Øystein Vedaa

Researcher

Department of Psychosocial Science

E-mailoystein.vedaa@uib.no
Visitor Address
Christies gate 12

5015 Bergen
Postal Address
Postboks 7807

5020 Bergen

Publications

Academic article

Show author(s) (2023). Vaksineusikkerhet blant innvandrere under covid-19-pandemien – en kvalitativ studie. Tidsskrift for Den norske legeforening.
Show author(s) (2023). The Five-Factor Model`s Personality Traits and Social and Emotional Loneliness: Two Large-Scale Studies among Norwegian Students. Personality and Individual Differences.

Show author(s) (2022). Visiting crowded places during the COVID-19 pandemic. A panel study among adult Norwegians. Frontiers in Public Health. 17 pages.
Show author(s) (2022). Using network intervention analysis to explore associations between participant expectations of and difficulties with cognitive behavioural therapy for insomnia and clinical outcome: A proof of principle study. Journal of Psychiatric Research. 73-83.
Show author(s) (2022). The effects of digital CBT-I on work productivity and activity levels and the mediational role of insomnia symptoms: Data from a randomized controlled trial with 6-month follow-up. Behaviour Research and Therapy. 1-7.
Show author(s) (2022). Sleep and work functioning in nurses undertaking inpatient shifts in a blue-depleted light environment. BMC Nursing. 1-10.
Show author(s) (2022). Lowering COVID-19 vaccine hesitancy among immigrants in Norway: Opinions and suggestions by immigrants. Frontiers in Public Health. 10 pages.
Show author(s) (2022). Health-promoting work schedules: protocol for a large-scale cluster randomised controlled trial on the effects of a work schedule without quick returns on sickness absence among healthcare workers. BMJ Open. 1-10.
Show author(s) (2022). Flattening the quality of life curve? A prospective person-centred study from Norway amid COVID-19. Quality of Life Research. 2295-2305.
Show author(s) (2022). Digital cognitive behaviour therapy for insomnia (dCBT-I): Chronotype moderation on intervention outcomes. Journal of Sleep Research. 10 pages.
Show author(s) (2022). Circadian preference in young adults: Associations with sleep and mental health outcomes from a national survey of Norwegian university students. Chronobiology International. 1465-1474.
Show author(s) (2022). Changes in the Work Schedule of Nurses Related to the COVID-19 Pandemic and Its Relationship with Sleep and Turnover Intention. International Journal of Environmental Research and Public Health. 12 pages.

Show author(s) (2021). The effect of sleep-wake intraindividual variability in digital cognitive behavioral therapy for insomnia: a mediation analysis of a large-scale RCT. Sleep. 1-10.
Show author(s) (2021). Study protocol: the Norwegian Triple-S Cohort Study - establishing a longitudinal health survey of children and adolescents with experiences of maltreatment. BMC Public Health. 1-10.
Show author(s) (2021). Stability and Change of the Personality Traits Languidity and Flexibility in a Sample of Nurses: A 7–8 Years Follow-Up Study. Frontiers in Psychology. 9 pages.
Show author(s) (2021). Sleep patterns among Norwegian nurses between the first and second wave of the COVID-19 pandemic. BMC Nursing. 7 pages.
Show author(s) (2021). Mode of delivery of Cognitive Behavioral Therapy for Insomnia: a randomized controlled non-inferiority trial of digital and face-to-face therapy. Sleep. 1-12.
Show author(s) (2021). Locked and lonely? A longitudinal assessment of loneliness before and during the COVID-19 pandemic in Norway. Scandinavian Journal of Public Health. 766-773.
Show author(s) (2021). Intraindividual variability in sleep among people with insomnia and its relationship with sleep, health and lifestyle factors: an exploratory study. Sleep Medicine. 132-140.
Show author(s) (2021). How the Norwegian population was affected by non-pharmaceutical interventions during the first six weeks of the COVID-19 lockdown. Scandinavian Journal of Public Health. 1-8.
Show author(s) (2021). Digital cognitive-behavioural therapy for insomnia compared with digital patient education about insomnia in individuals referred to secondary mental health services in Norway: Protocol for a multicentre randomised controlled trial. BMJ Open. 1-10.
Show author(s) (2021). Covid-fatigued? A longitudinal study of Norwegian older adults’ psychosocial well-being before and during early and later stages of the COVID-19 pandemic. European Journal of Ageing. 1-11.
Show author(s) (2021). Changes in work schedule affect the prevalence of shift work disorder among Norwegian nurses–a two year follow-up study. Chronobiology International. 924-932.

