Oskar Flygare
Postdoctoral Researcher
My research aims to better understand and prevent self-harm and suicide, through psychological interventions and use of advanced statistical techniques.
E-mail: oskar.flygare@ki.se
Telephone: +46852483361
Visiting address: Norra Stationsgatan 69, plan 7, 11364 Stockholm
Postal address: K8 Klinisk neurovetenskap, K8 CPF Bjureberg, 171 77 Stockholm
Part of:
- Department of Clinical Neuroscience
- Centre for Psychiatry Research at CNS
- ESSI – Emotion regulation, Self-injury, Suicide, and Intervention – Johan Bjureberg's research group
About me
I'm a post-doc and licensed psychologist working in the Bjureberg research group at Karolinska Institutet.
Research
- My research aims to understand suicide and self-injury, the psychological
mechanisms involved and how to treat those difficulties. Specifically, I work
in an EU-funded project that will apply machine learning techniques to
develop prediction models for suicide and adverse healthcare trajectories.
This project is done in collaboration with international research partners.
My research interests also include the psychological treatment of
obsessive-compulsive and related disorders, particularly internet-delivered
cognitive behaviour therapy (ICBT). Along with local projects in Sweden,
several international implementations of ICBT for obsessive-compulsive
disorder and body dysmorphic disorder are underway in the United States,
United Kingdom, Brazil, and Germany.
I have expertise in applying statistical methods in various contexts, e.g.
machine-learning techniques, cost-effectiveness analyses and psychometric
evaluations of questionnaires.
Teaching
I teach biostatistics at the Research school for clinicians in psychiatry. Other teaching activities include lectures in my area of expertise at several undergraduate programmes and doctoral courses.
I also do lectures for the Swedish OCD foundation (OCD-förbundet) on our
research at the Karolinska Institutet and other recent developments in
research. Other speaking engagements include Utbildningsradion (UR).
Articles
- Article: BEHAVIOR THERAPY. 2026;57(1):176-187De Mathis MA; Flygar O; Costa DLC; Morais I; Rocha J; Borcato S; Shavitt RG; Miguel EC; Batistuzzo MC; Ruck C
- Article: JOURNAL OF PSYCHIATRIC RESEARCH. 2025;189:382-387Mataix-Cols D; Andersson P; Rautio D; Flygare O; Greenberg JL; Hoeppner SS; Weingarden H; Jassi A; Monzani B; Hollander E; Castle D; Krebs G; Rossell SL; Wilhelm S; Ruck C; Phillips KA; Fernandez de la Cruz L; Cervin M
- Article: JMIR MENTAL HEALTH. 2025;12:e74303Bjureberg J; Ojala O; Rasmusson B; Malmgren J; Hellner C; Sampaio F; Flygare O
- Article: BMJ MENTAL HEALTH. 2025;28(1):e301575Karemyr M; Bellander M; Ponten M; Ohlis A; Flygare O; Wallden Y; Kuja-Halkola R; Hadlaczky G; Mataix-Cols D; Asarnow JR; Hellner C; Hughes JL; Bjureberg J
- Article: JMIR RESEARCH PROTOCOLS. 2025;14:e65790Foyen LF; Sennerstam V; Kontio E; Flygare O; Boman M; Lindsater E
- Article: COGNITIVE BEHAVIOUR THERAPY. 2025;54(2):231-245Flygare O; Ojala O; Ponten M; Klintwall L; Karemyr M; Sjoblom K; Wallert J; Hellner C; Nilbrink J; Bellander M; Bjureberg J
- Article: BMC PSYCHIATRY. 2025;25(1):85Kohls E; Baldofski S; Scholl J; Flygare O; Lundstroem L; Beyrich-Kolbus U; Steinbrecher M; Rueck C; Rummel-Kluge C
