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Articles 2023

Scientific publications 2023

  1. Berezin L, Waseem R, Merikanto I, Benedict C, Holzinger B, De Gennaro L, Wing YK, Bjorvatn B, Korman M, Morin CM, Espie CA, Landtblom A-M, Penzel T, Matsui K, Hrubos-Strøm H, Mota-Rolim S, Nadorff MR, Plazzi G, Reis C, Chan RNY, Cunha AS, Yordanova J, Koscec Bjelajac A, Inoue Y, Dauvilliers Y, Partinen M, Chung F. Habitual short sleepers with pre-existing medical conditions are at higher risk of Long COVID. Journal of Clinical Sleep Medicine in press. doi: 10.5664/jcsm.10818. PMID: 37858285
  2. Bjorvatn B, Merikanto I, Reis C, Korman M, Koscec Bjelajac A, Holzinger B, De Gennaro L, Wing YK, Morin CM, Espie CA, Benedict C, Landtblom A-M, Matsui K, Hrubos-Strøm H, Mota-Rolim S, Nadorff MR, Plazzi G, Chan RNY, Partinen M, Dauvilliers Y, Chung F, Forthun I. Shift workers are at increased risk of severe COVID-19 compared with day workers: Results from the International COVID Sleep Study (ICOSS) of 7141 workers. Chronobiology International 2023; 40; 114-122. PMID: 36412198
  3. Bjorvatn B, Rørtveit G, Rebnord I, Waage S, Emberland KE, Forthun I. Self-reported short and long sleep duration, sleep debt and insomnia are associated with several types of infections: Results from the Norwegian practice-based research network in General Practice – PraksisNett. Sleep Medicine X 2023; 5: 100074. PMID: 37223609 
  4. Bjorvatn B, Waage S, Pallesen S, Buysse DJ, Saxvig IW. The association between different sleep health dimensions and sex, age, education, circadian preference, and chronic insomnia: A representative population-based study. Sleep Advances 2023; 4(1): zpad041. doi: 10.1093/sleepadvances/zpad041.  PMID: 37954092
  5. Bjorvatn B, Waage S, Saxvig IW. Do people use methods or tricks to fall asleep? A comparison between people with and without chronic insomnia. Journal of Sleep Research 2023; 32: e13763. doi: 10.1111/jsr.13763. PMID: 36316962
  6. Chen S-J, Morin CM, Ivers H, Wing YK, Partinen M, Merikanto I, Holzinger B, Espie C, De Gennaro L, Dauvilliers Y, Chung F, Yordanova J, Vidović D, Reis C, Plazzi G, Penzel T, Nadorff M, Matsui K, Mota-Rolim S, Leger D, Landtblom A-M, Korman M, Inoue Y, Hrubos-Strøm H, Chan NY, Koscec Bjelajac A, Benedict C, Bjorvatn B. The association of insomnia with long COVID: An international collaborative study (ICOSS-II). Sleep Medicine 2023; 112: 216-222. doi: 10.1016/j.sleep.2023.09.034. PMID: 37922783
  7. Ernstsen L, Zotcheva E, Sui X, Engstrøm M, Martinez-Velilla, Bjerkeset O, Bjorvatn B, Havnen A. Association between cardiorespiratory fitness and incident purchase of hypnotic drugs in adults. The HUNT study. Mayo Clinic Proceedings 2023; 98: 229-238. PMID: 36244824. NIVÅ 2.
  8. Evanger LN, Bjorvatn B, Pallesen S, Hysing M, Sivertsen B, Saxvig IW. Later school start time is associated with longer school day sleep duration and less social jetlag among Norwegian high school students. Results from a large-scale, cross-sectional study. Journal of Sleep Research 2023; 32(4): e13840. PMID: 36864696
  9. Faaland, P., Vedaa, Ø., Langsrud, K., Sivertsen, B., Lydersen, S., Saksvik, S. B., ... & Kallestad, H. (2023). Dysfunctional beliefs and attitudes about sleep (DBAS) mediate outcomes in dCBT-I on psychological distress, fatigue, and insomnia severity. Sleep Medicine, 110, 1-6.
  10. Forthun I, Eliassen KER, Emberland KE, Bjorvatn B. The association between self-reported sleep problems, infection, and antibiotic use in patients in general practice. Frontiers in Psychiatry 2023; 14: 1033034. doi: 10.3389/fpsyt.2023.1033034. PMID: 36937728. 
