Cristin

2024
1.	Ingeborgrud, Christine Baalsrud; Oerbeck, Beate; Friis, Svein; Pripp, Are Hugo; Zeiner, Pål; Aase, Heidi; Biele, Guido; Dalsgaard, Søren; Overgaard, Kristin Romvig. Do maternal anxiety and depressive symptoms predict anxiety in children with and without ADHD at 8 years?. European Child and Adolescent Psychiatry 2024 p. 1-10 UiO OUS FHI Untitled
2023
2.	Gohar, Sherif Mostafa Mohamed Ahmed; Hegelstad, Wenche; Auestad, Bjørn Henrik; Haahr, Ulrik Helt; Joa, Inge; Johannessen, Jan Olav; Larsen, Tor Kjetil; Ilner, Stein E. Opjordsmoen; Rund, Bjørn Rishovd; Røssberg, Jan Ivar; Simonsen, Erik; Friis, Svein; Melle, Ingrid. Association between early suicidal trajectories in first-episode psychosis and 10-year follow-up: TIPS registry-linked study. The Lancet Psychiatry 2023 ;Volume 10.(7) p. 528-536 UiB UIS SUS UiO OUS VV Untitled

3.	Ingeborgrud, Christine Baalsrud; Ørbeck, Beate; Friis, Svein; Zeiner, Pål; Pripp, Are Hugo; Aase, Heidi; Biele, Guido; Dalsgaard, Søren; Øvergaard, Kristin. Anxiety and depression from age 3 to 8 years in children with and without ADHD symptoms. Scientific Reports 2023 ;Volume 13. p. - UiO OUS FHI Untitled

4.	Øvergaard, Kristin; Ørbeck, Beate; Friis, Svein; Pripp, Are Hugo; Aase, Heidi; Biele, Guido; Ingeborgrud, Christine Baalsrud; Polanczyk, Guilherme V.; Zeiner, Pål. Early and repeated screening detects children with persistent attention-deficit/hyperactivity disorder. European Child and Adolescent Psychiatry 2023 p. - UiO OUS FHI Untitled
2022
5.	Biele, Guido; Lekhal, Ratib; Øvergaard, Kristin Romvig; Wang, Mari Vaage; Brandlistuen, Ragnhild Eek; Friis, Svein; Zeiner, Pål. The effect of special educational assistance in early childhood education and care on psycho-social difficulties in elementary school children. Child and Adolescent Psychiatry and Mental Health (CAPMH) 2022 ;Volume 16. p. - FHI UiO OUS Untitled

6.	Biele, Guido; Øvergaard, Kristin Romvig; Friis, Svein; Zeiner, Pål; Aase, Heidi. Cognitive, emotional, and social functioning of preschoolers with attention deficit hyperactivity problems. BMC Psychiatry 2022 ;Volume 22. p. - FHI OUS Untitled

7.	Ruud, Torleif; Friis, Svein. Continuity of care and therapeutic relationships as critical elements in acute psychiatric care. World Psychiatry 2022 ;Volume 21.(2) p. 241-242 UiO AHUS OUS Untitled

8.	Øvergaard, Kristin; Ørbeck, Beate; Friis, Svein; Pripp, Are Hugo; Aase, Heidi; Biele, Guido; Ingeborgrud, Christine Baalsrud; Polanczyk, Guilherme V.; Zeiner, Pål. Attention-deficit/hyperactivity disorder from preschool to school age: change and stability of parent and teacher reports. European Child and Adolescent Psychiatry 2022 p. - OUS UiO FHI Untitled
2021
9.	Hem, Erlend; Kirkevold, Marit; Friis, Svein; Vaglum, Per Jørgen Wiggen. Innføring i klinisk forskning og fagutvikling. Universitetsforlaget 2021 (ISBN 978-82-15-05659-3) 218 p. UiO OUS OSLOMET Untitled

