Johan Askling

Om mig
Publikationer
CV
Populärvetenskap och samverkan

Om mig

Jag är professor i reumatologi/reumatisk sjukdomsepidemiologi vid Karolinska Institutet, samt reumatolog och överläkare vid Karolinska Universitetssjukhuset.

Utvalda publikationer

Article: BMJ-BRITISH MEDICAL JOURNAL. 2013;346:f1939

Rheumatoid arthritis, anti-tumour necrosis factor therapy, and risk of malignant melanoma: nationwide population based prospective cohort study from Sweden

Raaschou P; Simard JF; Holmqvist M; Askling J
Article: JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION. 2012;308(13):1350-1356

Risk of Venous Thromboembolism in Patients With Rheumatoid Arthritis and Association With Disease Duration and Hospitalization

Holmqvist ME; Neovius M; Eriksson J; Mantel A; Wallberg-Jonsson S; Jacobsson LTH; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2012;64(1):42-52

Treatment with tumor necrosis factor inhibitors and the risk of acute coronary syndromes in early rheumatoid arthritis

Ljung L; Simard JF; Jacobsson L; Rantapaa-Dahlqvist S; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2009;60(11):3180-3189

Cancer Risk in Patients With Rheumatoid Arthritis Treated With Anti-Tumor Necrosis Factor α Therapies Does the Risk Change With the Time Since Start of Treatment?

Askling J; van Vollenhoven RF; Granath F; Raaschou P; Fored CM; Baecklund E; Dackhammar C; Feltelius N; Coster L; Geborek P; Jacobsson LT; Lindblad S; Rantapaa-Dahlqvist S; Saxne T; Klareskog L
Review: ANNALS OF THE RHEUMATIC DISEASES. 2006;65(6):707-712

Swedish registers to examine drug safety and clinical issues in RA

Askling J; Fored CM; Geborek P; Jacobsson LTH; van Vollenhoven R; Feltelius N; Lindblad S; Klareskog L

Artiklar

Article: JOURNAL OF CROHNS & COLITIS. 2024;18(9):1371-1380

Spondyloarthritis in First-Degree Relatives and Spouses of Patients with Inflammatory Bowel Disease: A Nationwide Population-based Cohort Study from Sweden

Shrestha S; Brand JS; Osooli M; Eriksson C; Schoultz I; Askling J; Jess T; Montgomery S; Olen O; Halfvarson J
Article: GENERAL HOSPITAL PSYCHIATRY. 2024;89:23-31

Association between inflammatory joint disease and severe or treatment-resistant depression: population-based cohort and case-control studies in Sweden

Brenner P; Askling J; Hagg D; Brandt L; Stang P; Reutfors J
Article: RHEUMATOLOGY. 2024;63(5):1221-1229

Genome-wide investigation of persistence with methotrexate treatment in early rheumatoid arthritis

Sysojev AO; Saevarsdottir S; Diaz-Gallo L-M; Silberberg GN; Alfredsson L; Klareskog L; Baecklund E; Bjorkman L; Kastbom A; Rantapaa-Dahlqvist S; Turesson C; Jonsdottir I; Stefansson K; Frisell T; Padyukov L; Askling J; Westerlind H
Article: ANNALS OF THE RHEUMATIC DISEASES. 2024;83(4):446-456

Mortality in patients with psoriatic arthritis in Sweden: a nationwide, population-based cohort study

Exarchou S; Di Giuseppe D; Klingberg E; Sigurdardottir V; Wedren S; Lindstroem U; Turesson C; Jacobsson LTH; Askling J; Wallman JK
Article: JOURNAL OF INTERNAL MEDICINE. 2024;295(3):313-321

Disease-modifying antirheumatic drugs and risk of thyroxine-treated autoimmune thyroid disease in patients with rheumatoid arthritis

Waldenlind K; Delcoigne B; Saevarsdottir S; Askling J
Article: RHEUMATOLOGY. 2024;63(3):751-764

Predictors of DAPSA28 remission in patients with psoriatic arthritis initiating a first TNF inhibitor: results from 13 European registries

Linde L; Ornbjerg LM; Georgiadis S; Rasmussen SH; Lindstrom U; Askling J; Michelsen B; Di Giuseppe D; Wallman JK; Gudbjornsson B; Love TJ; Nordstrom DC; Yli-Kerttula T; Nekvindova L; Vencovsky J; Iannone F; Cauli A; Loft AG; Glintborg B; Laas K; Rotar Z; Tomsic M; Macfarlane GJ; Moller B; van de Sande M; Codreanu C; Nissen MJ; Birlik M; Erten S; Santos MJ; Vieira-Sousa E; Hetland ML; Ostergaard M
Article: ANNALS OF THE RHEUMATIC DISEASES. 2024;83(3):277-287

In early rheumatoid arthritis, anticitrullinated peptide antibodies associate with low number of affected joints and rheumatoid factor associates with systemic inflammation

Pertsinidou E; Saevarsdottir S; Manivel VA; Klareskog L; Alfredsson L; Mathsson-Alm L; Hansson M; Cornillet M; Serre G; Holmdahl R; Skriner K; Jakobsson P-J; Westerlind H; Askling J; Roennelid J
Article: SEMINARS IN ARTHRITIS AND RHEUMATISM. 2024;64:152313

Infection outcomes in patients with rheumatoid arthritis treated with abatacept and other disease-modifying antirheumatic drugs: Results from a 10-year international post-marketing study

Simon TA; Suissa S; Skovron ML; Frisell T; Askling J; Michaud K; Pedro S; Strangfeld A; Meissner Y; Boers M; Hoffman V; Dominique A; Gomez A; Hochberg MC
Article: SEMINARS IN ARTHRITIS AND RHEUMATISM. 2024;64:152240

Malignancy outcomes in patients with rheumatoid arthritis treated with abatacept and other disease-modifying antirheumatic drugs: Results from a 10-year international post-marketing study

Simon TA; Suissa S; Boers M; Hochberg MC; Skovron ML; Askling J; Michaud K; Strangfeld A; Pedro S; Frisell T; Meissner Y; Dominique A; Gomez A
Article: ANNALS OF THE RHEUMATIC DISEASES. 2024;83(2):177-183

Abatacept and non-melanoma skin cancer in patients with rheumatoid arthritis: a comprehensive evaluation of randomised controlled trials and observational studies

Simon TA; Dong L; Suissa S; Michaud K; Pedro S; Hochberg M; Boers M; Askling J; Frisell T; Strangfeld A; Meissner Y; Khaychuk V; Dominique A; Maldonado MA
Article: RMD OPEN. 2023;9(4):e003648

Are JAKis more effective among elderly patients with RA, smokers and those with higher cardiovascular risk? A comparative effectiveness study of b/tsDMARDs in Sweden

Bower H; Frisell T; di Giuseppe D; Delcoigne B; Lindstrom U; Turesson C; Chatzidionysiou K; Lindqvist E; Knight A; Forsblad-d'Elia H; Askling J
Article: RMD OPEN. 2023;9(4):e003714

Comorbidities and chance of remission in patients with early rheumatoid arthritis receiving methotrexate as first-line therapy: a Swedish observational nationwide study

Tidblad L; Westerlind H; Delcoigne B; Askling J; Saevarsdottir S
Article: RMD OPEN. 2023;9(4):e003630

Comparative cardiovascular safety with janus kinase inhibitors and biological disease-modifying antirheumatic drugs as used in clinical practice: an observational cohort study from Sweden in patients with rheumatoid arthritis

Bower H; Frisell T; di Giuseppe D; Delcoigne B; Askling J
Article: PSYCHOLOGICAL MEDICINE. 2023;53(15):7300-7308

Maternal rheumatoid arthritis and risk of autism in the offspring

Yin W; Norrback M; Levine SZ; Rivera N; Buxbaum JD; Zhu H; Yip B; Reichenberg A; Askling J; Sandin S
Article: RMD OPEN. 2023;9(4):e003111

Register-based observational study of associations between inflammatory remission, formal treatment targets and the use of disease-modifying antirheumatic drugs among patients with early rheumatoid arthritis

Lindqvist J; Askling J; Lampa J
Article: ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2023;58(10):1028-1040

Microscopic colitis and risk of incident rheumatoid arthritis: A nationwide population-based matched cohort study

Bergman D; Roelstraete B; Sun J; Ebrahimi F; Askling J; Ludvigsson JF
Article: CLINICAL GASTROENTEROLOGY AND HEPATOLOGY. 2023;21(12):3132-3142

Increasing Risk of Lymphoma Over Time in Crohn's Disease but Not in Ulcerative Colitis: A Scandinavian Cohort Study

Olen O; Smedby KE; Erichsen R; Pedersen L; Halfvarson J; Hallqvist-Everhov A; Askling J; Ekbom A; Sachs MC; Sorensen HT; Ludvigsson JF
Article: RHEUMATOLOGY. 2023;62(10):3391-3399

Glucocorticoid exposure and the risk of serious infections in rheumatoid arthritis: a marginal structural model application

Barbulescu A; Sjolander A; Delcoigne B; Askling J; Frisell T
Article: ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2023;58(7):692-703

Increasing healthcare costs in inflammatory bowel disease 2007-2020 in Sweden

Everhov A; Soederling J; Befrits G; Khalili H; Broems G; Neovius M; Askling J; Halfvarson JF; Ludvigsson J; Olen O; SWIBREG SG
Article: SCANDINAVIAN JOURNAL OF CLINICAL & LABORATORY INVESTIGATION. 2023;83(5):330-335

Calprotectin, a sensitive marker of inflammation, is robustly assessed in plasma from patients with early or established rheumatoid arthritis by use of different laboratory methods

Hammer HB; Pedersen SL; Jonsson MKK; Mathsson-Alm L; Gehring I; Sexton J; Haavardsholm EAA; Askling J
Article: RMD OPEN. 2023;9(3):e003027

Remission, response, retention and persistence to treatment with disease-modifying agents in patients with rheumatoid arthritis: a study of harmonised Swedish, Danish and Norwegian cohorts

Westerlind H; Glintborg B; Hammer HB; Saevarsdottir S; Krogh NS; Hetland ML; Hauge E-M; Tejada IM; Sexton J; Askling J
Article: EUROPEAN JOURNAL OF INTERNAL MEDICINE. 2023;115:55-61

How does current disease activity in rheumatoid arthritis affect the short-term risk of acute coronary syndrome? A clinical register based study from Sweden and Norway

Delcoigne B; Provan SA; Kristianslund EK; Askling J; Ljung L
Article: JOURNAL OF RHEUMATOLOGY. 2023;50(8):1009-1019

One-Third of European Patients With Axial Spondyloarthritis Reach Pain Remission With Routine Care Tumor Necrosis Factor Inhibitor Treatment

Ornbjerg LM; Rugbjerg K; Georgiadis S; Rasmussen SH; Lindstrom U; Pavelka K; Yilmaz N; Favalli EG; Nissen MJ; Michelsen B; Vieira-Sousa E; Jones GT; Ionescu R; Relas H; Sanchez-Piedra C; Tomsic M; Geirsson AJ; van der Horst-Bruinsma I; Askling J; Loft AG; Nekvindova L; Direskeneli H; Iannone F; Ciurea A; Fagerli KM; Santos MJ; Macfarlane GJ; Codreanu C; Eklund K; Pombo-Suarez M; Rotar Z; Gudbjornsson B; Rusman T; Ostergaard M; Hetland ML
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2023;52(4):374-384

Validity of clinical psoriatic arthritis diagnoses made by rheumatologists in the Swedish National Patient Register

Wallman JK; Alenius G-M; Klingberg E; Sigurdardottir V; Wedren S; Exarchou S; Lindstrom U; Di Giuseppe D; Askling J; Jacobsson LTH
Article: EUROPEAN JOURNAL OF EPIDEMIOLOGY. 2023;38(7):809-819

Repurposing antidiabetic drugs for rheumatoid arthritis: results from a two-sample Mendelian randomization study

Qin C; Diaz-Gallo L-M; Tang B; Wang Y; Nguyen T-D; Harder A; Lu Y; Padyukov L; Askling J; Hagg S
Article: ANNALS OF THE RHEUMATIC DISEASES. 2023;82(7):911-919

Cancer risks with JAKi and biological disease-modifying antirheumatic drugs in patients with rheumatoid arthritis or psoriatic arthritis: a national real-world cohort study

Huss V; Bower H; Hellgren K; Frisell T; Askling J; ARTIS G
Article: NATURE COMMUNICATIONS. 2023;14(1):3453

Deficit of homozygosity among 1.52 million individuals and genetic causes of recessive lethality

Oddsson A; Sulem P; Sveinbjornsson G; Arnadottir GM; Steinthorsdottir V; Halldorsson G; Atlason BO; Oskarsson G; Helgason H; Nielsen HS; Westergaard DA; Karjalainen J; Katrinardottir H; Fridriksdottir RB; Jensson B; Tragante VA; Ferkingstad E; Jonsson H; Gudjonsson S; Beyter D; Moore KHS; Thordardottir H; Kristmundsdottir S; Stefansson O; Rantapaa-Dahlqvist S; Sonderby IE; Didriksen MA; Stridh P; Haavik J; Tryggvadottir L; Frei O; Walters GB; Kockum I; Hjalgrim H; Olafsdottir T; Selbaek G; Nyegaard M; Erikstrup C; Brodersen T; Saevarsdottir S; Olsson T; Nielsen KR; Haraldsson A; Bruun MT; Hansen TF; Steingrimsdottir T; Jacobsen RLT; Lie R; Djurovic S; Alfredsson L; Lopez de Lapuente Portilla A; Brunak S; Melsted PV; Halldorsson B; Saemundsdottir J; Magnusson OT; Padyukov L; Banasik K; Rafnar T; Askling J; Klareskog L; Pedersen OB; Masson G; Havdahl A; Nilsson BA; Andreassen O; Daly M; Ostrowski SR; Jonsdottir I; Stefansson H; Holm H; Helgason A; Thorsteinsdottir U; Stefansson KF; Gudbjartsson D
Article: JOURNAL OF RHEUMATOLOGY. 2023;50(6):781-788

The National Prevalence of Clinically Diagnosed Psoriatic Arthritis in Sweden in 2017

Exarchou S; Wallman JK; Di Giuseppe D; Klingberg E; Sigurdardottir V; Wedren S; Lindstrom U; Turesson C; Jacobsson LTH; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2023;82(6):820-828

Uptake and effectiveness of newer biologic and targeted synthetic disease-modifying antirheumatic drugs in psoriatic arthritis: results from five Nordic biologics registries

Glintborg B; Di Giuseppe D; Wallman JK; Nordstrom DC; Gudbjornsson B; Hetland ML; Askling J; Grondal G; Sokka T; Provan SA; Michelsen B; Kristianslund EK; Dreyer L; Love TJ; Lindstrom U
Article: RHEUMATOLOGY. 2023;62(6):2106-2112

The association between autoantibodies and risk for venous thromboembolic events among patients with rheumatoid arthritis

Westerlind H; Kastbom A; Ronnelid J; Hansson M; Alfredsson L; Mathsson-Alm L; Serre G; Cornillet M; Holmdahl R; Skriner K; Bang H; Klareskog L; Saevarsdottir S; Lundberg K; Gronwall C; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2023;82(5):601-610

Safety of biological and targeted synthetic disease-modifying antirheumatic drugs for rheumatoid arthritis as used in clinical practice: results from the ARTIS programme

Frisell T; Bower H; Morin M; Baecklund E; Di Giuseppe D; Delcoigne B; Feltelius N; Forsblad-d'Elia H; Lindqvist E; Lindstroem U; Askling J
Article: AMERICAN HEART JOURNAL. 2023;259:42-51

Associations between rheumatoid arthritis, incident heart failure, and left ventricular ejection fraction

Faxen J; Benson L; Mantel A; Savarese G; Hage C; Dahlstrom U; Askling J; Lun LH; Andersson DC
Article: ACR OPEN RHEUMATOLOGY. 2023;5(5):277-284

Risk of Psychiatric Disorders in Juvenile Idiopathic Arthritis: Population- and Sibling-Controlled Cohort and Cross-Sectional Analyses

Delcoigne B; Horne A; Askling J; Askling J
Article: RMD OPEN. 2023;9(2):e002883

Methotrexate treatment in early psoriatic arthritis in comparison to rheumatoid arthritis: an observational nationwide study

Lindstrom U; di Giuseppe D; Exarchou S; Alenius G-M; Olofsson T; Klingberg E; Jacobsson L; Askling J; Wallman JK
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2023;52(2):111-117

Validation and characterization of venous thromboembolism diagnoses in the Swedish National Patient Register among patients with rheumatoid arthritis

Molander V; Bower H; Askling J
Article: RMD OPEN. 2023;9(1):e002924

Exposure to specific tumour necrosis factor inhibitors and risk of demyelinating and inflammatory neuropathy in cohorts of patients with inflammatory arthritis: a collaborative observational study across five Nordic rheumatology registers