  11. Forthun I, Rørtveit G, Fossum GH, Jørgensen P, Halvorsen PA, Nilsen S, Straand J, Bellika JG, Bjorvatn B. Søvnforstyrrelser og forskrivning av hypnotika i allmennpraksis – en PraksisNett-studie. SØVN 2023; 15(1): 11-15.
  12. Hafstad, S.M., Bauer, J., Harris, A., Pallesen, S. The prevalence of orthorexia in exercising populations.  A systematic review and meta-analysis. Journal of Eating Disorders, accepted January 2023
  13. Hiestand S, Forthun I, Waage S, Pallesen S, Bjorvatn B. Associations between excessive fatigue and pain, sleep, mental-health and work factors in Norwegian nurses. PLOS One 2023; 18(4): e0282734. doi: 10.1371/journal.pone.0282734. eCollection 2023. PMID: 37014834
  14. Hrozanova M, Meisingset I, Kallestad H, Pallesen S, Nordstoga AL, Skarpsno ES. Group-delivered cognitive behavioural therapy versus waiting list in the treatment of insomnia in primary care: study protocol for a pragmatic, multicentre randomized controlled trial. BCM Primary Care 2023; 24: article no. 61. PMID: 36864376.
  15. Liu Y, Partinen E, Chan NY, Dauvilliers Y, Inoue Y, De Gennaro L, Plazzi G, Bolstad CJ, Nadorff MR, Merikanto I, Bjorvatn B, Han F, Cunha AS, Mota-Rolim S, Leger D, Matsui K, Benedict C, Espie CA, Chung F, Morin CM, Cedernaes J, Sieminski M, Penzel T, Holzinger B, Partinen M, Wing YK. Dream-enactment behaviors during the COVID-19 pandemic: An international COVID-19 Sleep Study. Journal of Sleep Research 2023; 32: e13613. PMID: 3547425
  16. Matsui K, Chung F, Koscec Bjelajac A, Merikanto I, Korman M, Mota-Rolim S, Cunha AS, Bjorvatn B, Xue P, Benedict C, Morin CM, Espie CA, Landtblom A-M, Penzel T, De Gennaro L, Holzinger B, Hrubos-Strøm H, Leger D, Bolstad CJ, Nadorff MR, Plazzi G, Reis C, Chan NY, Wing YK, Yordanova J, Dauvilliers Y, Partinen M, Inoue Y. Associations between changes in habitual sleep duration and lower self-rated health among COVID-19 survivors: Findings from a survey across 16 countries/regions. BMC Public Health 2023; 23(1): 2352. doi: 10.1186/s12889-023-17258-3. PMID: 38017498
  17. Merikanto I, Dauvilliers Y, Chung F, Wing YK, De Gennaro L, Holzinger B, Bjorvatn B, Morin CM, Penzel T, Benedict C, Bjelajac A, Chan NY, Espie CA, Hrubos-Strøm H, Inoue Y, Korman M, Landtblom A-M, Leger D, Matsui K, Mota-Rolim S, Nadorff MR, Plazzi G, Reis C, Yordanova J, Partinen M. Sleep symptoms are essential features of long-COVID – Comparing healthy controls to COVID-19 cases of different severity in the International COVID Sleep study (ICOSS-II). Journal of Sleep Research 2023; 32: e13754. PMID: 3620803
  18. Morin CM, Bei B, Bjorvatn B, Poyares P, Spiegelhalder K, Wing YK, on behalf of the Governing Council of the World Sleep Society. World Sleep Society International Sleep Medicine Guidelines Position Statement: Endorsement of “Behavioral and Psychological Treatments for Chronic Insomnia Disorder in Adults: An American Academy of Sleep Medicine Clinical Practice Guidelines”. Sleep Medicine 2023; 109: 164-169. PMID: 37454606
  19. Ramfjord, L. S., Faaland, P., Scott, J., Saksvik, S. B., Lydersen, S., Vedaa, Ø., ... & Kallestad, H. (2023). Digital cognitive behaviour therapy for insomnia in individuals with self‐reported insomnia and chronic fatigue: A secondary analysis of a large scale randomized controlled trial. Journal of Sleep Research, e13888.