10.	Ottesen, Akiah; Hegelstad, Wenche; Joa, Inge; Opjordsmoen, Stein E.; Rund, Bjørn Rishovd; Røssberg, Jan Ivar; Simonsen, Erik; Johannessen, Jan Olav; Larsen, Tor Ketil; Haahr, Ulrik Helt; McGlashan, Thomas H.; Friis, Svein; Melle, Ingrid. Childhood trauma, antipsychotic medication, and symptom remission in first-episode psychosis. Psychological Medicine 2021 p. 1-10 UiB VV OUS UiO NKVTS SUS UIS Untitled

11.	Overgaard, Kristin Romvig; Ørbeck, Beate; Wagner, Karine; Friis, Svein; Øhre, Beate; Zeiner, Pål. Youth with hearing loss: Emotional and behavioral problems and quality of life. International Journal of Pediatric Otorhinolaryngology 2021 ;Volume 145. p. - OUS UiO Untitled

12.	Ruud, Torleif; Friis, Svein. Community-based Mental Health Services in Norway. Consortium Psychiatricum 2021 ;Volume 2.(1) p. 47-54 OUS AHUS UiO Untitled

13.	Vaskinn, Anja; Sundet, Kjetil; Melle, Ingrid; Andreassen, Ole A.; Friis, Svein. The factor structure of social cognition in schizophrenia: Weak evidence for separable domains. Schizophrenia Research: Cognition 2021 ;Volume 26. p. 1-4 OUS UiO Untitled

14.	Øvergaard, Kristin Romvig; Ørbeck, Beate; Friis, Svein; Pripp, Are Hugo; Aase, Heidi; Zeiner, Pål. Predictive validity of attention-deficit/hyperactivity disorder from ages 3 to 5 Years. European Child and Adolescent Psychiatry 2021 ;Volume 31. p. 1093-1102 UiO FHI OUS Untitled
2020
15.	Srihari, Vinod H.; Guloksuz, Sinan; Friis, Svein. Natural History, Not Lead Time. American Journal of Psychiatry 2020 ;Volume 177.(12) p. 1185-1185 OUS Untitled

16.	Wedervang-Resell, Kirsten; Ueland, Thor; Aukrust, Pål; Friis, Svein; Holven, Kirsten Bjørklund; Johannessen, Cecilie Haggag; Lekva, Tove; Lonning, Vera Louise Hiorth; Smelror, Runar; Szabo, Attila; Andreassen, Ole Andreas; Myhre, Anne Margrethe; Agartz, Ingrid. Reduced levels of circulating adhesion molecules in adolescents with early-onset psychosis. Nature NPJ Schizophrenia 2020 ;Volume 6. p. 1-8 UiO OUS UiT DIAKON Untitled
2019
17.	Ferrara, Maria; Guloksuz, Sinan; Li, Fangyong; Burke, Shadie; Tek, Cenk; Friis, Svein; Hegelstad, Wenche; Joa, Inge; Johannessen, Jan Olav; Melle, Ingrid; Simonsen, Erik; Srihari, Vinod H.. Parsing the impact of early detection on duration of untreated psychosis (DUP): Applying quantile regression to data from the Scandinavian TIPS study. Schizophrenia Research 2019 ;Volume 210. p. 128-134 UiO UIS OUS SUS Untitled

18.	Friis, Svein; Melle, Ingrid; McGlashan, Thomas H.. Symptom remission at 12-weeks is a strong predictor for long term outcome. Psychological Medicine 2019 ;Volume 50.(14) UiO Untitled

19.	Wedervang-Resell, Kirsten; Friis, Svein; Lonning, Vera Louise Hiorth; Smelror, Runar; Johannessen, Cecilie Haggag; Agartz, Ingrid; Ulven, Stine Marie; Holven, Kirsten Bjørklund; Andreassen, Ole Andreas; Myhre, Anne Margrethe. Lipid alterations in adolescents with early-onset psychosis may be independent of antipsychotic medication. Schizophrenia Research 2019 p. 1-7 UiO OUS DIAKON Untitled