Delcoigne B; Kopp TI; Arkema EV; Hellgren K; Provan SA; Relas H; Aaltonen K; Trokovic N; Gudbjornsson B; Grondal G; Klami Kristianslund E; Lindhardsen J; Dreyer L; Askling J
Article: RMD OPEN. 2023;9(1):e002753

Occurrence and relative risks for non-vertebral fractures in patients with ankylosing spondylitis compared with the general population: a register-based study from Sweden

Bengtsson K; Askling J; Lorentzon M; Rosengren B; Deminger A; Klingberg E; Jacobsson L; Forsblad-d'Elia H
Article: RHEUMATOLOGY AND THERAPY. 2023;10(1):201-223

Evaluation of VTE, MACE, and Serious Infections Among Patients with RA Treated with Baricitinib Compared to TNFi: A Multi-Database Study of Patients in Routine Care Using Disease Registries and Claims Databases

Salinas CA; Louder A; Polinski J; Zhang TC; Bower H; Phillips S; Song Y; Rashidi E; Bosan R; Chang H-C; Foster N; Gershenson B; Yamanaka H; Kishimoto M; Tanaka Y; Fischer P; Zhu B; Faries D; Mai X; Doherty BT; Grelaud A; Thurin NH; Askling J; Deberdt W
Article: ANNALS OF THE RHEUMATIC DISEASES. 2023;82(2):189-197

Venous thromboembolism with JAK inhibitors and other immune-modulatory drugs: a Swedish comparative safety study among patients with rheumatoid arthritis

Molander V; Bower H; Frisell T; Delcoigne B; Di Giuseppe D; Askling J
Article: JOURNAL OF INTERNAL MEDICINE. 2023;293(2):246-258

Post COVID-19 condition diagnosis: A population-based cohort study of occurrence, associated factors, and healthcare use by severity of acute infection

Hedberg P; Granath F; Bruchfeld J; Askling J; Sjoholm D; Fored M; Farnert A; Naucler P
Article: RHEUMATOLOGY. 2023;62(2):647-658

Is the risk of infection higher during treatment with secukinumab than with TNF inhibitors? An observational study from the Nordic countries

Glintborg B; Di Giuseppe D; Wallman JK; Provan SA; Nordstrom D; Hokkanen A-M; Osterlund J; Kristianslund E; Kvien TK; Gudbjornsson B; Hetland ML; Michelsen B; Jacobsson L; Askling J; Lindstrom U
Article: AMERICAN JOURNAL OF GASTROENTEROLOGY. 2022;117(12):1971-1981

Risk of Juvenile Idiopathic Arthritis and Rheumatoid Arthritis in Patients With Celiac Disease: A Population-Based Cohort Study

Doyle JB; Lebwohl B; Askling J; Forss A; Green PHR; Roelstraete B; Soderling J; Ludvigsson JF
Article: RMD OPEN. 2022;8(2):e002776

Haematological malignancies in patients with psoriatic arthritis overall and treated with TNF inhibitors: a Nordic cohort study

Cordtz RL; Askling J; Delcoigne B; Smedby KE; Baecklund E; Ballegaard C; Isomaki P; Aaltonen K; Gudbjornsson B; Love TJ; Provan SA; Michelsen B; Sexton J; Dreyer L; Hellgren K
Article: RMD OPEN. 2022;8(2):e002700

Comorbidities and treatment patterns in early rheumatoid arthritis: a nationwide Swedish study

Tidblad L; Westerlind H; Delcoigne B; Askling J; Saevarsdottir S
Article: RHEUMATOLOGY. 2022;61(12):4741-4751

The impact of a csDMARD in combination with a TNF inhibitor on drug retention and clinical remission in axial spondyloarthritis

Nissen M; Delcoigne B; Di Giuseppe D; Jacobsson L; Hetland ML; Ciurea A; Nekvindova L; Iannone F; Akkoc N; Sokka-Isler T; Fagerli KM; Santos MJ; Codreanu C; Pombo-Suarez M; Rotar Z; Gudbjornsson B; Van der Horst-Bruinsma I; Loft AG; Moeller B; Mann H; Conti F; Cetin GY; Relas H; Michelsen B; Ribeiro PA; Ionescu R; Sanchez-Piedra C; Tomsic M; Geirsson AJ; Askling J; Glintborg B; Lindstroem U
Article: RHEUMATOLOGY. 2022;61(11):4286-4296

Do patient-reported measures of disease activity in rheumatoid arthritis vary between countries? Results from a Nordic collaboration

Delcoigne B; Provan SA; Hammer HB; Di Giuseppe D; Frisell T; Glintborg B; Grondal G; Gudbjornson B; Hetland ML; Michelsen B; Nordstrom D; Relas H; Askling J
Article: JOURNAL OF CROHNS & COLITIS. 2022;16(10):1540-1550

Association Between Inflammatory Bowel Disease and Spondyloarthritis: Findings from a Nationwide Study in Sweden

Shrestha S; Brand JS; Jaras J; Schoultz I; Montgomery S; Askling J; Ludvigsson JF; Olen O; Halfvarson J
Article: RHEUMATOLOGY. 2022;61(10):3952-3962

Effectiveness of baricitinib and tofacitinib compared with bDMARDs in RA: results from a cohort study using nationwide Swedish register data

Barbulescu A; Askling J; Chatzidionysiou K; Forsblad-d'Elia H; Kastbom A; Lindstrom U; Turesson C; Frisell T
Article: RMD OPEN. 2022;8(2):e002465

Risk of lung cancer in rheumatoid arthritis and in relation to autoantibody positivity and smoking

Chatzidionysiou K; di Giuseppe D; Soderling J; Catrina A; Askling J
Article: JOURNAL OF PEDIATRIC GASTROENTEROLOGY AND NUTRITION. 2022;75(4):480-484

Colorectal Cancer in Childhood-onset Inflammatory Bowel Disease: A Scandinavian Register-based Cohort Study, 1969-2017

Everhov AH; Ludvigsson JF; Jaras J; Erichsen R; Pedersen L; Halfvarson J; Askling J; Ekbom A; Sorensen HT; Olen O
Article: SEMINARS IN ARTHRITIS AND RHEUMATISM. 2022;56:152081

Predictors of ASDAS-CRP inactive disease in axial spondyloarthritis during treatment with TNF-inhibitors: Data from the EuroSpA collaboration

Ornbjerg LM; Linde L; Georgiadis S; Rasmussen SH; Lindstrom U; Askling J; Michelsen B; Di Giuseppe D; Wallman JK; Pavelka K; Zavada J; Nissen MJ; Jones GT; Relas H; Pirila L; Tomsic M; Rotar Z; Geirsson AJ; Gudbjornsson B; Kristianslund EK; Horst-Bruinsma IVS; Loft AG; Laas K; Iannone F; Corrado A; Ciurea A; Santos MJ; Santos H; Codreanu C; Akkoc N; Gunduz OS; Glintborg B; Ostergaard M; Hetland ML
Article: ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2022;56(7):1168-1182

Colorectal cancer in elderly-onset inflammatory bowel disease: A 1969-2017 Scandinavian register-based cohort study

Everhov AH; Erichsen R; Jaras J; Pedersen L; Halfvarson J; Askling J; Ekbom A; Ludvigsson JF; Sorensen HT; Olen O
Article: CLINICAL PHARMACOLOGY & THERAPEUTICS. 2022;112(4):836-845

Combined Conventional Synthetic Disease Modifying Therapy vs. Infliximab for Rheumatoid Arthritis: Emulating a Randomized Trial in Observational Data

Barbulescu A; Askling J; Saevarsdottir S; Kim SC; Frisell T
Article: RHEUMATOLOGY. 2022;61(9):3799-3807

European bio-naive spondyloarthritis patients initiating TNF inhibitor: time trends in baseline characteristics, treatment retention and response

Christiansen SN; Ornbjerg LM; Rasmussen SH; Loft AG; Askling J; Iannone F; Zavada J; Michelsen B; Nissen M; Onen F; Santos MJ; Pombo-Suarez M; Relas H; Macfarlane GJ; Tomsic M; Codreanu C; Gudbjornsson B; Van der Horst-Bruinsma I; Di Giuseppe D; Glintborg B; Gremese E; Pavelka K; Kristianslund EK; Ciurea A; Akkoc N; Barcelos A; Sanchez-Piedra C; Peltomaa R; Jones GT; Rotar Z; Ionescu R; Grondal G; Van de Sande MGH; Laas K; Ostergaard M; Hetland ML
Article: RHEUMATOLOGY. 2022;61(9):3647-3656

The occurrence of multiple treatment switches in axial spondyloarthritis. Results from five Nordic rheumatology registries

Di Giuseppe D; Lindstrom U; Aaltonen K; Relas H; Provan S; Gudbjornsson B; Hetland ML; Askling J; Kauppi M; Geirsson AJ; Chatzidionysiou K; Jorgensen TS; Dreyer L; Michelsen B; Jacobsson L; Glintborg B
Article: RHEUMATOLOGY. 2022;61(9):3596-3605

Comparison of treatment retention of originator vs biosimilar products in clinical rheumatology practice in Sweden

Di Giuseppe D; Lindstrom U; Bower H; Delcoigne B; Frisell T; Chatzidionysiou K; Sjowall C; Lindqvist E; Askling J
Article: ARTHRITIS RESEARCH & THERAPY. 2022;24(1):203

Neither low social support nor low decision latitude at work is associated with disease remission among patients with rheumatoid arthritis: results from the Swedish EIRA study

Hedenstierna L; Hedstrom AK; Klareskog L; Di Giuseppe D; Alfredsson L; Askling J; Ernestam S; Saevarsdottir S; Ljung L
Article: ARTHRITIS RESEARCH & THERAPY. 2022;24(1):185

Does persistence to methotrexate treatment in early rheumatoid arthritis have a familial component?

Sysojev AO; Frisell T; Delcoigne B; Saevarsdottir S; Askling J; Westerlind H
Article: ANNALS OF THE RHEUMATIC DISEASES. 2022;81(8):1085-1095

Multiomics analysis of rheumatoid arthritis yields sequence variants that have large effects on risk of the seropositive subset

Saevarsdottir S; Stefansdottir L; Sulem P; Thorleifsson G; Ferkingstad E; Rutsdottir G; Glintborg B; Westerlind H; Grondal G; Loft IC; Sorensen SB; Lie BA; Brink M; Arlestig L; Arnthorsson AO; Baecklund E; Banasik K; Bank S; Bjorkman LI; Ellingsen T; Erikstrup C; Frei O; Gjertsson I; Gudbjartsson DF; Gudjonsson SA; Halldorsson GH; Hendricks O; Hillert J; Hogdall E; Jacobsen S; Jensen DV; Jonsson H; Kastbom A; Kockum I; Kristensen S; Kristjansdottir H; Larsen MH; Linauskas A; Hauge E-M; Loft AG; Ludviksson BR; Lund SH; Markusson T; Masson G; Melsted P; Moore KHS; Munk H; Nielsen KR; Norddahl GL; Oddsson A; Olafsdottir TA; Olason PI; Olsson T; Ostrowski SR; Horslev-Petersen K; Rognvaldsson S; Sanner H; Silberberg GN; Stefansson H; Sorensen E; Sorensen IJ; Turesson C; Bergman T; Alfredsson L; Kvien TK; Brunak S; Steinsson K; Andersen V; Andreassen OA; Rantapaa-Dahlqvist S; Hetland ML; Klareskog L; Askling J; Padyukov L; Pedersen OB; Thorsteinsdottir U; Jonsdottir I; Stefansson K
Article: ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2022;56(3):491-500

Age determines the risk of familial inflammatory bowel disease-A nationwide study

Halfvarson JF; Ludvigsson JF; Bresso F; Askling J; Sachs MC; Olen O
Article: ANNALS OF THE RHEUMATIC DISEASES. 2022;81(6):789-797

Short-term, intermediate-term and long-term risks of acute coronary syndrome in cohorts of patients with RA starting biologic DMARDs: results from four Nordic countries

Delcoigne B; Ljung L; Provan SA; Glintborg B; Hetland ML; Gron KL; Peltomaa R; Relas H; Turesson C; Gudbjornsson B; Michelsen B; Askling J
Article: RHEUMATOLOGY. 2022;61(5):1810-1818

Short- and longer-term cancer risks with biologic and targeted synthetic disease-modifying antirheumatic drugs as used against rheumatoid arthritis in clinical practice

Huss V; Bower H; Wadstrom H; Frisell T; Askling J
Article: ARTHRITIS CARE & RESEARCH. 2022;74(5):748-758

One-Year Treatment Outcomes of Secukinumab Versus Tumor Necrosis Factor Inhibitors in Spondyloarthritis: Results From Five Nordic Biologic Registries Including More Than 10,000 Treatment Courses

Glintborg B; Lindstrom U; Di Giuseppe D; Provan SA; Gudbjornsson B; Hetland ML; Michelsen B; Wallman JK; Aaltonen K; Hokkanen A-M; Nordstrom D; Jorgensen TS; Hansen RL; Geirsson AJ; Gron KL; Krogh NS; Askling J; Kristensen LE; Jacobsson LTH
Article: RHEUMATOLOGY. 2022;61(3):1228-1232

Juvenile idiopathic arthritis, marriage and parenthood: a nationwide matched cohort study

Bruze G; Askling J; Horne A; Neovius M
Article: ANNALS OF THE RHEUMATIC DISEASES. 2022;81(3):433-439

Influenza outcomes in patients with inflammatory joint diseases and DMARDs: how do they compare to those of COVID-19?

Bower H; Frisell T; Di Giuseppe D; Delcoigne B; Askling J
Article: HEART. 2022;108(6):467-473

Risk and predictors of heart failure in sarcoidosis in a population-based cohort study from Sweden

Rossides M; Kullberg S; Grunewald J; Eklund A; Di Giuseppe D; Askling J; Arkema EV
Article: RMD OPEN. 2022;8(1):e002018

Allergic conditions and risk of rheumatoid arthritis: a Swedish case-control study

Kronzer VL; Westerlind H; Alfredsson L; Crowson CS; Klareskog L; Holmqvist M; Askling J
Article: RMD OPEN. 2021;7(3):e001987

Effects of the COVID-19 pandemic on patients with inflammatory joint diseases in Sweden: from infection severity to impact on care provision

Bower H; Frisell T; di Giuseppe D; Delcoigne B; Ahlenius G-M; Baecklund E; Chatzidionysiou K; Feltelius N; Forsblad-d'Elia H; Kastbom A; Klareskog L; Lindqvist E; Lindstrom U; Turesson C; Sjowall C; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2021;80(11):1445-1452

Anterior uveitis in patients with spondyloarthritis treated with secukinumab or tumour necrosis factor inhibitors in routine care: does the choice of biological therapy matter?

