Tore Tjora

Fredrik Dreyer Moe; Tore Tjora; Christian Moltu; James R. McKay; Egon Hagen; Aleksander Hagen Erga; Jone Ravndal Bjørnestad (2025) Changes in the trajectories of drug-free friendships and substance use among a cohort of individuals with multiple substance use disorders. I: Nordic Studies on Alcohol and Drugs (NAD). ISSN 1455-0725. Volum 42. s.257-273. DOI: 10.1177/14550725251332929

Øystein Bortne; Jone Ravndal Bjørnestad; Mads Nordmo Arnestad; Tore Tjora; Kolbjørn Kallesten Brønnick (2025) Self-efficacy or perceived behavioral control: which influences bank-switching intention?. I: Journal of Marketing Analytics. ISSN 2050-3318. s.1-14. DOI: 10.1057/s41270-025-00408-4

Tonje Catrin Hakvaag; Marit Knapstad; Tore Tjora (2025) Office Level Variation in Benefit Duration for Service Users Receiving Work Assessment Allowance: A Norwegian Longitudinal Multilevel Register Study. I: Scandinavian Journal of Public Administration (SPJA). ISSN 2001-7405. Volum 29. s.59-75. DOI: 10.58235/sjpa.2024.22888

Øystein Bortne; Jone Ravndal Bjørnestad; Mads Nordmo Arnestad; Tore Tjora; Kolbjørn Kallesten Brønnick (2024) The role of persuasion by significant others and engagement in bank-switching intention. I: Journal of Financial Services Marketing. ISSN 1363-0539. Volum 29. s.1279-1290. DOI: 10.1057/s41264-024-00293-5

Jone Ravndal Bjørnestad; Tore Tjora; Inge Joa; Jan Olav Johannessen; Sjur Skjørshammer Sætren; Wenche Hegelstad (2024) Early and later remission from clinical high risk of psychosis. A latent class and predictor analysis. I: Schizophrenia Research. ISSN 0920-9964. Volum 274. s.237-242. DOI: 10.1016/j.schres.2024.09.024

Sjur Skjørshammer Sætren; Wenche Hegelstad; Tore Tjora; Gertrud Sofie Hafstad; Else-Marie Augusti (2024) Validation of the short version of Cognitive Emotion Regulation Questionnaire for adolescents in Norway. I: Scandinavian Journal of Public Health. ISSN 1403-4948. Volum 42. s.393-417. DOI: 10.1177/14034948231225616

Gro Ellen Mathisen; Tore Tjora (2023) Safety voice climate: A psychometric evaluation and validation. I: Journal of Safety Research. ISSN 0022-4375. Volum 86. DOI: 10.1016/j.jsr.2023.05.008

Gro Ellen Mathisen; Tore Tjora; Linn Iren Vestly Bergh; Aditya Jain; Stavroula Leka (2023) The differential impact of organizational restructuring and downsizing on the psychosocial work environment and safety climate in the petroleum industry. I: Safety Science. ISSN 0925-7535. Volum 166. DOI: 10.1016/j.ssci.2023.106255

Tore Tjora; Jens Christoffer Skogen; Børge Sivertsen (2022) Establishing the Association Between Snus Use and Mental Health Problems: A Study of Norwegian College and University Students. I: Nicotine & Tobacco Research. ISSN 1462-2203. Volum 25. s.135-142. DOI: 10.1093/ntr/ntac208

Tonje Catrin Hakvaag; Marit Knapstad; Jone Ravndal Bjørnestad; Tore Tjora (2022) A scooping review of Scandinavian studies of sick-listed' and social insurance officers' experiences of their encounters'. I: Social Policy & Administration. ISSN 0144-5596. Volum 56. s.595-616. DOI: 10.1111/spol.12796

Jone Ravndal Bjørnestad; Tore Tjora; Johannes Hendrik Langeveld; Inge Joa; Jan Olav Johannessen; Michelle Friedman‐Yakoobian; Wenche Hegelstad (2022) Reduced Expression of Emotion: A Red Flag Signalling Conversion to Psychosis in Clinical High Risk for Psychosis (CHR-P) Populations. I: Psychiatry. ISSN 0033-2747. DOI: 10.1080/00332747.2021.2014383

Gro Ellen Mathisen; Tore Tjora; Linn Iren Vestly Bergh (2021) Speaking up about safety concerns in high-risk industries: Correlates of safety voice in the offshore oil rig sector. I: Safety Science. ISSN 0925-7535. Volum 145. DOI: 10.1016/j.ssci.2021.105487

Jone Ravndal Bjørnestad; Tore Tjora; Johannes Hendrik Langeveld; Helen J. Stain; Inge Joa; Jan Olav Johannessen; Michelle Friedman‐Yakoobian; Wenche ten Velden Hegelstad (2021) Exploring specific predictors of psychosis onset over a 2‐year period: A decision‐tree model. I: Early Intervention in Psychiatry. ISSN 1751-7885. DOI: 10.1111/eip.13175