Show author(s) (2020). Trajectories of sleep problems from adolescence to adulthood. Linking two population-based studies from Norway. Sleep Medicine. 411-417.
Show author(s) (2020). Tinder use and romantic relationship formations: A large-scale longitudinal study. Frontiers in Psychology. 10 pages.
Show author(s) (2020). The association between shift work and immunological biomarkers in nurses. Frontiers in Public Health. 1-9.
Show author(s) (2020). The Norwegian remote intervention program for problem gambling: Short- and long-term outcomes. Nordic Studies on Alcohol and Drugs (NAD). 365-383.
Show author(s) (2020). The Effect of Reducing Insomnia Severity on Work- and Activity-Related Impairment. Behavioral Sleep Medicine. 11 pages.
Show author(s) (2020). Sleep in the land of the midnight sun and polar night: The Tromsø study. Chronobiology International. 1-10.
Show author(s) (2020). Short sleep duration and high exposure to quick returns are associated with impaired everyday memory in shift workers. Nursing Outlook. 1-9.
Show author(s) (2020). General and alcohol-related social media use and mental health: A large-sample longitudinal study. International Journal of Mental Health and Addiction. 12 pages.
Show author(s) (2020). Effects of digital cognitive behavioural therapy for insomnia on insomnia severity: a large-scale randomised controlled trial. The Lancet Digital Health. E397-E406.
Show author(s) (2020). Demographical, personality, alcohol use, and mental health characteristics associated with different alcoholic beverage preferences among students. Cogent Psychology. 1-20.

Show author(s) (2019). Working hour characteristics and schedules among nurses in three Nordic countries – a comparative study using payroll data. BMC Nursing. 1-10.
Show author(s) (2019). The associations between low-level gaming, high-level gaming and problematic alcohol use. Addictive Behaviors Reports. 9 pages.
Show author(s) (2019). Short rest between shifts (quick returns) and night work is associated with work-related accidents. International Archives of Occupational and Environmental Health. 829-835.
Show author(s) (2019). Short and long-term effects of unguided internet-based cognitive behavioral therapy for chronic insomnia in morning and evening persons: a post-hoc analysis. Chronobiology International. 1384-1389.
Show author(s) (2019). Patients with delayed sleep-wake phase disorder show poorer executive functions compared to good sleepers. Sleep Medicine. 244-249.
Show author(s) (2019). Long-Term Effects of an Unguided Online Cognitive Behavioral Therapy for Chronic Insomnia. Journal of Clinical Sleep Medicine (JCSM). 101-110.
Show author(s) (2019). Insomnia, sleep duration and academic performance: A national survey of Norwegian college and university students. Sleep Medicine: X. 1-8.
Show author(s) (2019). Habitual sleep, social jetlag, and reaction time in youths with delayed sleep–wake phase disorder. A case–control study. Frontiers in Psychology. 1-10.
Show author(s) (2019). Demographics, personality and substance-use characteristics associated with forming romantic relationships. Evolutionary Psychological Science. 13 pages.

Show author(s) (2018). Who is watching user-generated alcohol posts on social media? Addictive Behaviours. 131-137.
Show author(s) (2018). Sleep patterns and insomnia in young adults: a national survey of Norwegian university students. Journal of Sleep Research. 10 pages.
Show author(s) (2018). Overcoming insomnia: Protocol for a large-scale randomised controlled trial of online cognitive behaviour therapy for insomnia compared with online patient education about sleep. BMJ Open. 1-11.
Show author(s) (2018). Long working hours are inversely related to sick leave in the following 3 months: a 4-year registry study. International Archives of Occupational and Environmental Health. 10 pages.
Show author(s) (2018). Internet-delivered cognitive-behavioral therapy for insomnia and comorbid symptoms. Internet Interventions. 11-15.
Show author(s) (2018). "Freshman's week": Characteristics associated with participation and experiencing adverse effects. Substance Abuse Treatment, Prevention, and Policy. 10 pages.