20.	Wedervang-Resell, Kirsten; Friis, Svein; Lonning, Vera Louise Hiorth; Smelror, Runar; Johannessen, Cecilie Haggag; Reponen, Elina Johanna; Lyngstad, Siv Hege; Lekva, Tove; Aukrust, Pål; Ueland, Thor; Andreassen, Ole Andreas; Agartz, Ingrid; Myhre, Anne Margrethe. Increased interleukin 18 activity in adolescents with early-onset psychosis is associated with cortisol and depressive symptoms. Psychoneuroendocrinology 2019 ;Volume 112:104513. p. 1-7 OUS UiO DIAKON UiT Untitled

21.	Weibell, Melissa Anne E; Johannessen, Jan Olav; Auestad, Bjørn Henrik; Bramness, Jørgen Gustav; Brønnick, Kolbjørn Kallesten; Haahr, Ulrik; Joa, Inge; Larsen, Tor Ketil; Melle, Ingrid; Ilner, Stein E. Opjordsmoen; Rund, Bjørn Rishovd; Røssberg, Jan Ivar; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; Stain, Helen J.; Friis, Svein; Hegelstad, Wenche. Early substance use cessation improves cognition-10 years outcome in first-episode psychosis patients. Frontiers in Psychiatry 2019 ;Volume 10. p. - SUS UIS UiO SI UiB OUS VV Untitled

22.	Øvergaard, Kristin Romvig; Ørbeck, Beate; Friis, Svein; Biele, Guido; Pripp, Are Hugo; Aase, Heidi; Zeiner, Pål. Screening With an ADHD-Specific Rating Scale in Preschoolers: A Cross-Cultural Comparison of the Early Childhood Inventory-4. Psychological Assessment 2019 ;Volume 31.(8) p. 985-994 OUS UiO FHI Untitled
2018
23.	Gardsjord, Erlend Strand; Romm, Kristin Lie; Røssberg, Jan Ivar; Friis, Svein; Barder, Helene; Evensen, Julie Horgen; Haahr, Ulrik; Hegelstad, Wenche; Joa, Inge; Johannessen, Jan Olav; Langeveld, Johannes H.; Larsen, Tor Ketil; Ilner, Stein E. Opjordsmoen; Rund, Bjørn Rishovd; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; Melle, Ingrid. Depression and functioning are important to subjective quality of life after a first episode psychosis. Comprehensive Psychiatry 2018 ;Volume 86. p. 107-114 UiO OUS DIAKON SUS UIS UiB VV Untitled

24.	Moore, Jennifer; Friis, Svein; Graham, Ian D.; Gundersen, Elisabeth; Nordvik, Jan Egil. Reported use of evidence in clinical practice: A survey of rehabilitation practices in Norway. BMC Health Services Research 2018 ;Volume 18.(379) UiO SUNNAAS Untitled

25.	Øvergaard, Kristin Romvig; Madsen, Kathrine Bang; Ørbeck, Beate; Friis, Svein; Obel, Carsten. The predictive validity of the Strengths and Difficulties Questionnaire for child attention-deficit/hyperactivity disorder. European Child and Adolescent Psychiatry 2018 ;Volume 28.(5) p. 625-633 OUS UiO Untitled

26.	Øvergaard, Kristin Romvig; Ørbeck, Beate; Friis, Svein; Biele, Guido; Aase, Heidi; Zeiner, Pål. Inattention in pre-School ADHD- are there gender differences?. Eunethdis, 5th international conferance on ADHD; 2018-09-23 - 2018-09-26 FHI OUS UiO Untitled

27.	Øvergaard, Kristin Romvig; Ørbeck, Beate; Friis, Svein; Pripp, Are Hugo; Biele, Guido; Aase, Heidi; Zeiner, Pål. Attention-Deficit/Hyperactivity Disorder in Preschoolers: The Accuracy of a Short Screener. Journal of the American Academy of Child and Adolescent Psychiatry 2018 ;Volume 57.(6) p. 428-435 OUS UiO FHI Untitled