- Article: JOURNAL OF AFFECTIVE DISORDERS. 2025;368:420-428Johansson F; Flygare O; Backman J; Fondberg R; Axelsson E; Forsell E; Cervin M; Kaldo V; Ruck C; Wallert J
- Article: BMC PSYCHIATRY. 2024;24(1):904Ponten M; Flygare O; Bellander M; Karemyr M; Nilbrink J; Hellner C; Ojala O; Bjureberg J
- Article: JOURNAL OF OBSESSIVE-COMPULSIVE AND RELATED DISORDERS. 2024;42:100880Lundstrom L; Ivanova E; Mataix-Cols D; Flygare O; Cervin M; Ruck C; Andersson E
- Article: BMC PSYCHIATRY. 2024;24(1):220Mortier P; Amigo F; Bhargav M; Conde S; Ferrer M; Flygare O; Kizilaslan B; Moreno LL; Leis A; Mayer MA; Perez-Sola V; Portillo-Van Diest A; Ramirez-Anguita JM; Sanz F; Vilagut G; Alonso J; Mehlum L; Arensman E; Bjureberg J; Pastor M; Qin P
- Article: INTERNATIONAL JOURNAL OF CARDIOLOGY. 2023;381:120-127Flygare O; Boberg J; Ruck C; Hofmann R; Leosdottir M; Mataix-Cols D; Fernandez de la Cruz L; Richman P; Wallert J
- Article: INTERNET INTERVENTIONS-THE APPLICATION OF INFORMATION TECHNOLOGY IN MENTAL AND BEHAVIOURAL HEALTH. 2023;31:100608Lundstrom L; Flygare O; Ivanova E; Mataix-Cols D; Enander J; Pascal D; Chen L-L; Andersson E; Ruck C
- Article: INTERNET INTERVENTIONS-THE APPLICATION OF INFORMATION TECHNOLOGY IN MENTAL AND BEHAVIOURAL HEALTH. 2023;31:100604Flygare O; Andersson E; Glimsdal G; Mataix-Cols D; Pascal D; Rueck C; Enander J
- Article: CNS SPECTRUMS. 2023;28(1):33-40Chen LL; Flygare O; Wallert J; Enander J; Ivanov VZ; Ruck C; Djurfeldt D
- Article: BEHAVIOR THERAPY. 2023;54(1):43-50Flygare O; Wallert J; Chen L-L; Fernandez de la Cruz L; Lundstroem L; Mataix-Cols D; Rack C; Andersson E
- Article: BRITISH JOURNAL OF CLINICAL PSYCHOLOGY. 2022;61(4):895-910Flygare O; Lundstrom L; Andersson E; Mataix-Cols D; Ruck C
- Article: TRANSLATIONAL PSYCHIATRY. 2022;12(1):357Wallert J; Boberg J; Kaldo V; Mataix-Cols D; Flygare O; Crowley JJ; Halvorsen M; Ben Abdesslem F; Boman M; Andersson E; Isacsson NH; Ivanova E; Ruck C
- Article: BEHAVIOR THERAPY. 2022;53(5):1037-1049Rautio D; Gumpert M; Jassi A; Krebs G; Flygare O; Andren P; Monzani B; Peile L; Jansson-Froejmark M; Lundren T; Hillborg M; Silverberg-Moerse M; Clark B; Fernandez de la Cruz L; Mataix-Cols D
- Article: JAMA NETWORK OPEN. 2022;5(3):e221967Lundstrom L; Flygare O; Andersson E; Enander J; Bottai M; Ivanov VZ; Boberg J; Pascal D; Mataix-Cols D; Ruck C
- Article: PSYCHOTHERAPY AND PSYCHOSOMATICS. 2022;91(6):424-430Mataix-Cols D; Andersson E; Aspvall K; Boberg J; Crowley JJ; de Schipper E; Fernandez de la Cruz L; Flygare O; Ivanova E; Lenhard F; Lundstrom L; Ruck C; Serlachius E; Cervin M
- Article: BMJ OPEN. 2021;11(7):e049302Ruck C; Mataix-Cols D; Malki K; Adler M; Flygare O; Runeson B; Sidorchuk A
- Article: BEHAVIOR THERAPY. 2021;52(4):821-829Flygare O; Chen L-L; Fernandez de la Cruz L; Ruck C; Andersson E; Enander J; Mataix-Cols D
- Article: BMC PSYCHIATRY. 2020;20(1):247Flygare O; Enander J; Andersson E; Ljotsson B; Ivanov VZ; Mataix-Cols D; Ruck C
- Article: AUTISM. 2020;24(1):190-199Flygare O; Andersson E; Ringberg H; Hellstadius A-C; Edbacken J; Enander J; Dahl M; Aspvall K; Windh I; Russell A; Mataix-Cols D; Ruck C