Lindstrom U; Bengtsson K; Olofsson T; Di Giuseppe D; Glintborg B; Forsblad-d'Elia H; Jacobsson LTH; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2021;80(11):1410-1418

Effectiveness and treatment retention of TNF inhibitors when used as monotherapy versus comedication with csDMARDs in 15 332 patients with psoriatic arthritis. Data from the EuroSpA collaboration

Lindstrom U; Di Giuseppe D; Delcoigne B; Glintborg B; Moller B; Ciurea A; Pombo-Suarez M; Sanchez-Piedra C; Eklund K; Relas H; Gudbjornsson B; Love TJ; Jones GT; Codreanu C; Ionescu R; Nekvindova L; Zavada J; Atas N; Yolbas S; Fagerli KM; Michelsen B; Rotar Z; Tomsic M; Iannone F; Santos MJ; Avila-Ribeiro P; Ornbjerg LM; Ostergaard M; Jacobsson LTH; Askling J; Nissen MJ
Article: RESPIRATORY MEDICINE. 2021;188:106624

Risk of acute myocardial infarction in sarcoidosis: A population-based cohort study from Sweden

Rossides M; Kullberg S; Grunewald J; Eklund A; Di Giuseppe D; Askling J; Arkema EV
Article: SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY. 2021;56(10):1152-1162

Adult-onset inflammatory bowel disease and rate of serious infections compared to the general population: a nationwide register-based cohort study 2002-2017

Ludvigsson JF; Holmgren J; Grip O; Halfvarson J; Askling J; Sachs MC; Olen O
Article: JOURNAL OF RHEUMATOLOGY. 2021;48(10):1512-1518

Effectiveness of a Second Biologic After Failure of a Non-tumor Necrosis Factor Inhibitor As First Biologic in Rheumatoid Arthritis

Chatzidionysiou K; Hetland ML; Frisell T; Di Giuseppe D; Hellgren K; Glintborg B; Nordstrom D; Peltomaa R; Aaltonen K; Trokovic N; Kristianslund EK; Kvien TK; Provan SA; Gudbjornsson B; Grondal G; Dreyer L; Kristensen LE; Jorgensen TS; Jacobsson LTH; Askling J
Article: RHEUMATOLOGY. 2021;60(8):3656-3668

Risk of solid cancers overall and by subtypes in patients with psoriatic arthritis treated with TNF inhibitors - a Nordic cohort study

Hellgren K; Ballegaard C; Delcoigne B; Cordtz R; Nordstrom D; Aaltonen K; Gudbjornsson B; Love TJ; Provan SA; Sexton J; Zobbe K; Kristensen LE; Askling J; Dreyer L
Article: RHEUMATOLOGY. 2021;60(8):3635-3645

Comparison of treatment retention and response to secukinumab versus tumour necrosis factor inhibitors in psoriatic arthritis

Lindstrom U; Glintborg B; Di Giuseppe D; Jorgensen TS; Gudbjornsson B; Gron KL; Provan SA; Michelsen B; Hetland ML; Wallman JK; Nordstrom D; Trokovic N; Love TJ; Krogh NS; Askling J; Jacobsson LTH; Kristensen LE
Article: RHEUMATOLOGY. 2021;60(8):3760-3769

Comorbidities at diagnosis of rheumatoid arthritis: a population-based case-control study

Tidblad L; Westerlind H; Delcoigne B; Askling J; Saevarsdottir S
Article: JOURNAL OF RHEUMATOLOGY. 2021;48(8):1243-1250

Tuberculosis in Biologic-naive Patients With Rheumatoid Arthritis: Risk Factors and Tuberculosis Characteristics

Sundbaum JK; Arkema EV; Bruchfeld J; Jonsson J; Askling J; Baecklund E
Article: ANNALS OF THE RHEUMATIC DISEASES. 2021;80(8):1086-1093

Impact of the COVID-19 pandemic on morbidity and mortality in patients with inflammatory joint diseases and in the general population: a nationwide Swedish cohort study

Bower H; Frisell T; Di Giuseppe D; Delcoigne B; Ahlenius G-M; Baecklund E; Chatzidionysiou K; Feltelius N; Forsblad-d'Elia H; Kastbom A; Klareskog L; Lindqvist E; Lindstrom U; Turesson C; Sjowall C; Askling J
Article: CLINICAL AND EXPERIMENTAL RHEUMATOLOGY. 2021;39(4):879-882

Rheumatoid arthritis autoantibodies and their association with age and sex

Pertsinidou E; Manivel VA; Westerlind H; Klareskog L; Alfredsson L; Mathsson-Alm L; Hansson M; Saevatsdottir S; Askling J; Ronnelid J
Article: ACR OPEN RHEUMATOLOGY. 2021;3(7):457-463

What Is the Persistence to Methotrexate in Rheumatoid Arthritis, and Does Machine Learning Outperform Hypothesis-Based Approaches to Its Prediction?

Westerlind H; Maciejewski M; Frisell T; Jelinsky SA; Ziemek D; Askling J
Article: JOURNAL OF CROHNS & COLITIS. 2021;15(6):980-987

Women's Earnings are more Affected by Inflammatory Bowel Disease than Men's: A Register-Based Swedish Cohort Study

Everhov AH; Bruze G; Soderling J; Askling J; Halfvarson J; Westberg K; Malmborg P; Nordenvall C; Ludvigsson JF; Olen O
Article: RHEUMATOLOGY. 2021;60(6):2725-2734

Incidence of extra-articular manifestations in ankylosing spondylitis, psoriatic arthritis and undifferentiated spondyloarthritis: results from a national register-based cohort study

Bengtsson K; Forsblad-d'Elia H; Deminger A; Klingberg E; Dehlin M; Exarchou S; Lindstrom U; Askling J; Jacobsson LTH
Article: RHEUMATOLOGY. 2021;60(5):2217-2222

Mortality over 14 years in MTX-refractory patients randomized to a strategy of addition of infliximab or sulfasalazine and hydroxychloroquine

Miller H; Wallman JK; Petersson IF; Saevarsdottir S; Soderlng J; Ernestam S; Askling J; van Vollenhoven R; Neovius M
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2021;50(3):178-182

Social stressors and risk of rheumatoid arthritis and their relationship to known modifiable risk factors: results from the Swedish EIRA study

Hedenstierna L; Opava CH; Askling J; Jiang X; Ernestam S; Alfredsson L; Klareskog L; Saevarsdottir S
Article: RESPIROLOGY. 2021;26(5):452-460

Infection risk in sarcoidosis patients treated with methotrexate compared to azathioprine: A retrospective 'target trial' emulated with Swedish real-world data

Rossides M; Kullberg S; Di Giuseppe D; Eklund A; Grunewald J; Askling J; Arkema EV
Article: ARTHRITIS CARE & RESEARCH. 2021;73(5):658-665

Findings on Coronary Angiographies in Patients With Rheumatoid Arthritis and Ischemic Heart Disease: Are They Different From Patients Without Rheumatoid Arthritis?

Holmqvist M; Mantel A; Wallberg-Jonsson S; James S; Jernberg T; Askling J
Article: CANCER EPIDEMIOLOGY BIOMARKERS & PREVENTION. 2021;30(5):886-894

Hepatobiliary Cancer Risk in Patients with Inflammatory Bowel Disease: A Scandinavian Population-Based Cohort Study

Erichsen R; Olen O; Sachs MC; Pedersen L; Halfvarson J; Askling J; Ekbom A; Ludvigsson JF; Sorensen HT
Article: CLINICAL RHEUMATOLOGY. 2021;40(4):1321-1329

Characteristics and outcome of a first acute myocardial infarction in patients with ankylosing spondylitis

Sodergren A; Askling J; Bengtsson K; Forsblad-d'Elia H; Jernberg T; Lindstrom U; Ljung L; Mantel A; Jacobsson LTH
Article: LIVER INTERNATIONAL. 2021;41(3):545-553

Morbidity, risk of cancer and mortality in 3645 HFE mutations carriers

Hagstrom H; Ndegwa N; Jalmeus M; Ekstedt M; Posserud I; Rorsman F; Nyhlin N; Klintman D; Werner M; Marschall H-U; Askling J; Stal P
Article: GUT. 2021;70(2):297-308

Inflammatory bowel disease and risk of small bowel cancer: a binational population-based cohort study from Denmark and Sweden

Axelrad JE; Olen O; Sachs MC; Erichsen R; Pedersen L; Halfvarson J; Askling J; Ekbom A; Sorensen HT; Ludvigsson JF
Article: RHEUMATOLOGY. 2021;60(2):820-828

The impact of seropositivity on the effectiveness of biologic anti-rheumatic agents: results from a collaboration of 16 registries

Courvoisier DS; Chatzidionysiou K; Mongin D; Lauper K; Mariette X; Morel J; Gottenberg J-E; Bergstra SA; Suarez MP; Codreanu C; Kvien TK; Santos MJ; Pavelka K; Hetland ML; Askling J; Turesson C; Kubo S; Tanaka Y; Iannone F; Choquette D; Nordstrom DC; Rotar Z; Lukina G; Gabay C; Van Vollenhoven R; Finckh A
Article: RHEUMATOLOGY. 2021;60(2):809-819

Lymphoma risks in patients with rheumatoid arthritis treated with biological drugs-a Swedish cohort study of risks by time, drug and lymphoma subtype

Hellgren K; Di Giuseppe D; Smedby KE; Sundstrom C; Askling J; Baecklund E
Article: ANNALS OF THE RHEUMATIC DISEASES. 2021;80(2):169-175

Risk of venous thromboembolism in rheumatoid arthritis, and its association with disease activity: a nationwide cohort study from Sweden

Molander V; Bower H; Frisell T; Askling J
Article: RHEUMATOLOGY. 2021;60(1):140-146

Inflammatory hallmarks of lesser prominence in psoriatic arthritis patients starting biologics: a Nordic population-based cohort study

Hansen RL; Jorgensen TS; Dreyer L; Hetland ML; Glintborg B; Askling J; Di Giuseppe D; Jacobsson LTH; Wallman JK; Nordstrom D; Aaltonen K; Kristianslund EK; Kvien TK; Provan SA; Gudbjornsson B; Love TJ; Kristensen LE
Article: CLINICAL EPIDEMIOLOGY. 2021;13:21-41

Adaptation of the Charlson Comorbidity Index for Register-Based Research in Sweden

Ludvigsson JF; Appelros P; Askling J; Byberg L; Carrero J-J; Ekstrom AM; Ekstrom M; Smedby KE; Hagstrom H; James S; Jarvholm B; Michaelsson K; Pedersen NL; Sundelin H; Sundquist K; Sundstrom J
Article: ARTHRITIS & RHEUMATOLOGY. 2021;73(1):61-68

Respiratory Diseases as Risk Factors for Seropositive and Seronegative Rheumatoid Arthritis and in Relation to Smoking

Kronzer VL; Westerlind H; Alfredsson L; Crowson CS; Nyberg F; Tornling G; Klareskog L; Holmqvist M; Askling J
Article: EUROPEAN JOURNAL OF HAEMATOLOGY. 2020;105(6):779-785

Concordance in survival among first-degree relatives diagnosed with indolent lymphoid malignancies including chronic lymphocytic leukemia

Baecklund F; Ekberg S; Rosenquist R; Askling J; Eloranta S; Smedby KE
Article: RMD OPEN. 2020;6(3):e001463

Is rheumatoid arthritis a risk factor for acute coronary syndrome also among individuals at elevated risk, such as individuals presenting with acute chest pain?

Svensson P; Bergstrom M; Discacciati A; Ljung L; Jernberg T; Frick M; Linder R; Askling J
Article: EUROPEAN JOURNAL OF EPIDEMIOLOGY. 2020;35(11):1087-1097

Are infectious diseases risk factors for sarcoidosis or a result of reverse causation? Findings from a population-based nested case-control study

Rossides M; Kullberg S; Askling J; Eklund A; Grunewald J; Di Giuseppe D; Arkema EV
Article: SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY. 2020;55(10):1205-1210

Validity of administrative codes associated with cirrhosis in Sweden

Bengtsson B; Askling J; Ludvigsson JF; Hagstrom H
Article: ARTHRITIS & RHEUMATOLOGY. 2020;72(10):1658-1667

Anti-Citrullinated Protein Antibody Specificities, Rheumatoid Factor Isotypes, and Incident Cardiovascular Events in Patients With Rheumatoid Arthritis

Westerlind H; Ronnelid J; Hansson M; Alfredsson L; Mathsson-Alm L; Serre G; Cornillet M; Holmdahl R; Jakobsson P-J; Skriner K; Klareskog L; Saevarsdottir S; Askling J
Article: RMD OPEN. 2020;6(3):e001280

Drug retention, inactive disease and response rates in 1860 patients with axial spondyloarthritis initiating secukinumab treatment: routine care data from 13 registries in the EuroSpA collaboration.

Michelsen B; Lindström U; Codreanu C; Ciurea A; Zavada J; Loft AG; Pombo-Suarez M; Onen F; Kvien TK; Rotar Z; Santos MJ; Iannone F; Hokkanen A-M; Gudbjornsson B; Askling J; Ionescu R; Nissen MJ; Pavelka K; Sanchez-Piedra C; Akar S; Sexton J; Tomsic M; Santos H; Sebastiani M; Österlund J; Geirsson AJ; Macfarlane G; van der Horst-Bruinsma I; Georgiadis S; Brahe CH; Ørnbjerg LM; Hetland ML; Østergaard M
Article: EUROPEAN RESPIRATORY JOURNAL. 2020;56(3):2000767

Risk of first and recurrent serious infection in sarcoidosis: a Swedish register-based cohort study

Rossides M; Kullberg S; Eklund A; Di Giuseppe D; Grunewald J; Askling J; Arkema EV
Article: RMD OPEN. 2020;6(2):e001363

How do we use biologics in rheumatoid arthritis patients with a history of malignancy? An assessment of treatment patterns using Scandinavian registers

Chatzidionysiou K; Delcoigne B; Frisell T; Hetland ML; Glintborg B; Dreyer L; Cordtz R; Zobbe K; Nordstrom D; Trokovic N; Aaltonen K; Provan SA; Grondal G; Gudbjornsson B; Askling J
Article: RHEUMATOLOGY. 2020;59(9):2455-2461

Impact of discordance between patient's and evaluator's global assessment on treatment outcomes in 14 868 patients with spondyloarthritis

Michelsen B; Ornbjerg LM; Kvien TK; Pavelka K; Nissen MJ; Nordstrom D; Santos MJ; Koca SS; Askling J; Rotar Z; Gudbjornsson B; Codreanu C; Loft AG; Kristianslund EK; Mann HF; Ciurea A; Eklund KK; Vieira-Sousa E; Yazici A; Jacobsson L; Tomsic M; Love TJ; Ionescu R; van der Horst-Bruinsma IE; Iannone F; Pombo-Suarez M; Jones GT; Hyldstrup LH; Krogh NS; Hetland ML; Ostergaard M
Article: NATURE. 2020;584(7822):619-623

FLT3 stop mutation increases FLT3 ligand level and risk of autoimmune thyroid disease

Saevarsdottir S; Olafsdottir TA; Ivarsdottir EV; Halldorsson GH; Gunnarsdottir K; Sigurdsson A; Johannesson A; Sigurdsson JK; Juliusdottir T; Lund SH; Arnthorsson AO; Styrmisdottir EL; Gudmundsson J; Grondal GM; Steinsson K; Alfredsson L; Askling J; Benediktsson R; Bjarnason R; Geirsson AJ; Gudbjornsson B; Gudjonsson H; Hjaltason H; Hreidarsson AB; Klareskog L; Kockum I; Kristjansdottir H; Love TJ; Ludviksson BR; Olsson T; Onundarson PT; Orvar KB; Padyukov L; Sigurgeirsson B; Tragante V; Bjarnadottir K; Rafnar T; Masson G; Sulem P; Gudbjartsson DF; Melsted P; Thorleifsson G; Norddahl GL; Thorsteinsdottir U; Jonsdottir I; Stefansson K
Article: ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2020;52(4):655-668

Healthcare use, work loss and total costs in incident and prevalent Crohn's disease and ulcerative colitis: results from a nationwide study in Sweden

Khalili H; Everhov AH; Halfvarson J; Ludvigsson JF; Askling J; Myrelid P; Soderling J; Olen O; Neovius M
Article: ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2020;52(1):143-154

Inflammatory bowel disease and pancreatic cancer: a Scandinavian register-based cohort study 1969-2017

Everhov AH; Erichsen R; Sachs MC; Pedersen L; Halfvarson J; Askling J; Ekbom A; Ludvigsson JF; Sorensen HT; Olen O
Article: RMD OPEN. 2020;6(2):e001282

Does autoimmune thyroid disease affects rheumatoid arthritis disease activity or response to methotrexate?