  20. Riemann D, Espie CA, Altena E, Arnardottir ES, Baglioni C, Bassetti C, Bastien C, Berzina N, Bjorvatn B, Dikeos D, Groselj LD, Ellis JG, Garcia-Borreguero D, Geoffroy PA, Gjerstad M, Gonçalves M, Hertenstein E, Hoedlmoser K, Hion T, Holzinger B, Janku K, Jansson-Fröjmark M, Järnefelt H, Jernelöv S, Jennum PJ, Khachatryan S, Krone L, Kyle S, Lancee J, Leger D, Lupusor A, Marques DR, Nissen C, Palagini L, Paunio T, Perogamvros L, Pevernagie D, Schabus M, Shochat T, Szentkiralyi A, van Someren E, van Straten A, Wichniak A, Spiegelhalder K. The European insomnia guideline: an update on the diagnosis and treatment of insomnia 2023. Journal of Sleep Research 2023; 32(6): e14035. DOI: 10.1111/jsr.14035. PMID: 38016484
  21. Sarkanen T, Partinen M, Bjorvatn B, Merikanto I, Benedict C, Nadorff M, Bolstad CJ, Espie C, Matsui K, Chung F, Morin CM, Wing YK, Penzel T, Macêdo T, Mota-Rolim S, Holzinger B, Plazzi G, De Gennaro L, Landtblom A-M, Inoue Y, Sieminski M, Leger D, Dauvilliers Y. Association between hypersomnolence and the COVID-19 pandemic: The International COVID-19 Sleep Study (ICOSS). Sleep Medicine 2023; 107: 108-115. PMID: 37156053
  22. Saxvig IW, Bjorvatn B, Waage S. Habitual sleep patterns and chronic sleep problems in relation to sex, age, and circadian preference in a population-based sample of Norwegian adults. Clocks & Sleep 2023; 5: 21-33. PMID: 36648942
  23. Schønning, V., Hysing, M., Dovran, A., Nilsen, S. A., Hafstad, G. S., Vedaa, Ø., & Sivertsen, B. (2023). Sleep and childhood maltreatment: A matched‐control study of sleep characteristics in Norwegian 16–19‐year‐olds. Scandinavian journal of psychology.
  24. Scrapelli S, De Santis A, Alfonsi V, Gorgoni M, Morin CM, Espie CA, Merikanto I, Chung F, Penzel T, Bjorvatn B, Dauvilliers Y, Holzinger B, Wing YK, Partinen M, Plazzi G, De Gennaro L. The role of sleep and dreams in long-COVID. Journal of Sleep Research 2023; 32(3): e13789. doi.org/10.1111/jsr.13789. PMID: 36398720
  25. Sigbjørnsen I, Ellingsen K, Bjorvatn B. Kunnskap om søvn. En studie av leger og medisinstudenters kunnskapsnivå om søvnmedisin ved bruk av Bergen Sleep Knowledge Questionnaire. SØVN 2023; 15(2): 11-19. 
  26. Torsvik S, Bjorvatn B, Eliassen KE, Forthun I. Prevalence of insomnia and hypnotic use in Norwegian patients visiting their general practitioner. Family Practice 2023; 40: 352-359. PMID: 36124938. NIVÅ 2. 
  27. Vietheer A, Kiserud T, Ebbing C, Rajkumar H, Ariansen Haaland Ø, Lie RT, Romero R, Kessler J. Maternal physical activity affects yolk sac size and growth in early pregnancy, but girls and boys use different strategies. Sci Rep. 2023 Nov 20;13(1):20246. doi: 10.1038/s41598-023-47536-4. PMID: 37985885; PMCID: PMC10661167.
  28. Xue P, Merikanto I, Chung F, Morin CM, Espie CA, Bjorvatn B, Cedernaes J, Landtblom A-M, Penzel T, De Gennaro L, Holzinger B, Matsui K, Hrubos-Strøm H, Korman M, Leger D, Mota-Rolim S, Bolstad CJ, Nadorff M, Plazzi G, Reis C, Chan RNY, Wing YK, Yordanova J, Koscec Bjelajac A, Inoue Y, Partinen P, Dauvilliers Y, Benedict C. Persistent short nighttime sleep duration is associated with a greater post-COVID risk in fully mRNA-vaccinated individuals. Translational Psychiatry 2023; 13: 32. PMID: 36726008
  29. Aakre JA, Schultz J, Ballard C, Corbett A, Bjorvatn B, Aarsland D, Creese B, Hampshire A, Brooker H, Testad I. Self-reported sleep fragmentation and sleep duration and their association with cognitive function in PROTECT, a large digital community-based cohort of people over 50. International Journal of Geriatric Psychiatry 2023; e6022. doi: 10.1002/gps.6022. PMID: 37929864
  30. Aarø, L. E., Ohm, E., Skogen, J. C., Nilsen, T., Knapstad, M., Vedaa, Ø., ... & Klepp, K. I. (2023). A cross-sectional study of the relationship between injuries and quality of life, psychological distress, sleeping problems, and global subjective health in adults from three Norwegian counties. Health and quality of life outcomes, 21(1), 120.
     