28.	Øvergaard, Kristin Romvig; Ørbeck, Beate; Friis, Svein; Pripp, Are Hugo; Biele, Guido; Aase, Heidi; Zeiner, Pål. Dr Øvergaard et al. Reply. Journal of the American Academy of Child and Adolescent Psychiatry 2018 ;Volume 57.(9) p. 701-702 OUS FHI UiO Untitled
2017
29.	Bendiksen, Bothild; Svensson, Elisabeth; Aase, Heidi; Reichborn-Kjennerud, Ted; Friis, Svein; Myhre, Anne Margrethe; Zeiner, Pål. Co-Occurrence of ODD and CD in Preschool Children With Symptoms of ADHD. Journal of Attention Disorders 2017 ;Volume 21.(9) p. 741-752 UiO OUS FHI Untitled

30.	Falkum, Erik; Klungsøyr, Ole; Lystad, June Ullevoldsæter; Bull, Helen Christine; Evensen, Stig; Martinsen, Egil Wilhelm; Friis, Svein; Ueland, Torill. Vocational rehabilitation for adults with psychotic disorders in a Scandinavian welfare society. BMC Psychiatry 2017 ;Volume 17:24. p. 1-11 UiO OUS Untitled

31.	Furre, Astrid; Falk, Ragnhild Sørum; Sandvik, Leiv; Friis, Svein; Knutzen, Maria; Hanssen-Bauer, Ketil. Characteristics of adolescents frequently restrained in acute psychiatric units in Norway: A nationwide study. Child and Adolescent Psychiatry and Mental Health (CAPMH) 2017 ;Volume 11.(1) OUS RBUP-ØS UiO AHUS Untitled

32.	Gardsjord, Erlend Strand; Romm, Kristin Lie; Røssberg, Jan Ivar; Friis, Svein; Barder, Helene; Evensen, Julie Horgen; Haahr, Ulrik; Hegelstad, Wenche; Joa, Inge; Johannessen, Jan Olav; Langeveld, Johannes H.; Larsen, Tor Ketil; Ilner, Stein E. Opjordsmoen; Rund, Bjørn Rishovd; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; McGlashan, Thomas; Melle, Ingrid. Is going into stable symptomatic remission associated with a more positive development of life satisfaction? A 10-year follow-up study of first episode psychosis. Schizophrenia Research 2017 ;Volume 193. p. 364-369 SUS DIAKON OUS UIS UiB UiO VV Untitled

33.	Langeveld, Johannes H.; Bjørkly, Stål; Evensen, Julie Horgen; Joa, Inge; Johannessen, Jan Olav; Larsen, Tor Ketil; Melle, Ingrid; Ilner, Stein E. Opjordsmoen; Røssberg, Jan Ivar; Rund, Bjørn Rishovd; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; Hegelstad, Wenche; McGlashan, Tom; Friis, Svein. A 10-year follow-up study of violent victimization in first episode psychosis : risk and protective factors. Psychiatry Research 2017 ;Volume 259.(January) p. 545-549 HIM UiB UiO SUS VV OUS UIS Untitled

34.	Melle, Ingrid; Johannessen, Jan Olav; Haahr, Ulrik H.; Hegelstad, Wenche; Joa, Inge; Langeveld, Johannes H.; Larsen, Tor Ketil; Ilner, Stein E. Opjordsmoen; Qin, Ping; Røssberg, Jan Ivar; Rund, Bjørn Rishovd; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; McGlashan, Thomas H.; Friis, Svein. Causes and predictors of premature death in first-episode schizophrenia spectrum disorders. World Psychiatry 2017 ;Volume 16.(2) p. 217-218 UIS UiO UiB SUS OUS VV Untitled