Waldenlind K; Delcoigne B; Saevarsdottir S; Askling J
Article: RMD OPEN. 2020;6(2):e001201

Gastrointestinal perforations in patients with rheumatoid arthritis treated with biological disease-modifying antirheumatic drugs in Sweden: a nationwide cohort study

Barbulescu A; Delcoigne B; Askling J; Frisell T
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2020;49(3):225-232

Population-based study of patients with primary Sjogren's syndrome and lymphoma: lymphoma subtypes, clinical characteristics, and gender differences

Vasaitis L; Nordmark G; Theander E; Backlin C; Smedby KE; Askling J; Ronnblom L; Sundstrom C; Baecklund E
Article: RMD OPEN. 2020;6(1):e001197

Siblings of patients with rheumatoid arthritis have an increased mortality rate: a Swedish cohort study

Westerlind H; Delcoigne B; Askling J
Article: LANCET GASTROENTEROLOGY & HEPATOLOGY. 2020;5(5):475-484

Colorectal cancer in Crohn's disease: a Scandinavian population-based cohort study

Olen O; Erichsen R; Sachs MC; Pedersen L; Halfvarson J; Askling J; Ekbom A; Sorensen HT; Ludvigsson JF
Article: ANNALS OF NEUROLOGY. 2020;87(5):688-699

Cancer Risk for Fingolimod, Natalizumab, and Rituximab in Multiple Sclerosis Patients

Alping P; Askling J; Burman J; Fink K; Fogdell-Hahn A; Gunnarsson M; Hillert J; Langer-Gould A; Lycke J; Nilsson P; Salzer J; Svenningsson A; Vrethem M; Olsson T; Piehl F; Frisell T
Article: ANNALS OF THE RHEUMATIC DISEASES. 2020;79(5):566-572

Risk of neuroinflammatory events in arthritis patients treated with tumour necrosis factor alpha inhibitors: a collaborative population-based cohort study from Denmark and Sweden

Kopp TI; Delcoigne B; Arkema EV; Jacobsen RK; Magyari M; Ibfelt EH; Locht H; Sellebjerg F; Cordtz RL; Jensen DV; Askling J; Dreyer L
Article: ANNALS OF THE RHEUMATIC DISEASES. 2020;79(5):581-586

Risk of breast cancer before and after rheumatoid arthritis, and the impact of hormonal factors

Wadstrom H; Pettersson A; Smedby KE; Askling J
Article: ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2020;51(8):789-800

Adult height in patients with childhood-onset inflammatory bowel disease: a nationwide population-based cohort study

Mouratidou N; Malmborg P; Sachs MC; Askling J; Ekbom A; Neovius M; Smedby KE; Savendahl L; Ludvigsson JF; Olen O
Article: GUT. 2020;69(3):453-461

Mortality in adult-onset and elderly-onset IBD: a nationwide register-based cohort study 1964-2014

Olen O; Askling J; Sachs MC; Neovius M; Smedby KE; Ekbom A; Ludvigsson JF
Article: LANCET. 2020;395(10218):123-131

Colorectal cancer in ulcerative colitis: a Scandinavian population-based cohort study

Olen O; Erichsen R; Sachs MC; Pedersen L; Halfvarson J; Askling J; Ekbom A; Sorensen HT; Ludvigsson JF
Article: CLINICAL EPIDEMIOLOGY. 2020;12:273-285

Work Loss in Relation to Pharmacological and Surgical Treatment for Crohn's Disease: A Population-Based Cohort Study

Everhov A; Sachs M; Ludvigsson J; Khalili H; Askling J; Neovius M; Myrelid P; Halfvarson J; Nordenvall C; Soderling J; Olen O
Article: ANNALS OF THE RHEUMATIC DISEASES. 2019;78(11):1536-1544

Treatment response and drug retention rates in 24 195 biologic-naive patients with axial spondyloarthritis initiating TNFi treatment: routine care data from 12 registries in the EuroSpA collaboration

Ornbjerg LM; Brahe CH; Askling J; Ciurea A; Mann H; Onen F; Kristianslund EK; Nordstrom D; Santos MJ; Codreanu C; Gomez-Reino J; Rotar Z; Gudbjornsson B; Di Giuseppe D; Nissen MJ; Pavelka K; Birlik M; Kvien T; Eklund KK; Barcelos A; Ionescu R; Sanchez-Piedra C; Tomsic M; Geirsson AJ; Loft AG; van der Horst-Bruinsma I; Jones G; Iannone F; Hyldstrup L; Krogh NS; Hetland ML; Ostergaard M
Article: INFLAMMATORY BOWEL DISEASES. 2019;25(10):1663-1673

Effects of Childhood-onset Inflammatory Bowel Disease on School Performance: A Nationwide Population-based Cohort Study Using Swedish Health and Educational Registers

Malmborg P; Mouratidou N; Sachs MC; Hammar U; Khalili H; Neovius M; Hjern A; Smedby KE; Ekbom A; Askling J; Ludvigsson JF; Olen O
Article: INFLAMMATORY BOWEL DISEASES. 2019;25(7):1237-1247

Work Loss Before and After Diagnosis of Crohn's Disease

Everhov AH; Khalili H; Askling J; Myrelid P; Ludvigsson JF; Halfvarson J; Nordenvall C; Neovius M; Soderling J; Olen O
Article: CLINICAL GASTROENTEROLOGY AND HEPATOLOGY. 2019;17(7):1311-1322.e7

Gastrointestinal Infection Increases Odds of Inflammatory Bowel Disease in a Nationwide Case-Control Study

Axelrad JE; Olen O; Askling J; Lebwohl B; Khalili H; Sachs MC; Ludvigsson JF
Article: ARTHRITIS RESEARCH & THERAPY. 2019;21(1):128

Biological treatment of ankylosing spondylitis: a nationwide study of treatment trajectories on a patient level in clinical practice

Lindstrom U; Olofsson T; Wedren S; Qirjazo I; Askling J
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2019;48(3):207-212

Comparison of patients with and without pre-existing lymphoma at diagnosis of primary Sjogren's syndrome

Vasaitis L; Nordmark G; Theander E; Backlin C; Smedby KE; Askling J; Ronnblom L; Sundstrom C; Baecklund E
Article: ANNALS OF THE RHEUMATIC DISEASES. 2019;78(5):683-687

Siblings of patients with rheumatoid arthritis are at increased risk of acute coronary syndrome

Westerlind H; Holmqvist M; Ljung L; Frisell T; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2019;78(3):320-327

Risk of serious infections in patients with rheumatoid arthritis treated in routine care with abatacept, rituximab and tocilizumab in Denmark and Sweden

Gron KL; Arkema EV; Glintborg B; Mehnert F; Ostergaard M; Dreyer L; Norgaard M; Krogh NS; Askling J; Hetland ML; Askling J; Klareskog L; Feltelius N; Baecklund E; Sjowall C; Rantapaa-Dahlqvist S; Forsblad-d'Elia H; Jacobsson L; Turesson C; Lindqvist E; Nisell R
Article: GASTROENTEROLOGY. 2019;156(3):614-622

Increased Mortality of Patients With Childhood- Onset Inflammatory Bowel Diseases, Compared With the General Population

Olen O; Askling J; Sachs MC; Frumento P; Neovius M; Smedby KE; Ekbom A; Malmborg P; Ludvigsson JF
Article: AMERICAN JOURNAL OF GASTROENTEROLOGY. 2019;114(2):291-304

Fracture Risk in Patients With Inflammatory Bowel Disease: A Nationwide Population-Based Cohort Study From 1964 to 2014

Ludvigsson JF; Mahl M; Sachs MC; Bjork J; Michaelsson K; Ekbom A; Askling J; Backman A-S; Olen O
Article: RHEUMATOLOGY. 2019;58(8):1367-1377

Comparative effectiveness of abatacept, rituximab, tocilizumab and TNFi biologics in RA: results from the nationwide Swedish register

Frisell T; Dehlin M; Di Giuseppe D; Feltelius N; Turesson C; Askling J; Ernestam S; Klareskog L; Nisell R; Baecklund E; Kastbom A; Jacobsson L; Lindqvist E; d'Elia HF; Rantapaa-Dahlqvist S
Article: SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY. 2019;54(1):55-63

Changes in inflammatory bowel disease subtype during follow-up and over time in 44,302 patients

Everhov AH; Sachs MC; Malmborg P; Nordenvall C; Myrelid P; Khalili H; Elmberg M; Ekbom A; Askling J; Jakobsson G; Halfvarson J; Ludvigsson JF; Olen O
Article: RMD OPEN. 2019;5(2):e000978

Occupational exposure to asbestos and silica and risk of developing rheumatoid arthritis: findings from a Swedish population-based case-control study

Ilar A; Klareskog L; Saevarsdottir S; Wiebert P; Askling J; Gustaysson P; Alfredsson L
Article: RMD OPEN. 2019;5(2):e001055

Juvenile idiopathic arthritis and risk of cancer before and after the introduction of biological therapies

Horne A; Delcoigne B; Palmblad K; Askling J
Article: RMD OPEN. 2019;5(2):e001079

Treatment retention of infliximab and etanercept originators versus their corresponding biosimilars: Nordic collaborative observational study of 2334 biologics naive patients with spondyloarthritis

Lindstrom U; Glintborg B; Di Giuseppe D; Nordstrom D; Provan SA; Gudbjornsson B; Askling J; Hetland ML; Aaltonen K; Krogh NS; Geirsson AJ; Jacobsson LTH
Article: LIVER INTERNATIONAL. 2019;39(1):197-204

Cardiovascular risk factors in non-alcoholic fatty liver disease

Hagstrom H; Nasr P; Ekstedt M; Hammar U; Stal P; Askling J; Hultcrantz R; Kechagias S
Article: JOURNAL OF CROHNS & COLITIS. 2018;12(12):1418-1428

Sick Leave and Disability Pension in Prevalent Patients With Crohn's Disease

Everhov AH; Khalili H; Askling J; Myrelid P; Ludvigsson JF; Halfvarson J; Nordenvall C; Soderling J; Olen O; Neovius M
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2018;47(6):465-474

Biological treatment in ankylosing spondylitis in the Nordic countries during 2010-2016: a collaboration between five biological registries

Glintborg B; Lindstrom U; Aaltonen K; Kristianslund EK; Gudbjornsson B; Chatzidionysiou K; Askling J; Nordstrom D; Hetland ML; Di Giuseppe D; Dreyer L; Kristensen LE; Jorgensen TS; Eklund K; Grondal G; Ernestam S; Joensuu J; Tormanen MRK; Skydsgaard H; Hagfors J; Kvien TK; Lie E; Fagerli K; Geirsson AJ; Jonsson H; Provan SA; Krogh NS; Jacobsson LTH
Article: AMERICAN JOURNAL OF GASTROENTEROLOGY. 2018;113(11):1711-1719

Pancreatic Cancer Following Acute Pancreatitis: A Population-based Matched Cohort Study

Sadr-Azodi O; Oskarsson V; Discacciati A; Askling J; Videhult P; Ekbom A
Article: JAMA NETWORK OPEN. 2018;1(6):e183567

Risk of Thyroxine-Treated Autoimmune Thyroid Disease Associated With Disease Onset in Patients With Rheumatoid Arthritis

Waldenlind K; Saevarsdottir S; Bengtsson C; Askling J
Article: ARTHRITIS CARE & RESEARCH. 2018;70(10):1563-1567

Tuberculosis Risk in Ankylosing Spondylitis, Other Spondyloarthritis, and Psoriatic Arthritis in Sweden: A Population-Based Cohort Study

de Vries MK; Arkema EV; Jonsson J; Bruchfeld J; Jacobsson LTH; Askling J
Article: ANNALS OF INTERNAL MEDICINE. 2018;169(5):291-299

Tumor Necrosis Factor Inhibitors and Cancer Recurrence in Swedish Patients With Rheumatoid Arthritis A Nationwide Population-Based Cohort Study

Raaschou P; Soderling J; Turesson C; Askling J
Article: ARTHRITIS RESEARCH & THERAPY. 2018;20(1):175

Mediterranean diet and risk of rheumatoid arthritis: a population-based case-control study

Johansson K; Askling J; Alfredsson L; Di Giuseppe D
Article: EUROPEAN RESPIRATORY JOURNAL. 2018;52(2):1800385

Familial aggregation and heritability of sarcoidosis: a Swedish nested case-control study

Rossides M; Grunewald J; Eklund A; Kullberg S; Di Giuseppe D; Askling J; Arkema EV
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2018;47(4):270-275

Anti-cyclic citrullinated peptide antibodies, other common autoantibodies, and smoking as risk factors for lymphoma in patients with rheumatoid arthritis

Baecklund E; Backlin C; Ronnelid J; Toes R; Huizinga TWJ; Ahlin E; Askling J; Hochberg FH; Klareskog L; Kay J; Smedby KE
Article: EXPERT OPINION ON BIOLOGICAL THERAPY. 2018;18(5):499-504

Uptake of rheumatology biosimilars in the absence of forced switching

Di Giuseppe D; Frisell T; Ernestam S; Forsblad-D'Elia H; Lindqvist E; Lindstrom U; Sjowall C; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2018;77(5):650-657

Patient characteristics influence the choice of biological drug in RA, and will make non-TNFi biologics appear more harmful than TNFi biologics

Frisell T; Baecklund E; Bengtsson K; Di Giuseppe D; Forsblad-d'Elia H; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2018;77(4):541-548

Risk of cardiac rhythm disturbances and aortic regurgitation in different spondyloarthritis subtypes in comparison with general population: a register-based study from Sweden

Bengtsson K; Forsblad-d'Elia H; Lie E; Klingberg E; Dehlin M; Exarchou S; Lindstrom U; Askling J; Jacobsson LTH
Article: GASTROENTEROLOGY. 2018;154(3):518-528.e15

Incidence and Treatment of Patients Diagnosed With Inflammatory Bowel Diseases at 60 Years or Older in Sweden

Everhov AH; Halfvarson J; Myrelid P; Sachs MC; Nordenvall C; Soderling J; Ekbom A; Neovius M; Ludvigsson JF; Askling J; Olen O
Article: EUROPEAN RESPIRATORY JOURNAL. 2018;51(2):1701815

Sarcoidosis mortality in Sweden: a population-based cohort study

Rossides M; Kullberg S; Askling J; Eklund A; Grunewald J; Arkema EV
Article: JOURNAL OF CROHNS & COLITIS. 2018;12(2):157-166

Surgical Treatment in Childhood-onset Inflammatory Bowel Disease-A Nationwide Register-based Study of 4695 Incident Patients in Sweden 2002-2014

Nordenvall C; Rosvall O; Bottai M; Everhov AH; Malmborg P; Smedby KE; Ekbom A; Askling J; Ludvigsson JF; Myrelid P; Olen O
Article: ANNALS OF THE RHEUMATIC DISEASES. 2018;77(1):85-91

Mortality following new-onset Rheumatoid Arthritis: has modern Rheumatology had an impact?

Holmqvist M; Ljung L; Askling J
Article: RMD OPEN. 2018;4(2):e000762

Impact of extra-articular spondyloarthritis manifestations and comorbidities on drug retention of a first TNF-inhibitor in ankylosing spondylitis: a population-based nationwide study

Lindstrom U; Olofsson T; Wedren S; Qirjazo I; Askling J
Article: RMD OPEN. 2018;4(2):e000771

Performance of the Expanded Cardiovascular Risk Prediction Score for Rheumatoid Arthritis in a geographically distant National Register-based cohort: an external validation

Ljung L; Ueda P; Liao KP; Greenberg JD; Etzel CJ; Solomon DH; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(12):2017-2024

Long-term outcomes and secondary prevention after acute coronary events in patients with rheumatoid arthritis

Mantel A; Holmqvist M; Jernberg T; Wallberg-Jonsson S; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(12):2025-2030

Spectrum of lymphomas across different drug treatment groups in rheumatoid arthritis: a European registries collaborative project

Mercer LK; Regierer AC; Mariette X; Dixon WG; Baecklund E; Hellgren K; Dreyer L; Hetland ML; Cordtz R; Hyrich K; Strangfeld A; Zink A; Canhao H; Victoria Hernandez M; Tubach F; Gottenberg J-E; Morel J; Zavada J; Iannone F; Askling J; Listing J
Article: JAMA INTERNAL MEDICINE. 2017;177(11):1605-1612

Malignant Neoplasms in Patients With Rheumatoid Arthritis Treated With Tumor Necrosis Factor Inhibitors, Tocilizumab, Abatacept, or Rituximab in Clinical Practice A Nationwide Cohort Study From Sweden

Wadstroem H; Frisell T; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(11):1809-1814

Juvenile onset arthritis and pregnancy outcome: a population-based cohort study

Remaeus K; Johansson K; Askling J; Stephansson O
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(10):1642-1647

Acute coronary syndrome in new-onset rheumatoid arthritis: a population-based nationwide cohort study of time trends in risks and excess risks

Holmqvist M; Ljung L; Askling J
Article: BMJ-BRITISH MEDICAL JOURNAL. 2017;358:j3951

Childhood onset inflammatory bowel disease and risk of cancer: a Swedish nationwide cohort study 1964-2014

Olen O; Askling J; Sachs MC; Frumento P; Neovius M; Smedby KE; Ekbom A; Malmborg P; Ludvigsson JF
Article: ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2017;46(6):589-598

Anti-TNF treatment in Crohn's disease and risk of bowel resection-a population based cohort study

Eberhardson M; Soderling JK; Neovius M; Cars T; Myrelid P; Ludvigsson JF; Askling J; Ekbom A; Olen O
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(9):1515-1521

Tumour necrosis factor inhibitor treatment and occurrence of anterior uveitis in ankylosing spondylitis: results from the Swedish biologics register

Lie E; Lindstrom U; Zverkova-Sandstrom T; Olsen IC; Forsblad-d'Elia H; Askling J; Kapetanovic MC; Kristensen LE; Jacobsson LTH
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(7):1245-1252

Predictors of work disability after start of anti-TNF therapy in a national cohort of Swedish patients with rheumatoid arthritis: does early anti-TNF therapy bring patients back to work?