- Article: JOURNAL OF OBSESSIVE-COMPULSIVE AND RELATED DISORDERS. 2019;21:75-81Abu Hamdeh A; Bjureberg J; Lenhard F; Hedman-Lagerlof E; Flygare O; Lundstrom L; Ljotsson B; Mataix-Cols D; Ruck C; Andersson E
- Article: BMJ OPEN. 2019;9(3):e024693Gentile AJ; La Lima C; Flygare O; Enander J; Wilhelm S; Mataix-Cols D; Ruck C
- Article: EUROPEAN CHILD & ADOLESCENT PSYCHIATRY. 2019;28(2):189-201Jonsson U; Olsson NC; Coco C; Gorling A; Flygare O; Rade A; Chen Q; Berggren S; Tammimies K; Bolte S
- Article: BMJ OPEN. 2019;9(1):e024307Enander J; Ljotsson B; Anderhell L; Runeborg M; Flygare O; Cottman O; Andersson E; Dahlen S; Lichtenstein L; Ivanov VZ; Mataix-Cols D; Ruck C
- Article: JOURNAL OF CLINICAL PSYCHOLOGY. 2018;74(7):1092-1105Ivanov VZ; Enander J; Mataix-Cols D; Serlachius E; Mansson KNT; Andersson G; Flygare O; Tolin D; Ruck C
- Article: JOURNAL OF THE AMERICAN ACADEMY OF CHILD AND ADOLESCENT PSYCHIATRY. 2017;56(7):585-592Olsson NC; Flygare O; Coco C; Gorling A; Rade A; Chen Q; Lindstedt K; Berggren S; Serlachius E; Jonsson U; Tammimies K; KjeIlin L; Bolte S
- Journal article: TRANSLATIONAL DEVELOPMENTAL PSYCHIATRY. 2016;4(0):30556Hasslinger J; Sirviö S; Berggren S; Myers L; Flygare O; Tammimies K; Bölte S
- Article: PSYCHOLOGICAL SCIENCE. 2013;24(11):2182-2190Golkar A; Selbing I; Flygare O; Oehman A; Olsson A
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All other publications
- Review: JOURNAL OF INTELLECTUAL DISABILITY RESEARCH. 2026;70(4):364-374Lindstedt S; Ruck C; Hirvikoski T; Hintze E; Lundin Kleberg J; Grossmann L; Wallert J; Bjureberg J; Flygare O
- Review: PSYCHIATRY RESEARCH. 2025;351:116638Ponten M; Lee M; Khoo S; Nilsson G; Nevin E; Wallden Y; Ougrin D; Cummins TM; Flygare O; Bjureberg J
- Book chapter: STUDIES IN HEALTH TECHNOLOGY AND INFORMATICS. 2025;p. 221-222Leis A; Mortier P; Amigo F; Bhargav M; Conde S; Ferrer M; Flygare O; Kizilaslan B; Latorre Moreno L; Mayer M-A; Pérez Sola V; Portillo van Diest A; Ramírez-Anguita JM; Sanz F; Vilagut G; Alonso J; Mehlum L; Arensman E; Bjureberg J; Pastor M; Qin P
- Preprint: JMIR PREPRINTS. 2024Franke Föyen L; Sennerstam V; Kontio E; Flygare O; Boman M; Lindsäter E
- Preprint: OSF PREPRINTS. 2024Ivanova EN; Birovecz A; Andrén P; Flygare O; Mataix-Cols D; Fernández de la Cruz L; Ivanov VZ; Andersson E; Ruck C
- Preprint: OSF PREPRINTS. 2024Johansson F; Flygare O; Bäckman J; Fondberg R; Axelsson E; Forsell E; Cervin M; Kaldo V; Ruck C; Wallert J
- Preprint: JMIR PREPRINTS. 2024Kohls E; Baldofski S; Scholl J; Flygare O; Lundström L; Beyrich-Kolbus U; Steinbrecher M; Rück C; Rummel-Kluge C
- Preprint: PSYARXIV. 2024Bjureberg J; Ojala O; Rasmusson B; Malmgren J; Hellner C; Flygare O
- Preprint: PSYARXIV. 2024Ponten M; Flygare O; Bellander M; Karemyr M; Nilbrink J; Hellner C; Ojala O; Bjureberg J
- Study protocol: BMJ OPEN. 2023;13(12):e076361Ivanova E; Fondberg R; Flygare O; Sannemalm M; Asplund S; Dahlen S; Sampaio F; Andersson E; Mataix-Cols D; Ivanov VZ; Ruck C
- Preprint: PSYARXIV. 2023Flygare O; Ojala O; Ponten M; Klintwall L; Karemyr M; Sjöblom K; Wallert J; Hellner C; Nilbrink J; Bellander M; Bjureberg J
- Doctoral thesis: 2022Flygare O
- Preprint: PSYARXIV. 2022Flygare O; Wallert J; Chen L-L; Fernández de la Cruz L; Lundström L; Mataix-Cols D; Ruck C; Andersson E