Show author(s) (2017). The short-term efficacy of an unguided internet-based cognitive-behavioral therapy for insomnia: A randomized controlled trial with a six-month nonrandomized follow-up. Behavioral Sleep Medicine. 137-155.
Show author(s) (2017). Sleep difficulties and academic performance in Norwegian higher education students. British Journal of Educational Psychology. 722-737.
Show author(s) (2017). Sleep detriments associated with quick returns in rotating shift work: a diary study. Journal of Occupational and Environmental Medicine. 522-527.
Show author(s) (2017). Sharing of alcohol-related content on social networking sites: Frequency, content, and correlates. Journal of Studies on Alcohol and Drugs. 608-616.
Show author(s) (2017). Recurrent cannabis use among Norwegian students: Prevalence, characteristics, and polysubstance use. Nordic Studies on Alcohol and Drugs (NAD). 497-510.
Show author(s) (2017). Disclosure and exposure of alcohol on social media and later alcohol use: A large-scale longitudinal study. Frontiers in Psychology. 1-11.
Show author(s) (2017). Alcohol use among business students: Demographic, personality, and social correlates of increased consumption. Scandinavian Journal of Educational Research. 900-910.
Show author(s) (2017). Alcohol use among Norwegian students: Demographics, personality and psychological health correlates of drinking patterns. Nordic Studies on Alcohol and Drugs (NAD). 415-429.

Show author(s) (2016). Short rest between shift intervals increases the risk of sick leave: a prospective registry study. Occupational and Environmental Medicine. 496-501.
Show author(s) (2016). Prospective study of predictors and consequences of insomnia: Personality, lifestyle, mental health, and work-related stressors. Sleep Medicine. 51-58.

Show author(s) (2014). A randomized controlled trial with bright light and melatonin for delayed sleep phase disorder: Effects on subjective and objective sleep. Chronobiology International. 72-86.

Show author(s) (2013). The Personality Profile of Young Adults With Delayed Sleep Phase Disorder. Behavioral Sleep Medicine. 12 pages.
Show author(s) (2013). Objective measures of sleep and dim light melatonin onset in adolescents and young adults with delayed sleep phase disorder compared to healthy controls. Journal of Sleep Research. 365-372.
Show author(s) (2013). Longitudinal predictors of changes in the morningness-eveningness personality among Norwegian nurses. Personality and Individual Differences. 152-156.
Show author(s) (2013). A randomized controlled trial with bright light and melatonin for the treatment of delayed sleep phase disorder: effects on subjective and objective sleepiness and cognitive function. Journal of Biological Rhythms. 306-321.

Show author(s) (2012). School start time, sleepiness and functioning in Norwegian adolescents. Scandinavian Journal of Educational Research. 55-67.

Report

Show author(s) (2022). Opplevd tiltaksbyrde under koronapandemien: Resultater fra fire fylker desember 2021. .

Show author(s) (2021). Folkehelserapportens temautgave 2021. Folkehelsen etter covid-19. Pandemiens konsekvenser for ulike grupper i befolkningen. .

Show author(s) (2020). Fylkeshelseundersøkelsen i Nordland: Fremgangsmåte og utvalgte resultater. .
Show author(s) (2020). Folkehelseundersøkelsen i Rogaland 2020: Fremgangsmåte og utvalgte resultater. .
Show author(s) (2020). Folkehelseundersøkelsen i Agder: Fremgangsmåte og utvalgte resultater. .

Show author(s) (2019). Folkehelseundersøkelsen i Troms og Finnmark: Fremgangsmåte og utvalgte resultater. .

Show author(s) (2015). Co-ordination of research on working hours and health in the Nordic countries. .

Academic lecture

Show author(s) (2022). Flattening the Quality of Life Curve: A Person-Centered Study from Norway amid Covid-19. .

Show author(s) (2018). The association between gaming and hazardous alcohol use.

Show author(s) (2016). Chronic insomnia in morningness and eveningness individuals, and short and long term effects of online cognitive behavioural therapy .

Editorial

Show author(s) (2013). The Future of Insomnia Treatment-the Challenge of Implementation. Sleep. 303-304.

Reader opinion piece

Show author(s) (2016). Få hjelp - bidra til viktig forskning. Namdalsavisa. 1 pages.

Short communication

Show author(s) (2020). A longitudinal study on the association between quick returns and occupational accidents. Scandinavian Journal of Work, Environment and Health. 645-649.