Olofsson T; Petersson IF; Eriksson JK; Englund M; Nilsson JA; Geborek P; Jacobsson LTH; Askling J; Neovius M
Article: ARTHRITIS RESEARCH & THERAPY. 2017;19(1):102

Are ankylosing spondylitis, psoriatic arthritis and undifferentiated spondyloarthritis associated with an increased risk of cardiovascular events? A prospective nationwide population-based cohort study

Bengtsson K; Forsblad-d'Elia H; Lie E; Klingberg E; Dehlin M; Exarchou S; Lindstrom U; Askling J; Jacobsson LTH
Article: AMERICAN JOURNAL OF EPIDEMIOLOGY. 2017;185(8):681-687

Possible Interaction Between Cigarette Smoking and HLA-DRB1 Variation in the Risk of Follicular Lymphoma

Baecklund F; Foo J-N; Askling J; Eloranta S; Glimelius I; Liu J; Hjalgrim H; Rosenquist R; Padyukov L; Smedby KE
Article: ARTHRITIS & RHEUMATOLOGY. 2017;69(4):700-708

Rheumatoid Arthritis and Risk of Malignant Lymphoma

Hellgren K; Baecklund E; Backlin C; Sundstrom C; Smedby KE; Askling J
Article: RHEUMATOLOGY. 2017;56(4):613-619

Cervical neoplasia in systemic lupus erythematosus: a nationwide study

Wadstrom H; Arkema EV; Sjowall C; Askling J; Simard JF
Article: JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY. 2017;69(10):1275-1285

Association Between Rheumatoid Arthritis and Risk of Ischemic and Nonischemic Heart Failure

Mantel A; Holmqvist M; Andersson DC; Lund LH; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(2):364-370

Is ankylosing spondylitis a risk factor for cardiovascular disease, and how do these risks compare with those in rheumatoid arthritis?

Eriksson JK; Jacobsson L; Bengtsson K; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(2):386-391

Risk of invasive melanoma in patients with rheumatoid arthritis treated with biologics: results from a collaborative project of 11 European biologic registers

Mercer LK; Askling J; Raaschou P; Dixon WG; Dreyer L; Hetland ML; Strangfeld A; Zink A; Mariette X; Finckh A; Canhao H; Lannone F; Zavada J; Morel J; Gottenberg J-E; Hyrich KL; Listing J
Article: BMC GASTROENTEROLOGY. 2017;17(1):23

Prevalence of paediatric inflammatory bowel disease in Sweden: a nationwide population-based register study

Ludvigsson JF; Busch K; Olen O; Askling J; Smedby KE; Ekbom A; Lindberg E; Neovius M
Article: RMD OPEN. 2017;3(2):e000498

Infection rates in patients from five rheumatoid arthritis (RA) registries: contextualising an RA clinical trial programme.

Yamanaka H; Askling J; Berglind N; Franzen S; Frisell T; Garwood C; Greenberg JD; Ho M; Holmqvist M; Novelli Horne L; Inoue E; Michaud K; Pappas DA; Reed G; Symmons D; Tanaka E; Tran TN; Verstappen SMM; Wesby-van Swaay E; Nyberg F
Article: ARTHRITIS & RHEUMATOLOGY. 2017;69(1):143-147

Sex Ratio of Offspring Born to Women With Systemic Lupus Erythematosus or Rheumatoid Arthritis

Arkema EV; Askling J; Salmon JE; Simard JF
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(1):105-111

Cancer risk in patients with spondyloarthritis treated with TNF inhibitors: a collaborative study from the ARTIS and DANBIO registers

Hellgren K; Dreyer L; Arkema EV; Glintborg B; Jacobsson LTH; Kristensen L-E; Feltelius N; Hetland ML; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2017;76(1):119-125

How well do ACPA discriminate and predict RA in the general population: a study based on 12 590 population-representative Swedish twins

Hensvold AH; Frisell T; Magnusson PKE; Holmdahl R; Askling J; Catrina AI
Article: ARTHRITIS RESEARCH & THERAPY. 2016;18(1):288

A genetic risk score composed of rheumatoid arthritis risk alleles, HLA-DRB1 haplotypes, and response to TNFi therapy - results from a Swedish cohort study

Jiang X; Askling J; Saevarsdottir S; Padyukov L; Alfredsson L; Viatte S; Frisell T
Article: EUROPEAN RESPIRATORY JOURNAL. 2016;48(6):1690-1699

Sarcoidosis incidence and prevalence: a nationwide register-based assessment in Sweden

Arkema EV; Grunewald J; Kullberg S; Eklund A; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2016;75(12):2087-2094

Response to biological treatment and subsequent risk of coronary events in rheumatoid arthritis

Ljung L; Rantapaeae-Dahlqvist S; Jacobsson LTH; Askling J
Article: AMERICAN JOURNAL OF GASTROENTEROLOGY. 2016;111(11):1614-1620

Oral Contraceptive Use and Risk of Ulcerative Colitis Progression: A Nationwide Study

Khalili H; Neovius M; Ekbom A; Ludvigsson JF; Askling J; Chan AT; Olen O
Article: ARTHRITIS RESEARCH & THERAPY. 2016;18(1):240

Childhood hospitalisation with infections and later development of ankylosing spondylitis: a national case-control study

Lindstrom U; Exarchou S; Lie E; Dehlin M; Forsblad-d'Elia H; Askling J; Jacobsson L
Article: ANNALS OF THE RHEUMATIC DISEASES. 2016;75(10):1797-1805

Can rheumatoid arthritis (RA) registries provide contextual safety data for modern RA clinical trials? The case for mortality and cardiovascular disease

Michaud K; Berglind N; Franzen S; Frisell T; Garwood C; Greenberg JD; Ho M; Holmqvist M; Horne L; Inoue E; Nyberg F; Pappas DA; Reed G; Symmons D; Tanaka E; Tran TN; Verstappen SMM; Wesby-van Swaay E; Yamanaka H; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2016;75(10):1838-1842

Pregnancy outcomes in patients with ankylosing spondylitis: a nationwide register study

Jakobsson GL; Stephansson O; Askling J; Jacobsson LTH
Article: ANNALS OF THE RHEUMATIC DISEASES. 2016;75(10):1789-1796

How comparable are rates of malignancies in patients with rheumatoid arthritis across the world? A comparison of cancer rates, and means to optimise their comparability, in five RA registries

Askling J; Berglind N; Franzen S; Frisell T; Garwood C; Greenberg JD; Ho M; Holmqvist M; Horne L; Inoue E; Michaud K; Nyberg F; Pappas DA; Reed G; Tanaka E; Tran TN; Verstappen SMM; Yamanaka H; Wesby-van Swaay E; Symmons D
Article: ANNALS OF THE RHEUMATIC DISEASES. 2016;75(8):1466-1472

Mortality in ankylosing spondylitis: results from a nationwide population-based study

Exarchou S; Lie E; Lindstrom U; Askling J; Forsblad-d'Elia H; Turesson C; Kristensen LE; Jacobsson LTH
Article: ANNALS OF THE RHEUMATIC DISEASES. 2016;75(7):1272-1278

Do RA or TNF inhibitors increase the risk of cervical neoplasia or of recurrence of previous neoplasia? A nationwide study from Sweden

Wadstrom H; Frisell T; Sparen P; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2016;75(6):1120-1125

Does a family history of RA influence the clinical presentation and treatment response in RA?

Frisell T; Saevarsdottir S; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2016;75(5):862-866

What is the impact of chronic systemic inflammation such as rheumatoid arthritis on mortality following cancer?

Simard JF; Ekberg S; Johansson ALV; Askling J
Article: RHEUMATOLOGY. 2016;55(4):729-734

Does disease activity at start of biologic therapy influence work-loss in RA patients?

Olofsson T; Johansson K; Eriksson JK; van Vollenhoven R; Miller H; Petersson IF; Askling J; Neovius M
Article: BMJ-BRITISH MEDICAL JOURNAL. 2016;352:i262

Rheumatoid arthritis, anti-tumour necrosis factor treatment, and risk of squamous cell and basal cell skin cancer: cohort study based on nationwide prospectively recorded data from Sweden

Raaschou P; Simard JF; Hagelberg CA; Askling J
Article: ARTHRITIS RESEARCH & THERAPY. 2016;18:16

Perinatal characteristics, older siblings, and risk of ankylosing spondylitis: a case-control study based on national registers

Lindstrom U; Forsblad-d'Elia H; Askling J; Kristensen LE; Lie E; Exarchou S; Jacobsson L
Article: MULTIPLE SCLEROSIS JOURNAL. 2016;22(1):85-93

Comparative analysis of first-year fingolimod and natalizumab drug discontinuation among Swedish patients with multiple sclerosis

Frisell T; Forsberg L; Nordin N; Kiesel C; Alfredsson L; Askling J; Hillert J; Olsson T; Piehl F
Article: ANNALS OF THE RHEUMATIC DISEASES. 2016;75(1):183-189

Familial aggregation of arthritis-related diseases in seropositive and seronegative rheumatoid arthritis: a register-based case-control study in Sweden

Frisell T; Hellgren K; Alfredsson L; Raychaudhuri S; Klareskog L; Askling J
Article: PLOS ONE. 2016;11(5):e0155956

Prevalence of Periodontitis in Patients with Established Rheumatoid Arthritis: A Swedish Population Based Case-Control Study

Eriksson K; Nise L; Kats A; Luttropp E; Catrina AI; Askling J; Jansson L; Alfredsson L; Klareskog L; Lundberg K; Yucel-Lindberg T
Article: EUROPEAN HEART JOURNAL. 2015;36(48):3413-3422

Rheumatoid arthritis is associated with a more severe presentation of acute coronary syndrome and worse short-term outcome

Mantel A; Holmqvist M; Jernberg T; Wallberg-Jonsson S; Askling J
Article: ARTHRITIS CARE & RESEARCH. 2015;67(12):1637-1645

Methodological Challenges When Comparing Demographic and Clinical Characteristics of International Observational Registries

Verstappen SMM; Askling J; Berglind N; Franzen S; Frisell T; Garwood C; Greenberg JD; Holmqvist M; Horne L; Lampl K; Michaud K; Nyberg F; Pappas DA; Reed G; Symmons DPM; Tanaka E; Tran TN; Yamanaka H; Ho M
Article: ANNALS OF THE RHEUMATIC DISEASES. 2015;74(12):2137-2143

TNF inhibitor therapy and risk of breast cancer recurrence in patients with rheumatoid arthritis: a nationwide cohort study

Raaschou P; Frisell T; Askling J
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2015;44(6):431-437

Effectiveness and survival-on-drug of certolizumab pegol in rheumatoid arthritis in clinical practice: results from the national Swedish register

Chatzidionysiou K; Kristensen L-E; Eriksson J; Askling J; van Vollenhoven R
Article: SCANDINAVIAN JOURNAL OF UROLOGY. 2015;49(6):486-491

Surgical interventions for nephrolithiasis in ankylosing spondylitis and the general population

Jakobsen AK; Jacobsson LTH; Patschan O; Hopfgarten T; Askling J; Kristensen LE
Article: ARTHRITIS & RHEUMATOLOGY. 2015;67(11):2845-2854

Risk Factors for the Rapid Increase in Risk of Acute Coronary Events in Patients With New-Onset Rheumatoid Arthritis: A Nested Case-Control Study

Mantel A; Holmqvist M; Nyberg F; Tornling G; Frisell T; Alfredsson L; Askling J
Article: PHARMACOEPIDEMIOLOGY AND DRUG SAFETY. 2015;24(11):1121-1132

Using epidemiological registry data to provide background rates as context for adverse events in a rheumatoid arthritis drug development program: a coordinated approach

Nyberg F; Askling J; Berglind N; Franzen S; Ho M; Holmqvist M; Horne L; Lampl K; Michaud K; Pappas DA; Reed G; Symmons D; Tanaka E; Tran TN; Verstappen SMM; Wesby-van Swaay E; Yamanaka H; Greenberg JD
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2015;44(5):369-376

Validity of ankylosing spondylitis and undifferentiated spondyloarthritis diagnoses in the Swedish National Patient Register

Lindstrom U; Exarchou S; Sigurdardottir V; Sundstrom B; Askling J; Eriksson JK; Forsblad-d'Elia H; Turesson C; Kristensen LE; Jacobsson L
Article: ARTHRITIS CARE & RESEARCH. 2015;67(9):1219-1229

Consistency and Utility of Data Items Across European Rheumatoid Arthritis Clinical Cohorts and Registers

Radner H; Dixon W; Hyrich K; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2015;74(8):1522-1529

Improved performance of epidemiologic and genetic risk models for rheumatoid arthritis serologic phenotypes using family history

Sparks JA; Chen C-Y; Jiang X; Askling J; Hiraki LT; Malspeis S; Klareskog L; Alfredsson L; Costenbader KH; Karlson EW
Article: RHEUMATOLOGY. 2015;54(8):1472-1477

Does disease activity at the start of biologic therapy influence health care costs in patients with RA?

Johansson K; Eriksson JK; van Vollenhoven R; Miller H; Askling J; Neovius M
Article: ARTHRITIS CARE & RESEARCH. 2015;67(8):1137-1149

Safety of Etoricoxib, Celecoxib, and Nonselective Nonsteroidal Antiinflammatory Drugs in Ankylosing Spondylitis and Other Spondyloarthritis Patients: A Swedish National Population-Based Cohort Study

Kristensen LE; Jakobsen AK; Askling J; Nilsson F; Jacobsson LTH
Article: ANNALS OF THE RHEUMATIC DISEASES. 2015;74(6):1212-1217

Are patients with rheumatoid arthritis still at an increased risk of tuberculosis and what is the role of biological treatments?

Arkema EV; Jonsson J; Baecklund E; Bruchfeld J; Feltelius N; Askling J
Article: RHEUMATOLOGY. 2015;54(6):1074-1079

The EULAR Study Group for Registers and Observational Drug Studies: comparability of the patient case mix in the European biologic disease modifying anti-rheumatic drug registers

Kearsley-Fleet L; Zavada J; Hetland ML; Nordstroem DC; Aaltonen KJ; Listing J; Zink A; Gati T; Rojkovich B; Iannone F; Gremese E; van Riel PLCM; van de Laar MAFJ; Lie E; Kvien TK; Canhao H; Fonseca JE; Rotar Z; Loza E; Carmona L; Askling J; Johansson K; Finckh A; Dixon WG; Hyrich KL
Article: ANNALS OF THE RHEUMATIC DISEASES. 2015;74(6):970-978

The effect of comedication with conventional synthetic disease modifying antirheumatic drugs on TNF inhibitor drug survival in patients with ankylosing spondylitis and undifferentiated spondyloarthritis: results from a nationwide prospective study

Lie E; Kristensen LE; Forsblad-d'Elia H; Zverkova-Sandstrom T; Askling J; Jacobsson LT
Article: ARTHRITIS RESEARCH & THERAPY. 2015;17(1):118

The prevalence of clinically diagnosed ankylosing spondylitis and its clinical manifestations: a nationwide register study

Exarchou S; Lindstrom U; Askling J; Eriksson JK; Forsblad-d'Elia H; Neovius M; Turesson C; Kristensen LE; Jacobsson LTH
Article: JOURNAL OF INTERNAL MEDICINE. 2015;277(5):594-604

The autoimmune spectrum of myasthenia gravis: a Swedish population-based study

Fang F; Sveinsson O; Thormar G; Granqvist M; Askling J; Lundberg IE; Ye W; Hammarstrom L; Pirskanen R; Piehl F
Article: ANNALS OF THE RHEUMATIC DISEASES. 2015;74(5):890-896

Effectiveness of TNF inhibitor switch in RA: results from the national Swedish register

Chatzidionysiou K; Askling J; Eriksson J; Kristensen LE; van Vollenhoven R
Article: ANNALS OF THE RHEUMATIC DISEASES. 2015;74(4):648-654

Costs for hospital care, drugs and lost work days in incident and prevalent rheumatoid arthritis: how large, and how are they distributed?

Eriksson JK; Johansson K; Askling J; Neovius M
Article: JOURNAL OF RHEUMATOLOGY. 2015;42(4):690-694

Leukemia and Myelodysplastic Syndrome in Granulomatosis with Polyangiitis: Subtypes, Clinical Characteristics, and Outcome

Knight A; Hjorton K; Sundstrom C; Hoglund M; Backlin C; Smedby KE; Askling J; Baecklund E
Article: ARTHRITIS RESEARCH & THERAPY. 2015;17(1):40

Physical activity and risk of rheumatoid arthritis in women: a population-based prospective study

Di Giuseppe D; Bottai M; Askling J; Wolk A
Article: ARTHRITIS & RHEUMATOLOGY. 2015;67(2):352-362

To What Extent Is the Familial Risk of Rheumatoid Arthritis Explained by Established Rheumatoid Arthritis Risk Factors?

Jiang X; Frisell T; Askling J; Karlson EW; Klareskog L; Alfredsson L; Kallberg H
Article: ANNALS OF THE RHEUMATIC DISEASES. 2015;74(2):354-360

Drug survival on TNF inhibitors in patients with rheumatoid arthritis comparison of adalimumab, etanercept and infliximab

Neovius M; Arkema EV; Olsson H; Eriksson JK; Kristensen LE; Simard JF; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2015;74(2):375-380

Environmental and genetic factors in the development of anticitrullinated protein antibodies (ACPAs) and ACPA-positive rheumatoid arthritis: an epidemiological investigation in twins

Hensvold AH; Magnusson PKE; Joshua V; Hansson M; Israelsson L; Ferreira R; Jakobsson P-J; Holmdahl R; Hammarstrom L; Malmstrom V; Askling J; Klareskog L; Catrina AI
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2015;44(1):22-28

How good is the coverage and how accurate are exposure data in the Swedish Biologics Register (ARTIS)?