- Review: BMJ OPEN. 2021;11(12):e051853Rautio D; Vilaplana-Perez A; Gumpert M; Ivanov VZ; Linde J; Osterman S; Flygare O; Isung J; Isomura K; Krig S; Serlachius E; Hogstrom J; Ruck C; Mataix-Cols D; Fernandez de la Cruz L
- Letter: PSYCHIATRY RESEARCH. 2021;304:114124Flygare O; Ivanov VZ; Sall R; Malaise H; Ivanova E; Ruck C; Jayaram-Lindstrom N; Martinsson L
- Preprint: MEDRXIV. 2021Flygare O; Andersson E; Glimsdal G; Mataix-Cols D; Djurfeldt D; Rück C; Enander J
- Preprint: MEDRXIV. 2021Wallert J; Boberg J; Kaldo V; Mataix-Cols D; Flygare O; Crowley J; Halvorsen M; Abdesslem FB; Boman M; Andersson E; Isacsson NH; Ivanova E; Rück C
- Preprint: MEDRXIV. 2021Chen LL; Flygare O; Wallert J; Enander J; Ivanov V; Rück C; Djurfeldt D
- Preprint: MEDRXIV. 2020Rück C; Mataix-Cols D; Malki K; Adler M; Flygare O; Runeson B; Sidorchuk A
- Preprint: MEDRXIV. 2020Flygare O; Ivanov V; Säll R; Malaise H; Rück C; Jayaram-Lindström N; Martinsson L
- Preprint: PSYARXIV. 2020Flygare O; Chen L-L; Fernández de la Cruz L; Enander J; Mataix-Cols D; Ruck C; Andersson E
- Preprint: PSYARXIV. 2019Flygare O; Enander J; Andersson E; Ljótsson B; Ivanov V; Mataix-Cols D; Ruck C
- Preprint: PSYARXIV. 2018Flygare O; Andersson E; Ringberg H; Hellstadius A-C; Edbacken J; Enander J; Dahl M; Aspvall K; Windh I; Russell A; Mataix-Cols D; Ruck C
- Study protocol: BMJ OPEN. 2018;8(9):e022254Ruck C; Lundstrom L; Flygare O; Enander J; Bottai M; Mataix-Cols D; Andersson E
- Conference publication: JOURNAL OF COGNITIVE NEUROSCIENCE. 2013;:127Golkar A; Selbing I; Flygare O; Olsson A
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Grants
- Swedish Research Council for Health Working Life and Welfare1 January 2025 - 31 December 2027Research problem and specific questionsDelivering active contact and follow-up interventions to patients recently discharged from inpatient psychiatric treatment is a promising strategy for suicide prevention. One intervention in particular, Caring Contacts, has been shown to reduce repeat suicide attempts by 40% in the year after discharge, but it has not been evaluated in Sweden and is currently unavailable in regular clinical practice.The objective of the proposed project is therefore to address the following research questions:- Does Caring Contacts lead to fewer suicide attempts in the year after discharge? (Primary outcome)- Is Caring Contacts a cost-effective intervention?- Does Caring Contacts lead to reduced all-cause mortality, suicide mortality, and fewer days in inpatient psychiatric care?- Is Caring Contacts more effective for some individuals than others, for example among those not attending outpatient psychiatric care after discharge?Data and methodPatients receiving inpatient psychiatric care due to recent suicidal behaviour, severe depression, or elevated suicide risk (N = 582), will be included in a randomised controlled trial of Caring Contacts plus standard care, versus standard care alone. The Caring Contacts intervention will be delivered as a series of text messages over the course of one year, expressing care and concern for the recipient´s well-being without placing any demands on them.Primary and secondary outcomes will be evaluated using linked national