Jone Ravndal Bjørnestad; Christian Moltu; Marius Veseth; Tore Tjora (2020) Rethinking Social Interaction: Empirical Model Development. I: Journal of Medical Internet Research (JMIR). ISSN 1439-4456. Volum 20. DOI: 10.2196/18558

Tore Tjora; Jens Christoffer Skogen; Børge Sivertsen (2020) Increasing similarities between young adults' smoking and snus use in Norway: a study of the trends and stages of smoking and snus epidemic from 2010 to 2018. I: BMC Public Health. Online ISSN 1471-2458. Volum 20. DOI: 10.1186/s12889-020-09604-6

Tore Tjora; Jørn Hetland; Leif Edvard Aarø; Bente Wold; Nora Wiium; Simon Nygaard Øverland (2014) The association between smoking and depression from adolescence to adulthood. I: Addiction. ISSN 0965-2140. Volum 109. s.1022-1030. DOI: 10.1111/add.12522

Tore Tjora (2014) Smoking from adolescence through adulthood: the role of family, friends, depression and socioeconomic status. Universitetet i Bergen. ISBN 9788230829257.

Simon Nygaard Øverland; Jens Christoffer Skogen; Lauren Lissner; Ottar Bjerkeset; Tore Tjora; Robert Stewart (2013) Snus use and cardiovascular risk factors in the general population: the HUNT3 study. I: Addiction. ISSN 0965-2140. Volum 108. s.2019-2028. DOI: 10.1111/add.12313

Tore Tjora; Jørn Hetland; Leif Edvard Aarø; Bente Wold; Simon Nygaard Øverland (2012) Late-onset smokers: how many, and associations with health behaviours and socioeconomic status. I: Scandinavian Journal of Public Health. ISSN 1403-4948. Volum 40. s.537-543. DOI: 10.1177/1403494812454233

Tore Tjora; Jørn Hetland; Leif Edvard Aarø; Simon Nygaard Øverland (2011) Distal and proximal family predictors of adolescents' smoking initiation and development. A longitudinal latent curve model analysis. I: BMC Public Health. Online ISSN 1471-2458. Volum 11. DOI: 10.1186/1471-2458-11-911

Simon Nygaard Øverland; Tore Tjora; Jørn Hetland; Leif Edvard Aarø (2010) Associations between adolescent socioeducational status and use of snus and smoking. I: Tobacco Control. ISSN 0964-4563. Volum 19. s.291-296. DOI: 10.1136/tc.2009.034512

Gro Ellen Mathisen; Tore Tjora (2024) Safety Voice Climate: are different organizational roles associated with different climate perceptions?. 16th European Academy of Occupational Health Psychology Conference; 2024-06-05 - 2024-06-27.

Tore Tjora; Jens Christoffer Skogen; Børge Sivertsen (2023) The association between snus use and sleep problems: A study of Norwegian college and university students. SRNT 2023; 2023-03-01 - 2023-03-04.

Jone Ravndal Bjørnestad; Tore Tjora; Inge Joa; Jan Olav Johannessen; Wenche ten Velden Hegelstad (2022) Early detection and intervention in Clinical High Risk for psychosis and symptom-level predictors of course. Thematic congress on early intervention in psychiatry across the life span; 2022-06-23 - 2022-06-25.

Jone Ravndal Bjørnestad; Inge Joa; Tore Tjora; Wenche ten Velden Hegelstad (2022) Early detection and intervention in psychosis and clinical high risk states. Thematic congress on early intervention in psychiatry across the life span. (2022). Symposium. ; 2022-06-22 - 2023-06-25.

Tonje Catrin Hakvaag; Marit Knapstad; Jone Ravndal Bjørnestad; Tore Tjora (2021) Interpersonal encounters in Return to Work. FORSA; 2021-11-10 - 2022-11-12.

Tonje Catrin Hakvaag; Marit Knapstad; Jone Ravndal Bjørnestad; Tore Tjora (2021) Factors perceived to impact return to work in Scandinavian sickness insurance: a scoping review of encounters between sick-listed and social insurance officers. Velferdsuniversitetet; 2021-03-04.

Tore Tjora (2021) «Klar til å voldta i dag i badstuå» og oppfordring til sex med mindre­årige. Russe­presi­dentene ber russe­grupper tenke seg om.

Tore Tjora; Jens Christoffer Skogen; Børge Sivertsen (2020) Snusbruken nå ligner mer og mer på røyking for noen år siden. Er snart også snustoppen nådd?.

Jone Ravndal Bjørnestad; Marius Veseth; Christian Moltu; Tore Tjora; Tonje Noreng Trøen (2020) - Det treng ikkje vere skadeleg å ikkje ha fysisk kontakt.

Gro Ellen Mathisen; Tore Tjora; Jone Ravndal Bjørnestad (2020) Det trengs mer psykologikompetanse inn i forebygging.

Jone Ravndal Bjørnestad; Christian Moltu; Marius Veseth; Tore Tjora (2020) Preferring to be social on social media rather than face-to-face is not deviant. It’s the new normal. I: sciencenorway.no.