Wadstrom H; Eriksson JK; Neovius M; Askling J
Article: BMC MUSCULOSKELETAL DISORDERS. 2014;15:432

Validation of the rheumatoid arthritis diagnosis in the Swedish National patient register: a cohort study from Stockholm County

Waldenlind K; Eriksson JK; Grewin B; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2014;73(11):1949-1953

Long-term intake of dietary long-chain n-3 polyunsaturated fatty acids and risk of rheumatoid arthritis: a prospective cohort study of women

Di Giuseppe D; Wallin A; Bottai M; Askling J; Wolk A
Article: SCHIZOPHRENIA BULLETIN. 2014;40(6):1552-1559

The Association Between Schizophrenia and Rheumatoid Arthritis: A Nationwide Population-Based Swedish Study on Intraindividual and Familial Risks

Sellgren C; Frisell T; Lichtenstein P; Landen M; Askling J
Article: CLINICAL AND EXPERIMENTAL RHEUMATOLOGY. 2014;32(5 Suppl 85):S-147-9

The Swedish Rheumatology Quality Register: optimisation of rheumatic disease assessments using register-enriched data.

Eriksson JK; Askling J; Arkema EV
Article: ARTHRITIS RESEARCH & THERAPY. 2014;16(3):R127

The risk of acute coronary syndrome in rheumatoid arthritis in relation to tumour necrosis factor inhibitors and the risk in the general population: a national cohort study

Ljung L; Askling J; Rantapaa-Dahlqvist S; Jacobsson L
Article: BMC CANCER. 2014;14:391

Aspirin intake and breast cancer survival - a nation-wide study using prospectively recorded data in Sweden

Holmes MD; Olsson H; Pawitan Y; Holm J; Lundholm C; Andersson TM-L; Adami H-O; Askling J; Smedby KE
Article: ANNALS OF THE RHEUMATIC DISEASES. 2014;73(5):845-853

Predictors of work disability during the first 3 years after diagnosis in a national rheumatoid arthritis inception cohort

Olofsson T; Petersson IF; Eriksson JK; Englund M; Simard JF; Nilsson J-A; Geborek P; Jacobsson LTH; Askling J; Neovius M
Article: ARTHRITIS & RHEUMATOLOGY. 2014;66(5):1282-1290

Ankylosing Spondylitis, Psoriatic Arthritis, and Risk of Malignant Lymphoma A Cohort Study Based on Nationwide Prospectively Recorded Data From Sweden

Hellgren K; Smedby KE; Backlin C; Sundstrom C; Feltelius N; Eriksson JK; Baecklund E; Askling J
Article: JOURNAL OF INTERNAL MEDICINE. 2014;275(2):172-190

Risks of neurological and immune-related diseases, including narcolepsy, after vaccination with Pandemrix: a population- and registry-based cohort study with over 2 years of follow-up

Persson I; Granath F; Askling J; Ludvigsson JF; Olsson T; Feltelius N
Article: ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2014;39(1):57-68

Nationwide prevalence of inflammatory bowel disease in Sweden: a population-based register study

Busch K; Ludvigsson JF; Ekstrom-Smedby K; Ekbom A; Askling J; Neovius M
Article: PLOS ONE. 2014;9(11):e113602

Is Nephrolithiasis an Unrecognized Extra-Articular Manifestation in Ankylosing Spondylitis? A Prospective Population-Based Swedish National Cohort Study with Matched General Population Comparator Subjects

Jakobsen AK; Jacobsson LTH; Patschan O; Askling J; Kristensen LE
Article: ARTHRITIS & RHEUMATOLOGY. 2013;65(11):2773-2782

Familial Risks and Heritability of Rheumatoid Arthritis Role of Rheumatoid Factor/Anti-Citrullinated Protein Antibody Status, Number and Type of Affected Relatives, Sex, and Age

Frisell T; Holmqvist M; Kallberg H; Klareskog L; Alfredsson L; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2013;72(10):1675-1679

Long-term work disability in patients with psoriatic arthritis treated with anti-tumour necrosis factor: a population-based regional Swedish cohort study

Kristensen LE; Englund M; Neovius M; Askling J; Jacobsson LTH; Petersson IF
Article: ARTHRITIS CARE & RESEARCH. 2013;65(6):870-878

Incidence of Rheumatoid Arthritis in Sweden: A Nationwide Population-Based Assessment of Incidence, Its Determinants, and Treatment Penetration

Eriksson JK; Neovius M; Ernestam S; Lindblad S; Simard JF; Askling J
Article: ARTHRITIS CARE & RESEARCH. 2013;65(5):678-685

Increased Risk of Arthropathies and Joint Replacement Surgery in Patients With Genetic Hemochromatosis: A Study of 3,531 Patients and Their 11,794 First-Degree Relatives

Elmberg M; Hultcrantz R; Simard JF; Carlsson A; Askling J
Article: ARTHRITIS RESEARCH & THERAPY. 2013;15(2):R56

Cigarette smoking and smoking cessation in relation to risk of rheumatoid arthritis in women

Di Giuseppe D; Orsini N; Alfredsson L; Askling J; Wolk A
Article: ANNALS OF THE RHEUMATIC DISEASES. 2013;72(4):541-546

Occurrence and relative risk of stroke in incident and prevalent contemporary rheumatoid arthritis

Holmqvist M; Gransmark E; Mantel A; Alfredsson L; Jacobsson LTH; Wallberg-Jonsson S; Askling J
Article: PLOS GENETICS. 2013;9(3):e1003394

Genome-Wide Association Study and Gene Expression Analysis Identifies CD84 as a Predictor of Response to Etanercept Therapy in Rheumatoid Arthritis

Cui J; Stahl EA; Saevarsdottir S; Miceli C; Diogo D; Trynka G; Raj T; Mirkov MU; Canhao H; Ikari K; Terao C; Okada Y; Wedren S; Askling J; Yamanaka H; Momohara S; Taniguchi A; Ohmura K; Matsuda F; Mimori T; Gupta N; Kuchroo M; Morgan AW; Isaacs JD; Wilson AG; Hyrich KL; Herenius M; Doorenspleet ME; Tak P-P; Crusius JBA; van der Horst-Bruinsma IE; Wolbink GJ; van Riel PLCM; van de Laar M; Guchelaar H-J; Shadick NA; Allaart CF; Huizinga TWJ; Toes REM; Kimberly RP; Bridges SLJ; Criswell LA; Moreland LW; Fonseca JE; de Vries N; Stranger BE; De Jager PL; Raychaudhuri S; Weinblatt ME; Gregersen PK; Mariette X; Barton A; Padyukov L; Coenen MJH; Karlson EW; Plenge RM
Article: LAKARTIDNINGEN. 2013;110(3):82-84

[Observational cohort studies. Overview and some examples from the field of drug safety].

Holmqvist M; Raaschou P; Neovius M; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2012;64(11):3502-3510

Mortality Rates in Patients With Rheumatoid Arthritis Treated With Tumor Necrosis Factor Inhibitors Drug-Specific Comparisons in the Swedish Biologics Register

Simard JF; Neovius M; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2012;71(11):1865-1867

Incidence of progressive multifocal leukoencephalopathy in patients with rheumatoid arthritis: a national population-based study

Arkema EV; van Vollenhoven RF; Askling J
Article: JOURNAL OF RHEUMATOLOGY. 2012;39(8):1583-1602

Canadian Rheumatology Association Recommendations for the Pharmacological Management of Rheumatoid Arthritis with Traditional and Biologic Disease-modifying Antirheumatic Drugs: Part II Safety

Bombardier C; Hazlewood GS; Akhavan P; Schieir O; Dooley A; Haraoui B; Khraishi M; Leclercq SA; Legare J; Mosher DP; Pencharz J; Pope JE; Thomson J; Thorne C; Zummer M; Gardam MA; Askling J; Bykerk V
Article: BMJ-BRITISH MEDICAL JOURNAL. 2012;345:e4230

Long term alcohol intake and risk of rheumatoid arthritis in women: a population based cohort study

Di Giuseppe D; Alfredsson L; Bottai M; Askling J; Wolk A
Article: JOURNAL OF INTERNAL MEDICINE. 2012;272(1):45-54

Risk of ischaemic heart disease and cardiomyopathy in patients with haemochromatosis and in their first-degree relatives: a nationwide, population-based study

Elmberg M; Hultcrantz R; Simard JF; Stal P; Pehrsson K; Askling J
Article: DIGESTIVE AND LIVER DISEASE. 2011;43(11):862-868

Coeliac disease characteristics, compliance to a gluten free diet and risk of lymphoma by subtype

Olen O; Askling J; Ludvigsson JF; Hildebrand H; Ekbom A; Smedby KE
Article: ANNALS OF THE RHEUMATIC DISEASES. 2011;70(8):1407-1414

Sick leave and disability pension before and after initiation of antirheumatic therapies in clinical practice

Neovius M; Simard JF; Klareskog L; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2011;63(7):1812-1822

Does Cancer That Occurs During or After Anti-Tumor Necrosis Factor Therapy Have a Worse Prognosis? A National Assessment of Overall and Site-Specific Cancer Survival in Rheumatoid Arthritis Patients Treated With Biologic Agents

Raaschou P; Simard JF; Neovius M; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2011;70(6):1010-1015

How large are the productivity losses in contemporary patients with RA, and how soon in relation to diagnosis do they develop?

Neovius M; Simard JF; Askling J
Article: INFLAMMATORY BOWEL DISEASES. 2011;17(5):1101-1107

Colitis-associated DNA Aneuploidy and Dysplasia in Crohn's Disease and Risk of Colorectal Cancer

Soderlund S; Tribukait B; Ost A; Brostrom O; Karlen P; Lofberg R; Askling J; Sjoqvist U
Article: ANNALS OF THE RHEUMATIC DISEASES. 2011;70(4):624-629

Nationwide prevalence of rheumatoid arthritis and penetration of disease-modifying drugs in Sweden

Neovius M; Simard JF; Askling J
Article: JNCI-JOURNAL OF THE NATIONAL CANCER INSTITUTE. 2011;103(5):436-444

Risk of Lymphoproliferative Malignancy in Relation to Small Intestinal Histopathology Among Patients With Celiac Disease

Elfstrom P; Granath F; Smedby KE; Montgomery SM; Askling J; Ekbom A; Ludvigsson JF
Article: ANNALS OF THE RHEUMATIC DISEASES. 2011;70(3):516-519

Generalisability of clinical registers used for drug safety and comparative effectiveness research: coverage of the Swedish Biologics Register

Neovius M; Simard JF; Sundstrom A; Jacobsson L; Geborek P; Saxne T; Feltelius N; Klareskog L; Askling J
Article: CIRCULATION. 2011;123(5):483-U239

Nationwide Cohort Study of Risk of Ischemic Heart Disease in Patients With Celiac Disease

Ludvigsson JF; James S; Askling J; Stenestrand U; Ingelsson E
Article: PHARMACOEPIDEMIOLOGY AND DRUG SAFETY. 2011;20(2):119-130

Cancer risk with tumor necrosis factor alpha (TNF) inhibitors: meta-analysis of randomized controlled trials of adalimumab, etanercept, and infliximab using patient level data

Askling J; Fahrbach K; Nordstrom B; Ross S; Schmid CH; Symmons D
Article: RHEUMATOLOGY. 2011;50(1):204-213

Ten years with biologics: to whom do data on effectiveness and safety apply?

Simard JF; Arkema EV; Sundstrom A; Geborek P; Saxne T; Baecklund E; Coster L; Dackhammar C; Jacobsson L; Feltelius N; Lindblad S; Rantapaa-Dahlqvist S; Klareskog L; van Vollenhoven RF; Neovius M; Askling J
Article: SCANDINAVIAN JOURNAL OF RHEUMATOLOGY. 2011;40(1):8-15

Small-area variations in sales of TNF inhibitors in Sweden between 2000 and 2009

Neovius M; Sundstrom A; Simard JF; Wettermark B; Cars T; Feltelius N; Askling J; Klareskog L
Article: ARTHRITIS & RHEUMATOLOGY. 2011;63(1):26-36

Patients With Early Rheumatoid Arthritis Who Smoke Are Less Likely to Respond to Treatment With Methotrexate and Tumor Necrosis Factor Inhibitors Observations From the Epidemiological Investigation of Rheumatoid Arthritis and the Swedish Rheumatology Register Cohorts

Saevarsdottir S; Wedren S; Seddighzadeh M; Bengtsson C; Wesley A; Lindblad S; Askling J; Alfredsson L; Klareskog L
Article: RHEUMATOLOGY. 2011;50(1):146-151

Detection and evaluation of a drug safety signal concerning pancreatic cancer: lessons from a joint approach of three European biologics registers

Strangfeld A; Hyrich K; Askling J; Arkema E; Davies R; Listing J; Neovius M; Simard J; Symmons D; Watson K; Zink A
Article: JOURNAL OF RHEUMATOLOGY. 2010;37(12):2553-2558

Increased Risk of Autoimmune Disease in Families with Wegener's Granulomatosis

Knight A; Sandin S; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2010;62(12):3776-3782

Juvenile Idiopathic Arthritis and Risk of Cancer A Nationwide Cohort Study

Simard JF; Neovius M; Hagelberg S; Askling J
Article: JOURNAL OF INTERNAL MEDICINE. 2010;268(6):578-585

Rapid increase in myocardial infarction risk following diagnosis of rheumatoid arthritis amongst patients diagnosed between 1995 and 2006

Holmqvist ME; Wedren S; Jacobsson LTH; Klareskog L; Nyberg F; Rantapaa-Dahlqvist S; Alfredsson L; Askling J
Article: JOURNAL OF INTERNAL MEDICINE. 2010;268(4):329-337

Rheumatoid arthritis and birth outcomes: a Danish and Swedish nationwide prevalence study

Norgaard M; Larsson H; Pedersen L; Granath F; Askling J; Kieler H; Ekbom A; Sorensen HT; Stephansson O
Article: ANNALS OF THE RHEUMATIC DISEASES. 2010;69(9):1596-1602

EULAR points to consider when establishing, analysing and reporting safety data of biologics registers in rheumatology

Dixon WG; Carmona L; Finckh A; Hetland ML; Kvien TK; Landewe R; Listing J; Nicola PJ; Tarp U; Zink A; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2010;62(7):1849-1861

Rheumatoid Arthritis Risk Allele PTPRC Is Also Associated With Response to Anti-Tumor Necrosis Factor α Therapy

Cui J; Saevarsdottir S; Thomson B; Padyukov L; van der Helm-van Mil AHM; Nititham J; Hughes LB; de Vries N; Raychaudhuri S; Alfredsson L; Askling J; Wedren S; Ding B; Guiducci C; Wolbink GJ; Crusius JBA; van der Horst-Bruinsma IE; Herenius M; Weinblatt ME; Shadick NA; Worthington J; Batliwalla F; Kern M; Morgan AW; Wilson AG; Isaacs JD; Hyrich K; Seldin MF; Moreland LW; Behrens TW; Allaart CF; Criswell LA; Huizinga TWJ; Tak PP; Bridges SLJ; Toes REM; Barton A; Klareskog L; Gregersen PK; Karlson EW; Plenge RM
Article: JOURNAL OF CYSTIC FIBROSIS. 2010;9(4):288-291

Cystic fibrosis gene mutations and gastrointestinal diseases

Bahmanyar S; Ekbom A; Askling J; Johannesson M; Montgomery SM
Article: AMERICAN JOURNAL OF RESPIRATORY AND CRITICAL CARE MEDICINE. 2010;181(11):1217-1222

Smoking, Use of Moist Snuff, and Risk of Chronic Inflammatory Diseases

Carlens C; Hergens M-P; Grunewald J; Ekbom A; Eklund A; Hoglund CO; Askling J
Article: GASTROENTEROLOGY. 2010;138(5):1697-1703

Inflammatory Bowel Disease Confers a Lower Risk of Colorectal Cancer to Females Than to Males

Soderlund S; Granath F; Brostrom O; Karlen P; Lofberg R; Ekbom A; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2010;62(5):1252-1258

Do Rheumatoid Arthritis and Lymphoma Share Risk Factors? A Comparison of Lymphoma and Cancer Risks Before and After Diagnosis of Rheumatoid Arthritis

Hellgren K; Smedby KE; Feltelius N; Baecklund E; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2010;69(4):654-659

Rheumatoid arthritis, treatment with corticosteroids and risk of malignant lymphomas: results from a case-control study