registers. Participation in the project will not pose any restrictions on access to standard care during the trial period.Societal relevance and utilisationThe project addresses multiple priorities in Forte´s strategic research agenda on mental health and brings together a multidisciplinary team of researchers, clinicians and lived experience representatives. An active collaboration with clinicians and patient organisations will facilitate implementation and ensure that the research is informed by individuals with lived experience.Plan for project realisationParticipants will be recruited at the emergency and inpatient psychiatric units at Psykiatri Sydväst, Region Stockholm, where our research team has previously evaluated and implemented digital interventions. Our multidisciplinary team brings together research expertise and clinical experience in assessing and treating self-harm. We seek funding from Forte for salary support of the main applicant and a project manager.
- Swedish Research Council1 January 2025 - 31 December 2028Self-injury is a growing health crisis among youth, and the strongest risk factor for suicide attempts. Scalable treatments are needed but lacking. We have recently shown that a brief digital treatment, IERITA (Internet-delivered Emotion Regulation Individual Therapy for Adolescents), can be efficacious and cost-effective. However, not all patients respond sufficiently to the standard treatment procedure. Now we aim to implement and evaluate IERITA within regular health services and optimize treatment outcomes. First, we will develop and validate a classification tool to predict non-remission (continued self-injury after treatment). This tool will subsequently be used in the second step: a randomized controlled trial (N=341) between 2025 to 2028, which compares adaptable to standard IERITA. Adolescents allocated to adaptable IERITA and classified as likely non-remission in treatment week four will recieve adapted IERITA (e.g., personalized dose and treatment delivery) for the remaining eight weeks. We will (1) follow participants one- three- and twelve-month post-treatment(2) use self-reports and blinded assessments(3) study distal effects in national registers(4) investigate several clinically relevant outcomesand (5) conduct cost-effectiveness analyses. If successful, more patients could receive evidence-based treatment for self-injury, and treatment outcomes could be improved. In extension, queues to care may be reduced, and suicide attempts and suicides prevented.
- Optimizing outcome and improving accessibility to psychological treatment for adolescent self-injurySwedish Research Council for Health Working Life and Welfare1 January 2025 - 31 December 2025
- Internet-based vs face-to-face Cognitive Behavioural Therapy for Obsessive-compulsive disorder – a randomized controlled non-inferiority trial.Stockholm County Council1 January 2018 - 1 January 2020
Employments
- Postdoctoral Researcher, Department of Clinical Neuroscience, Karolinska Institutet, 2022-2026
Degrees and Education
- Degree Of Doctor Of Philosophy, Department of Clinical Neuroscience, Karolinska Institutet, 2022
- Degree Of Master Of Science In Psychology, Karolinska Institutet, 2017