35.	Weibell, Melissa Anne; Hegelstad, Wenche; Auestad, Bjørn Henrik; Bramness, Jørgen Gustav; Evensen, Julie Horgen; Haahr, Ulrik; Joa, Inge; Johannessen, Jan Olav; Larsen, Tor Ketil; Melle, Ingrid; Ilner, Stein E. Opjordsmoen; Rund, Bjørn Rishovd; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; McGlashan, Thomas; McGorry, Patrick; Friis, Svein. The Effect of Substance Use on 10-Year Outcome in First-Episode Psychosis. Schizophrenia Bulletin 2017 ;Volume 43.(4) p. 843-851 UIS SUS UiO OUS UiB VV Untitled
2016
36.	Bjerke, Espen; Solbakken, Ole Andre; Friis, Svein; Monsen, Jon Trygve. Self-Relatedness and Interpersonal Problems in a Large Psychiatric Outpatient Sample. PSYCHOLOGY 2016 ;Volume 7. p. 864-876 UiO Untitled

37.	Dahl, Hanne-Sofie Johnsen; Ulberg, Randi; Friis, Svein; Perry, John Christopher; Høglend, Per Andreas. Therapists' inadequate feelings and long-term effect of transference work. Psychotherapy and Psychosomatics 2016 ;Volume 85.(5) p. 309-310 UiO SIV Untitled

38.	Friis, Svein; Melle, Ingrid; Johannessen, Jan Olav; Røssberg, Jan Ivar; Barder, Helene; Evensen, Julie Horgen; Haahr, Ulrik; Hegelstad, Wenche; Joa, Inge; Langeveld, Johannes H.; Larsen, Tor Ketil; Ilner, Stein E. Opjordsmoen; Rund, Bjørn Rishovd; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; McGlashan, Thomas H.. Early Predictors of Ten-Year Course in First-Episode Psychosis.. Psychiatric Services 2016 ;Volume 67.(4) p. 438-443 UiO DIAKON UIS OUS SUS VV UiB Untitled

39.	Furre, Astrid; Sandvik, Leiv; Friis, Svein; Knutzen, Maria; Hanssen-Bauer, Ketil. A nationwide study of why and how acute adolescent psychiatric units use restraint. Psychiatry Research 2016 ;Volume 237. p. 60-66 RBUP-ØS OUS Untitled

40.	Gardsjord, Erlend Strand; Romm, Kristin Lie; Friis, Svein; Barder, Helene; Evensen, Julie Horgen; Haahr, Ulrik; Hegelstad, Wenche; Joa, Inge; Johannessen, Jan Olav; Langeveld, Johannes H.; Larsen, Tor Ketil; Ilner, Stein E. Opjordsmoen; Rund, Bjørn Rishovd; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; McGlashan, Thomas; Melle, Ingrid; Røssberg, Jan Ivar. Subjective quality of life in first-episode psychosis. A ten year follow-up study. Schizophrenia Research 2016 ;Volume 172.(1-3) p. 23-28 UiO OUS SUS UIS DIAKON UiB VV Untitled

41.	Guloksuz, Sinan; Li, Fangyong; Tek, Cenk; Woods, Scott W.; McGlashan, T.H.; Friis, Svein; Srihari, Vinod H.. Analyzing the duration of untreated psychosis: Quantile regression. JAMA psychiatry 2016 ;Volume 73.(10) p. 1094-1095 UiO Untitled

42.	Haahr, Ulrik Helt; Larsen, Tor Ketil; Simonsen, Erik; Rund, Bjørn Rishovd; Joa, Inge; Røssberg, Jan Ivar; Johannessen, Jan Olav; Langeveld, Johannes H.; Evensen, Julie Horgen; Trauelsen, Anne Marie; Vaglum, Per Jørgen Wiggen; Ilner, Stein E. Opjordsmoen; Hegelstad, Wenche; Friis, Svein; McGlashan, Thomas; Melle, Ingrid. Relation between premorbid adjustment, duration of untreated psychosis and close interpersonal trauma in ﬁrst-episode psychosis. Early Intervention in Psychiatry 2016 ;Volume 12.(3) p. 316-323 UiO UiB UIS OUS VV SUS Untitled