Hellgren K; Iliadou A; Rosenquist R; Feltelius N; Backlin C; Enblad G; Askling J; Baecklund E
Article: ANNALS OF THE RHEUMATIC DISEASES. 2010;69(4):737-740

Occupational risk factors for Wegener's granulomatosis: a case-control study

Knight A; Sandin S; Askling J
Article: HEPATOLOGY. 2010;51(2):595-602

Decreased Survival of Subjects with Elevated Liver Function Tests During a 28-Year Follow-Up

Soderberg C; Stal P; Askling J; Glaumann H; Lindberg G; Marmur J; Hultcrantz R
Article: ARTHRITIS RESEARCH & THERAPY. 2010;12(2):R67

Infections requiring hospitalization in the abatacept clinical development program: an epidemiological assessment

Simon TA; Askling J; Lacaille D; Franklin J; Wolfe F; Covucci A; Suissa S; Hochberg MC
Article: INTERNATIONAL JOURNAL OF CANCER. 2009;125(12):2953-2956

Cancer risk among patients with cystic fibrosis and their first-degree relatives

Johannesson M; Askling J; Montgomery SM; Ekbom A; Bahmanyar S
Article: ANNALS OF THE RHEUMATIC DISEASES. 2009;68(12):1819-1826

Malignancies in the rheumatoid arthritis abatacept clinical development programme: an epidemiological assessment

Simon TA; Smitten AL; Franklin J; Askling J; Lacaille D; Wolfe F; Hochberg MC; Qi K; Suissa S
Article: ARTHRITIS & RHEUMATOLOGY. 2009;60(10):2861-2869

No Increased Occurrence of Ischemic Heart Disease Prior to the Onset of Rheumatoid Arthritis Results From Two Swedish Population-Based Rheumatoid Arthritis Cohorts

Holmqvist ME; Wedren S; Jacobsson LTH; Klareskog L; Nyberg F; Rantapaa-Dahlqvist S; Alfredsson L; Askling J
Article: GASTROENTEROLOGY. 2009;137(4):1301-1309

Increased Mortality Risk in Patients With Phenotypic Hereditary Hemochromatosis But Not in Their First-Degree Relatives

Elmberg M; Hultcrantz R; Ebrahim F; Olsson S; Lindgren S; Loof L; Stal P; Wallerstedt S; Almer S; Sandberg-Gertzen H; Ekbom A; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2009;68(7):1159-1164

Perinatal characteristics, early life infections and later risk of rheumatoid arthritis and juvenile idiopathic arthritis

Carlens C; Jacobsson L; Brandt L; Cnattingius S; Stephansson O; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2009;68(5):648-653

Anti-tumour necrosis factor therapy in rheumatoid arthritis and risk of malignant lymphomas: relative risks and time trends in the Swedish Biologics Register

Askling J; Baecklund E; Granath F; Geborek P; Fored M; Backlin C; Bertilsson L; Coster L; Jacobsson LT; Lindblad S; Lysholm J; Rantapaa-Dahlqvist S; Saxne T; van Vollenhoven R; Klareskog L; Feltelius N
Article: GASTROENTEROLOGY. 2009;136(5):1561-1567

Decreasing Time-Trends of Colorectal Cancer in a Large Cohort of Patients With Inflammatory Bowel Disease

Soderlund S; Brandt L; Lapidus A; Karlen P; Brostrom O; Lofberg R; Ekbom A; Askling J
Article: MULTIPLE SCLEROSIS JOURNAL. 2009;15(4):431-436

Effects of infectious mononucleosis and HLA-DRB1*15 in multiple sclerosis

Nielsen TR; Rostgaard K; Askling J; Steffensen R; Oturai A; Jersild C; Koch-Henriksen N; Sorensen PS; Hjalgrim H
Article: ARTHRITIS & RHEUMATOLOGY. 2009;60(3):653-660

Specific Association of Type 1 Diabetes Mellitus With Anti-Cyclic Citrullinated Peptide-Positive Rheumatoid Arthritis

Liao KP; Gunnarsson M; Kallberg H; Ding B; Plenge RM; Padyukov L; Karlson EW; Klareskog L; Askling J; Alfredsson L
Article: CLINICAL GASTROENTEROLOGY AND HEPATOLOGY. 2008;6(8):939-943

Increased risk of primary sclerosing cholangitis and ulcerative colitis in first-degree relatives of patients with primary sclerosing cholangitis

Bergquist A; Montgomery SM; Bahmanyar S; Olsson R; Danielsson A; Lindgren S; Prytz H; Hultcrantz R; Loof L; Sandberg-Gertzen H; Almer S; Askling J; Ehlin A; Ekbom A
Article: SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY. 2008;43(8):961-966

Early-life exposures associated with antibiotic use and risk of subsequent Crohn's disease

Hildebrand H; Malmborg P; Askling J; Ekbom A; Montgomery SM
Article: CLINICAL AND EXPERIMENTAL RHEUMATOLOGY. 2008;26(3):S53-S56

What is the significance in routine care of c-ANCA/PR3-ANCA in the absence of systemic vasculitis? A case series

Knight A; Ekbom A; Brandt L; Askling J
Article: BRITISH JOURNAL OF HAEMATOLOGY. 2008;141(1):69-72

Expression of the human germinal-centre-associated lymphoma protein in diffuse large B-cell lymphomas in patients with rheumatoid arthritis

Baecklund E; Natkunam Y; Backlin C; Iliadou A; Askling J; Ekbom A; Feltelius N; Klareskog L; Enblad G; Lossos IS; Levy R; Sundstroem C; Rosenquist R
Article: ARTHRITIS & RHEUMATOLOGY. 2008;58(1):302-307

Risks and relative risks of Wegener's granulomatosis among close relatives of patients with the disease

Knight A; Sandin S; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2007;66(10):1339-1344

Time-dependent increase in risk of hospitalisation with infection among Swedish RA patients treated with TNF antagonists

Askling J; Fored CM; Brandt L; Baecklund E; Bertilsson L; Feltelius N; Coster L; Geborek P; Jacobsson LT; Lindblad S; Lysholm J; Rantapaa-Dahlqvist S; Saxne T; van Vollenhoven RF; Klareskog L
Article: EUROPEAN RESPIRATORY JOURNAL. 2007;30(3):414-422

Influenza vaccination and mortality:: prospective cohort study of the elderly in a large geographical area

Oertqvist A; Granath F; Askling J; Hedlund J
Article: INFLAMMATORY BOWEL DISEASES. 2007;13(5):531-536

Potential role for the common cystic fibrosis AF508 mutation in Crohn's disease

Bresso F; Askling J; Astegiano M; Demarchi B; Sapone N; Rizzetto M; Gionchetti P; Lammers KM; de Leone A; Riegler G; Nimmo ER; Drummond H; Noble C; Torkvist L; Ekbom A; Zucchelli M; Lofberg R; Satsangi J; Pettersson S; D'Amato M
Article: ANNALS OF THE RHEUMATIC DISEASES. 2007;66(3):414-416

The inflammatory reflex and risk for rheumatoid arthritis: a case-control study of human vagotomy

Carlens C; Brandt L; Klareskog L; Lampa J; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2006;54(12):3774-3781

Characteristics of diffuse large B cell lymphomas in rheumatoid arthritis

Baecklund E; Backlin C; Iliadou A; Granath F; Ekbom A; Amini R-M; Feltelius N; Enblad G; Sundstrom C; Klareskog L; Askling J; Rosenquist R
Article: DIGESTIVE AND LIVER DISEASE. 2006;38(11):823-828

Diagnosis underlying appendectomy and coeliac disease risk

Ludvigsson JF; Askling J; Ekbom A; Montgomery SM
Article: JOURNAL OF RHEUMATOLOGY. 2006;33(10):2060-2063

Increasing incidence of Wegener's granulomatosis in Sweden, 1975-2001

Knight A; Ekbom A; Brandt L; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2006;65(9):1184-1187

Risk for malignant lymphoma in ankylosing spondylitis: a nationwide Swedish case-control study

Askling J; Klareskog L; Blomqvist P; Fored M; Feltelius N
Article: CANCER EPIDEMIOLOGY BIOMARKERS & PREVENTION. 2006;15(7):1295-1300

Incidence of non-Hodgkin's lymphoma in Sweden, Denmark, and Finland from 1960 through 2003: an epidemic that was

Sandin S; Hjalgrim H; Glimelius B; Rostgaard K; Pukkala E; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2006;65(6):741-745

Impact of parental history on patients' cardiovascular mortality in rheumatoid arthritis

Björnådal L; Brandt L; Klareskog L; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2006;54(3):692-701

Association of chronic inflammation, not its treatment, with increased lymphoma risk in rheumatoid arthritis

Baecklund E; Iliadou A; Askling J; Ekborn A; Backlin C; Granath F; Catrina AT; Rosenquist R; Feltelius N; Sundström C; Klareskog L
Article: INTERNATIONAL JOURNAL OF CANCER. 2006;118(2):449-452

Personal and family history of autoimmune diabetes mellitus and susceptibility to young-adult-onset Hodgkin lymphoma

Landgren O; Björkholm M; Montgomery SM; Hjalgrim H; Sjöberg J; Goldin LR; Askling J
Article: JNCI-JOURNAL OF THE NATIONAL CANCER INSTITUTE. 2006;98(1):51-60

Autoimmune and chronic inflammatory disorders and risk of non-Hodgkin lymphoma by subtype

Smedby KE; Hjalgrim H; Askling J; T Chang E; Gregersen H; Porwit-MacDonald A; Sundström C; Åkerman M; Melbye M; Glimelius B; Adami HO
Article: ANNALS OF THE RHEUMATIC DISEASES. 2005;64(12):1765-1768

Do steroids increase lymphoma risk?: A case-control study of lymphoma risk in polymyalgia rheumatica/giant cell arteritis

Askling J; Klareskog L; Hjalgrim H; Baecklund E; Björkholm M; Ekbom A
Article: ANNALS OF THE RHEUMATIC DISEASES. 2005;64(10):1414-1420

Haematopoietic malignancies in rheumatoid arthritis:: lymphoma risk and characteristics after exposure to tumour necrosis factor antagonists

Askling J; Fored CM; Baecklund E; Brandt L; Backlin C; Ekbom A; Sundström C; Bertilsson L; Cöster L; Geborek P; Jacobsson LT; Lindblad S; Lysholm J; Rantapää-Dahlqvist S; Saxne T; Klareskog L; Feltelius N
Article: ANNALS OF THE RHEUMATIC DISEASES. 2005;64(10):1421-1426

Risks of solid cancers in patients with rheumatoid arthritis and after treatment with tumour necrosis factor antagonists

Askling J; Fored CM; Brandt L; Baecklund E; Bertilsson L; Feltelus N; Cöster L; Geborek P; Jacobsson LT; Lindblad S; Lysholm J; Rantapää-Dahlqvist S; Saxne T; Klareskog L
Article: CLINICAL AND EXPERIMENTAL RHEUMATOLOGY. 2005;23(5):S195-S200

Rheumatoid arthritis registries in Sweden

van Vollenhoven RF; Askling J
Article: ARTHRITIS & RHEUMATOLOGY. 2005;52(7):1986-1992

Risk and case characteristics of tuberculosis in rheumatoid arthritis associated with tumor necrosis factor antagonists in Sweden

Askling J; Fored CM; Brandt L; Baecklund E; Bertilsson L; Cöster L; Geborek P; Jacobsson LT; Lindblad S; Lysholm J; Rantapää-Dahlqvist S; Saxne T; Romanus V; Klareskog L; Feltelius N
Article: GUT. 2005;54(5):617-622

Risk of haematopoietic cancer in patients with inflammatory bowel disease

Askling J; Brandt L; Lapidus A; Karlén P; Björkholm M; Löfberg R; Ekbom A
Article: GUT. 2005;54(1):54-59

Malignant lymphomas in coeliac disease:: evidence of increased risks for lymphoma types other than enteropathy-type T cell lymphoma

Smedby KE; Åkerman M; Hildebrand H; Glimelius B; Ekbom A; Askling J
Article: ANNALS OF THE RHEUMATIC DISEASES. 2004;63(10):1307-1311

Urinary bladder cancer in Wegener's granulomatosis: risks and relation to cyclophosphamide

Knight A; Askling J; Granath F; Sparen P; Ekbom A
Article: INTERNATIONAL JOURNAL OF CANCER. 2004;110(5):763-766

Maternal breast cancer risk after the death of a child

Lambe M; Cerrato R; Askling J; Hsieh CC
Article: INTERNATIONAL JOURNAL OF CANCER. 2004;109(6):941-944

Women smoking and testicular cancer: One epidemic causing another?

Pettersson A; Kaijser M; Richiardi L; Askling J; Ekbom A; Akre O
Article: ACTA ONCOLOGICA. 2004;43(3):297-301

Parental longevity and prognosis in elderly patients with aggressive non-Hodgkin's lymphoma

Ösby E; Askling J; Landgren O; Dickman PW; Ekbom A; Björkholm M
Article: GASTROENTEROLOGY. 2003;125(6):1733-1741

Cancer risk in patients with hereditary hemochromatosis and in their first-degree relatives

Elmberg M; Hultcrantz R; Ekbom A; Brandt L; Olsson S; Olsson R; Lindgren S; Lööf L; Stål P; Wallerstedt S; Almer S; Sandberg-Gertzén H; Askling J
Article: NEW ENGLAND JOURNAL OF MEDICINE. 2003;349(14):1324-1332

Characteristics of Hodgkin's lymphoma after infectious mononucleosis

Hjalgrim H; Askling J; Rostgaard K; Hamilton-Dutoit S; Frisch M; Zhang J; Madsen M; Rosdahl N; Konradsen HB; Storm HH; Melbye M
Article: GUT. 2003;52(10):1432-1434

Changing pattern of paediatric inflammatory bowel disease in northern Stockholm 1990-2001.

Hildebrand H; Finkel Y; Grahnquist L; Lindholm J; Ekbom A; Askling J
Article: ARCHIVES OF INTERNAL MEDICINE (CHICAGO, ILL. : 1908). 2003;163(13):1566-1572

Causes of death in patients with celiac disease in a population-based Swedish cohort

Peters U; Askling J; Gridley G; Ekbom A; Linet M
Article: CANCER EPIDEMIOLOGY BIOMARKERS & PREVENTION. 2003;12(7):669-673

Body size at birth and adulthood and the risk for germ-cell testicular cancer

Richiardi L; Askling J; Granath F; Akre O
Article: PEDIATRICS. 2003;111(6):1343-1350

Appendectomy during childhood and adolescence and the subsequent risk of cancer in Sweden

Cope JU; Askling J; Gridley G; Mohr A; Ekbom A; Nyren O; Linet MS
Article: BMJ-BRITISH MEDICAL JOURNAL. 2003;326(7398):1068-1069

Perinatal characteristics and risk of rheumatoid arthritis

Jacobsson LTH; Jacobsson ME; Askling J; Knowler WC
Article: ARTHRITIS & RHEUMATOLOGY. 2003;48(4):963-970

Risk of malignant lymphomas in patients with rheumatoid arthritis and in their first-degree relatives

Ekström K; Hjalgrim H; Brandt L; Baecklund E; Klareskog L; Ekbom A; Askling J
Article: GASTROENTEROLOGY. 2002;123(5):1428-1435

Cancer incidence in a population-based cohort of individuals hospitalized with Celiac disease or dermatitis herpetiformis

Askling J; Linet M; Gridley G; Halstensen TS; Ekström K; Ekbom A
Article: INTERNATIONAL JOURNAL OF CANCER. 2002;100(1):82-85

Cancer incidence in a population-based cohort of patients with Wegener's granulomatosis

Knight A; Askling J; Ekbom A
Article: HAEMATOLOGICA. 2002;87(6):596-601

Parental longevity and survival in elderly patients with Hodgkin's lymphoma

Landgren O; Askling J; Dickman PW; Ösby E; Axdorph U; Ekbom A; Björkholm M
Article: JNCI-JOURNAL OF THE NATIONAL CANCER INSTITUTE. 2002;94(9):678-681

Hematopoietic and lymphatic cancers in relatives of patients with infectious mononucleosis

Hjalgrim H; Rostgaard K; Askling J; Madsen M; Storm HH; Rabkin CS; Melbye M
Article: LANCET. 2001;358(9278):297-298

Incidence of Hodgkin's disease in Nordic countries

Hjalgrim H; Askling J; Pukkala E; Hansen S; Munksgaard L; Frisch M
Article: GASTROENTEROLOGY. 2001;120(6):1356-1362

Family history as a risk factor for colorectal cancer in inflammatory bowel disease

Askling J; Dickman PW; Karlén P; Broström O; Lapidus A; Löfberg R; Ekbom A
Article: LANCET. 2001;357(9252):262-266

Colorectal cancer rates among first-degree relatives of patients with inflammatory bowel disease:: a population-based cohort study

Askling J; Dickman PW; Karlén P; Broström O; Lapidus A; Löfberg R; Ekbom A
Article: BRITISH JOURNAL OF CANCER. 2001;84(1):113-115

Risk of non-Hodgkin's lymphoma following tuberculosis

Askling J; Ekbom A
Article: JNCI-JOURNAL OF THE NATIONAL CANCER INSTITUTE. 2000;92(18):1522-1528

Risk of Hodgkin's disease and other cancers after infectious mononucleosis

Hjalgrim H; Askling J; Sorensen P; Madsen M; Rosdahl N; Storm HH; Hamilton-Dutoit S; Eriksen LS; Frisch M; Ekbom A; Melbye M
Article: LANCET. 1999;354(9195):2053

Sickness in pregnancy and sex of child

Askling J; Erlandsson G; Kaijser M; Akre O; Ekbom A
Article: ANNALS OF INTERNAL MEDICINE. 1999;131(9):655-659

Is history of squamous-cell skin cancer a marker of poor prognosis in patients with cancer?

Askling J; Sorensen P; Ekbom A; Frisch M; Melbye M; Glimelius B; Hjalgrim H
Article: AMERICAN JOURNAL OF RESPIRATORY AND CRITICAL CARE MEDICINE. 1999;160(5):1668-1672

Increased risk for cancer following sarcoidosis

Askling J; Grunewald J; Eklund A; Hillerdal G; Ekbom A
Article: LANCET. 1999;354(9185):1179

Incidence of paediatric Crohn's disease in Stockholm, Sweden

Askling J; Grahnquist L; Ekbom A; Finkel Y
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Corrigendum: NATURE COMMUNICATIONS. 2023;14(1):3923

Deficit of homozygosity among 1.52 million individuals and genetic causes of recessive lethality (vol 14, 3453, 2023)

Oddsson AR; Sulem P; Sveinbjornsson G; Arnadottir G; Steinthorsdottir VM; Halldorsson G; Atlason B; Oskarsson GO; Helgason H; Nielsen HS; Westergaard D; Karjalainen JA; Katrinardottir H; Fridriksdottir R; Jensson BB; Tragante V; Ferkingstad EA; Jonsson H; Gudjonsson S; Beyter D; Moore KHS; Thordardottir H; Kristmundsdottir S; Stefansson O; Rantapaeae-Dahlqvist S; Sonderby IE; Didriksen M; Stridh PA; Haavik J; Tryggvadottir L; Frei O; Walters GB; Kockum I; Hjalgrim H; Olafsdottir T; Selbaek G; Nyegaard M; Erikstrup C; Brodersen T; Saevarsdottir S; Olsson T; Nielsen KR; Haraldsson A; Bruun MT; Hansen TF; Steingrimsdottir TT; Jacobsen RL; Lie R; Djurovic S; Alfredsson L; Lopez de Lapuente Portilla A; Brunak SV; Melsted P; Halldorsson B; Saemundsdottir J; Magnusson OT; Padyukov L; Banasik K; Rafnar T; Askling J; Klareskog L; Pedersen OB; Masson G; Havdahl AA; Nilsson B; Andreassen O; Daly M; Ostrowski SR; Jonsdottir I; Stefansson H; Holm H; Helgason A; Thorsteinsdottir UF; Stefansson K; Gudbjartsson D
Letter: RHEUMATOLOGY. 2023;62(6):e204

Comment on: The association between autoantibodies and risk for venous thromboembolic events among patients with rheumatoid arthritis: reply

Westerlind H; Kastbom A; Askling J
Letter: ANNALS OF THE RHEUMATIC DISEASES. 2023;82(4):e88

Response to: 'Correspondence on 'Risk of venous thromboembolism in rheumatoid arthritis and its association with disease activity: a nationwide cohort study from Sweden'' by Zervou et al

Molander V; Askling J
Corrigendum: SEMINARS IN ARTHRITIS AND RHEUMATISM. 2023;58:152141

Predictors of ASDAS-CRP inactive disease in axial spondyloarthritis during treatment with TNF-inhibitors: data from the EuroSpA collaboration (vol 56, 152081, 20222)

Ornbjerg LM; Linde L; Georgiadis S; Rasmussen SH; Lindstrom U; Askling J; Michelsen B; Di Giuseppe D; Wallman JK; Pavelka K; Zavada J; Nissen MJ; Jones GT; Relas H; Pirila L; Tomsic M; Rotar Z; Geirsson AJ; Gudbjornsson B; Kristianslund EK; van der Horst-Bruinsma I; Loft AG; Laas K; Iannone F; Corrado A; Ciurea A; Santos MJ; Santos H; Codreanu C; Akkoc N; Gunduz OS; Glintborg B; Ostergaard M; Hetland ML
Corrigendum: RHEUMATOLOGY. 2022;61(12):4998

Do patient-reported measures of disease activity in rheumatoid arthritis vary between countries? Results from a Nordic collaboration (vol 9, keac081, 2022)

Delcoigne B; Provan SA; Hammer HB; Di Giuseppe D; Frisell T; Glintborg B; Grondal G; Gudbjornsson B; Hetland ML; Michelsen B; Nordstrom D; Relas H; Askling J
Editorial comment: ANIMAL CONSERVATION. 2022;25(5):612-613

Towards an improved evidence-based Natura 2000 management strategy

Kindvall O; Forsman A; Johansson V; Askling J; Franzen M
Letter: ANNALS OF THE RHEUMATIC DISEASES. 2022;81(5):e74

Response to: 'Neuroinflammatory events after anti-TNFα therapy' by Kaltsonoudis et al

Kopp TI; Delcoigne B; Arkema EV; Magyari M; Locht H; Sellebjerg FT; Cordtz RL; Jensen DV; Askling J; Dreyer L
Letter: RHEUMATOLOGY. 2021;61(1):e31

Comment on: Incidence of extra-articular manifestations in AS, PsA and undifferentiated SpA: results from a national register-based cohort study. Reply

Bengtsson K; Forsblad-d'Elia H; Deminger A; Klingberg E; Dehlin M; Exarchou S; Lindstrom U; Askling J; Jacobsson LTH
Letter: GUT. 2021;70(5):998

Reply: Survival in Crohn's disease-associated small bowel adenocarcinoma

Axelrad JE; Olen O; Sachs MC; Erichsen R; Pedersen L; Halfvarson J; Askling J; Ekbom A; Sorensen HT; Ludvigsson JF
Review: ANNALS OF THE RHEUMATIC DISEASES. 2020;79(6):685-699

EULAR recommendations for the management of rheumatoid arthritis with synthetic and biological disease-modifying antirheumatic drugs: 2019 update

Smolen JS; Landewe RBM; Bijlsma JWJ; Burmester GR; Dougados M; Kerschbaumer A; McInnes IB; Sepriano A; van Vollenhoven RF; de Wit M; Aletaha D; Aringer M; Askling J; Balsa A; Boers M; den Broeder AA; Buch MH; Buttgereit F; Caporali R; Cardiel MH; De Cock D; Codreanu C; Cutolo M; Edwards CJ; van Eijk-Hustings Y; Emery P; Finckh A; Gossec L; Gottenberg J-E; Hetland ML; Huizinga TWJ; Koloumas M; Li Z; Mariette X; Mueller-Ladner U; Mysler EF; da Silva JAP; Poor G; Pope JE; Rubbert-Roth A; Ruyssen-Witrand A; Saag KG; Strangfeld A; Takeuchi T; Voshaar M; Westhovens R; van der Heijde D
Letter: ANNALS OF THE RHEUMATIC DISEASES. 2020;79(5):e50

Response to: 'Inflammatory and non-inflammatory triggers of acute coronary syndromes' by Eyuboglu

Westerlind H; Holmqvist M; Ljung L; Frisell T; Askling J
Letter: RESPIRATORY MEDICINE. 2019;160:105696

Correspondence for "Clinical epidemiology of familial sarcoidosis: A systematic literature review"

Rossides M; Grunewald J; Eklund A; Kullberg S; Askling J; Arkema EV
Review: ANNALS OF THE RHEUMATIC DISEASES. 2019;78(9):1160-1166

2018 EULAR recommendations for a core data set to support observational research and clinical care in giant cell arteritis

Ehlers L; Askling J; Bijlsma HWJ; Cid MC; Cutolo M; Dasgupta B; Dejaco C; Dixon WG; Feltelius N; Finckh A; Gilbert K; Mackie SL; Mahr A; Matteson EL; Neill L; Salvarani C; Schmidt WA; Strangfeld A; van Vollenhoven RF; Buttgereit F
Letter: RHEUMATOLOGY. 2019;58(8):1510-1511

Comment on: Comparative effectiveness of abatacept, rituximab, tocilizumab and TNFi biologics in RA: results from the nationwide Swedish register: reply

Frisell T; Askling J
Letter: RHEUMATOLOGY. 2019;58(8):1507-1509

Comment on: Comparative effectiveness of abatacept, rituximab, tocilizumab and TNFi biologics in RA: results from the nationwide Swedish register: reply

Frisell T; Askling J
Letter: ANNALS OF THE RHEUMATIC DISEASES. 2018;77(10):1536-1537

Transmission of rheumatoid arthritis through blood transfusion: a retrospective cohort study

Just SA; Rostgaard K; Titlestad K; Edgren G; Erikstrup C; Ullum H; Pedersen OB; Nielsen KR; Askling J; Lindegaard H; Hjalgrim H
Letter: ANNALS OF THE RHEUMATIC DISEASES. 2018;77(8):1236-1238

Seropositivity combined with smoking is associated with increased prevalence of periodontitis in patients with rheumatoid arthritis

Eriksson K; Nise L; Alfredsson L; Catrina AI; Askling J; Lundberg K; Klareskog L; Yucel-Lindberg T
Review: ANNALS OF THE RHEUMATIC DISEASES. 2018;77(4):476-479

2017 EULAR recommendations for a core data set to support observational research and clinical care in rheumatoid arthritis

Radner H; Chatzidionysiou K; Nikiphorou E; Gossec L; Hyrich KL; Zabalan C; van Eijk-Hustings Y; Williamson PR; Balanescu A; Burmester GR; Carmona L; Dougados M; Finckh A; Haugeberg G; Hetland ML; Oliver S; Porter D; Raza K; Ryan P; Santos MJ; van der Helm-van Mil A; van Riel P; von Krause G; Zavada J; Dixon WG; Askling J
Review: RMD OPEN. 2018;4(1):e000655

Opportunities and challenges for real-world studies on chronic inflammatory joint diseases through data enrichment and collaboration between national registers: the Nordic example

Chatzidionysiou K; Hetland ML; Frisell T; Di Giuseppe D; Hellgren K; Glintborg B; Nordstrom D; Aaltonen K; Tormanen MRK; Kristianslund EK; Kvien TK; Provan SA; Guobjornsson B; Dreyer L; Kristensen LE; Jorgensen TS; Jacobsson L; Askling J
Editorial comment: ARTHRITIS & RHEUMATOLOGY. 2017;69(8):1509-1511

Is Rheumatoid Arthritis a Mortal Disease?

Askling J; Holmqvist M; Ljung L
Review: ARTHRITIS RESEARCH & THERAPY. 2016;18(1):251

Patient global assessment in measuring disease activity in rheumatoid arthritis: a review of the literature

Nikiphorou E; Radner H; Chatzidionysiou K; Desthieux C; Zabalan C; van Eijk-Hustings Y; Dixon WG; Hyrich KL; Askling J; Gossec L
Review: NATURE REVIEWS RHEUMATOLOGY. 2016;12(6):335-343

Family history of rheumatoid arthritis: an old concept with new developments

Frisell T; Saevarsdottir S; Askling J
Letter: ANNALS OF THE RHEUMATIC DISEASES. 2014;73(11):2061-2062

No association between rheumatoid arthritis, amyotrophic lateral sclerosis, and tumour necrosis factor inhibitor treatment

Arkema EV; Feltelius N; Olsson T; Askling J
Letter: ANNALS OF THE RHEUMATIC DISEASES. 2014;73(6):e32

Response to: 'Drug survival on TNF inhibitors: 2003-2004 data from Italian National Register (GISEA Register)' by Iannone et al

Neovius M; Askling J
Letter: ANNALS OF THE RHEUMATIC DISEASES. 2014;73(3):628

Launch of a checklist for reporting longitudinal observational drug studies in rheumatology: a EULAR extension of STROBE guidelines based on experience from biologics registries

Zavada J; Dixon WG; Askling J
Review: SEMINARS IN CANCER BIOLOGY. 2014;24:61-70

Lymphoma development in patients with autoimmune and inflammatory disorders - What are the driving forces?

Baecklund E; Smedby KE; Sutton L-A; Askling J; Rosenquist R
Letter: ARTHRITIS & RHEUMATOLOGY. 2013;65(6):1671-1672

Mortality rates among patients with rheumatoid arthritis treated with tumor necrosis factor inhibitors: comment on the article by Simard et al Reply

Simard JF; Neovius M; Askling J
Letter: CIRCULATION. 2011;124(16):E423

Response to Letter Regarding Article, "Nationwide Cohort Study of Risk of Ischemic Heart Disease in Patients With Celiac Disease"

Ludvigsson JF; James S; Askling J; Ingelsson E
Letter: LEUKEMIA & LYMPHOMA. 2011;52(6):1146-1149

LMO2 protein expression predicts survival in patients with rheumatoid arthritis and diffuse large B-cell lymphoma

Baecklund E; Backlin C; Mansouri M; Klareskog L; Askling J; Iliadou AN; Enblad G; Lossos IS; Natkunam Y; Rosenquist R
Editorial comment: ANNALS OF THE RHEUMATIC DISEASES. 2011;70(4):561-562

Influence of biological agents on cardiovascular disease in rheumatoid arthritis

Askling J; Dixon W
Review: ZEITSCHRIFT FUR RHEUMATOLOGIE. 2010;69(9):774-779

The risk of malignancies in RA patients treated with biologics

Askling J
Review: SEMINARS IN ARTHRITIS AND RHEUMATISM. 2010;40(1):2-14.e1

A Comparison of Patient Characteristics and Outcomes in Selected European and US Rheumatoid Arthritis Registries

Curtis JR; Jain A; Askling J; Bridges SLJ; Carmona L; Dixon W; Finckh A; Hyrich K; Greenberg JD; Kremer J; Listing J; Michaud K; Mikuls T; Shadick N; Solomon DH; Weinblatt ME; Wolfe F; Zink A
Letter: ARTHRITIS & RHEUMATOLOGY. 2010;62(8):2561

Ischemic heart disease and rheumatoid arthritis: comment on the article by Holmqvist et al Reply

Holmqvist M; Askling J
Letter: GASTROENTEROLOGY. 2009;137(5):1858

Is Ulcerative Colitis Proctitis Associated With an Increased Risk of Colorectal Cancer? Reply

Soderlund S; Brandt L; Lapidus A; Karlen P; Brostrom O; Lofberg R; Ekbom A; Askling J
Review: ANNALS OF THE RHEUMATIC DISEASES. 2009;68(8):1240-1246

European biologicals registers: methodology, selected results and perspectives

Zink A; Askling J; Dixon WG; Klareskog L; Silman AJ; Symmons DPM
Review: JOURNAL OF INTERNAL MEDICINE. 2008;264(6):514-527

Autoimmune and inflammatory disorders and risk of malignant lymphomas - an update

Smedby KE; Askling J; Mariette X; Baecklund E
Review: CURRENT OPINION IN RHEUMATOLOGY. 2008;20(3):334-339

Malignancy and biologic therapy in rheumatoid arthritis

Askling J; Bongartz T
Review: CURRENT OPINION IN RHEUMATOLOGY. 2008;20(2):138-144

The safety of anti-tumour necrosis factor therapy in rheumatoid arthritis

Askling J; Dixon W
Review: CURRENT RHEUMATOLOGY REPORTS. 2007;9(5):421-426

Malignancy and rheumatoid arthritis.

Askling J
Review: CANCER EPIDEMIOLOGY BIOMARKERS & PREVENTION. 2006;15(11):2069-2077

Malignant lymphomas in autoimmunity and inflammation: A review of risks, risk factors, and lymphoma characteristics

Ekstrom Smedby K; Baecklund E; Askling J
Review: CURRENT OPINION IN RHEUMATOLOGY. 2004;16(3):254-261

Rheumatoid arthritis and malignant lymphomas

Baecklund E; Askling J; Rosenquist R; Ekbom A; Klareskog L
Thesis / dissertation: 2001

Epidemiological studies of host susceptibility in malignant lymphomas and colorectal cancer

Askling, Johan
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Professor/Överläkare, Medicin, Solna, Karolinska Institutet, 2013-

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Docent, Epidemiologi, Karolinska Institutet, 2005
MEDICINE DOKTORSEXAMEN, Institutionen för medicinsk epidemiologi och biostatistik, Karolinska Institutet, 2001

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