43.	Hegelstad, Wenche; Brønnick, Kolbjørn Selvåg; Barder, Helene; Evensen, Julie Horgen; Haahr, Ulrik; Joa, Inge; Johannessen, Jan Olav; Langeveld, Johannes H.; Larsen, Tor Ketil; Melle, Ingrid; Ilner, Stein E. Opjordsmoen; Rund, Bjørn Rishovd; Røssberg, Jan Ivar; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; McGlashan, Thomas; Friis, Svein. Preventing poor vocational functioning in psychosis through early intervention. Psychiatric Services 2016 ;Volume 68.(1) p. 100-103 OUS SUS UiB UiO UIS VV Untitled

44.	Kvåle, Alice; Bunkan, Berit Heir; Ilner, Stein E. Opjordsmoen; Friis, Svein. The Global Body Examination (GBE): A useful instrument for examination of patients with long-lasting musculoskeletal and/or psychological disorders. European Journal of Physiotherapy 2016 ;Volume 18.(2) p. 137-143 UiO UiB OSLOMET HVL OUS Untitled

45.	Nilsen, Liv; Frich, Jan C; Friis, Svein; Norheim, Irene; Røssberg, Jan Ivar. Participants' perceived benefits of family intervention following a first episode of psychosis: A qualitative study. Early Intervention in Psychiatry 2016 ;Volume 10.(2) p. 152-159 VV OUS UiO Untitled

46.	Rund, Bjørn Rishovd; Barder, Helene; Evensen, Julie Horgen; Haahr, Ulrik; Hegelstad, Wenche; Joa, Inge; Johannessen, Jan Olav; Langeveld, Johannes H.; Larsen, Tor Ketil; Melle, Ingrid; Ilner, Stein E. Opjordsmoen; Røssberg, Jan Ivar; Simonsen, Erik; Sundet, Kjetil Søren; Vaglum, Per Jørgen Wiggen; McGlashan, Thomas; Friis, Svein. Neurocognition and Duration of Psychosis: A 10-year Follow-up of First-Episode Patients. Schizophrenia Bulletin 2016 ;Volume 42.(1) p. 87-95 UiO UiB SUS OUS UIS VV Untitled

47.	Sønmez, Nasrettin; Røssberg, Jan Ivar; Evensen, Julie Horgen; Barder, Helene; Haahr, Ulrik; Hegelstad, Wenche; Joa, Inge; Johannessen, Jan Olav; Langeveld, Johannes H.; Larsen, Tor Ketil; Melle, Ingrid; Ilner, Stein E. Opjordsmoen; Rund, Bjørn Rishovd; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; McGlashan, Thomas; Friis, Svein. Depressive symptoms in first-episode psychosis: A 10-year follow-up study. Early Intervention in Psychiatry 2016 ;Volume 10.(3) p. 227-233 OUS SUS UiO UiB UIS VV Untitled
2015
48.	Barder, Helene; Sundet, Kjetil Søren; Rund, Bjørn Rishovd; Evensen, Julie Horgen; Haahr, Ulrik; Hegelstad, Wenche; Joa, Inge; Johannessen, Jan Olav; Langeveld, Johannes H.; Larsen, Tor Ketil; Melle, Ingrid; Ilner, Stein E. Opjordsmoen; Røssberg, Jan Ivar; Simonsen, Erik; Vaglum, Per Jørgen Wiggen; McGlashan, Thomas; Friis, Svein. Ten year course of IQ in first-episode psychosis: relationship between duration of psychsis and long-term intellectual trajectories. Psychiatry Research 2015 ;Volume 225.(3) p. 515-521 UiO UiB SUS OUS UIS VV Untitled

49.	Bendiksen, Bothild; Aase, Heidi; Diep, Lien My; Svensson, Elisabeth; Friis, Svein; Zeiner, Pål. The Associations Between Pre- and Postnatal Maternal Symptoms of Distress and Preschooler's Symptoms of ADHD, Oppositional Defiant Disorder, Conduct Disorder, and Anxiety. Journal of Attention Disorders 2015 p. - FHI UiO OUS Untitled

50.	Friis, Svein. How to help clinically relevant research survive?. Acta Psychiatrica Scandinavica 2015 ;Volume 132.(6) p. 439-440 UiO Untitled

Show next list