Other publications 2023

  1. Bjorvatn B. Melatoninbehandling av søvnproblemer. Revidert tekst på www.sovno.no, 2023.
  2. Bjorvatn B. Behandling av forsinket søvnfase. Revidert hefte (12 sider) utgitt av Nasjonalt senter for søvnmedisin (SOVno). 2023. 
  3. Bjorvatn B. Søvnproblemer – hvordan skal de behandles. Revidert hefte (16 sider) utgitt av Nasjonalt senter for søvnmedisin (SOVno). 2023.
  4. Bjorvatn B. Søvn og søvnproblemer. Revidert hefte (16 sider) utgitt av Nasjonalt senter for søvnmedisin (SOVno). 2023. 
  5. Bjorvatn B. Nasjonal søvnkonferanse 14.-15. september, 2023. SØVN 2023; 15(2): 4-5. 
  6. Bjorvatn B, Evanger LN, Saxvig IW, Pallesen S. Kunnskapsministeren mangler kunnskap om ungdomssøvn. Aftenposten 11.6.23. Kunnskapsministeren mangler kunnskap om ungdomssøvn (aftenposten.no)
  7. Bjorvatn B, Kallestad H, Langsrud K, Vedaa Ø, Pallesen S, Waage S, Wilhelmsen-Langeland A, Saxvig IW, Abeler K. Nasjonal anbefaling for utredning og behandling av døgnrytmelidelser. SØVN 2023; 15(1): 32-50.
  8. Bjorvatn B, Waage S, Djupedal ILR, Blytt KM, Harris A, Vedaa O, Pallesen S. Hva sier vitenskapen om sykepleieres helse? Her er en oppsummering (sykepleien.no) Sykepleien 2023;111(93350):e-93350.
  9. Dale TAH, Brekke F, Pallesen S. Who has nightmares? An investigation into the relationship between personality and nightmares. Dreaming 2023; 33: 32-44.
  10. Hjelde-Hansen B, Bjorvatn B. Lytt til pasientene, Kjerkhol! Dagens Medisin, publisert 17.1.23. Lytt til pasientene, Kjerkhol! - Debatt og kronikk - Dagens Medisin
  11. Pandi-Perumal SR, van de Put W, Maercker A, Hobfoll SE, Kumar VM, Barbui C, Mahalaksmi AM, Chidambaram SB, Lundmark PO, Khai TS, Atwoli L, Poberezhets V, Kumar RR, Madoro D, Agudelo HAM, Hoole SRH, Teixeira-Santos L, Pereira P, Saravanan KM, Vrdoljak A, Meira e Cruz M, Ramasubramanian C, Tay AK, Grønli J, Sijbrandij M, Sivasubramaniam S, Narasimhan M, Mbong EN, Jansson-Fröjmark M, Bjorvatn B, de Jong JTVM, Braakman MH, Eisenbruch M, Acuña-Castroviejo D, ven der Velden K, Brown GM, Partinen M, McFarlane AC, Berk M. Harbingers of hope: Scientists and the pursuit of world peace. Clinical Psychology in Europe 2023 doi.org/10.23668/psycharchives.13568.
  12. Saxvig IW, Waage S, Bjorvatn B. La oss fortelle deg om “mirakelkuren”. Bergens Tidende 2023; 7.3.23: 52-53. 
  13. Waage S. Redaktørens hjørne. SØVN 2023; 15(1).
  14. Waage S. Redaktørens hjørne. Tidsskriftet SØVN 2023; 15(2).

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News articles and popular science publications, including podcasts about sleep.

Articles 2022

Scientific publications 2022

  1. Baumann A, Mentzoni RA, Erevik E, Pallesen S. A qualitative study on Norwegian esports students' sleep, nutritional and physical activity habits and the link to health and performance. International Journal of Esports 2022; 1: Retrieved from https://www.ijesports.org/article/88/html.  
  2. Bjorvatn B, Merikanto I, Reis C, Korman M, Koscec Bjelajac A, Holzinger B, De Gennaro L, Wing YK, Morin CM, Espie CA, Benedict C, Landtblom A-M, Matsui K, Hrubos-Strøm H, Mota-Rolim S, Nadorff MR, Plazzi G, Chan RNY, Partinen M, Dauvilliers Y, Chung F, Forthun I. Shift workers are at increased risk of severe COVID-19 compared with day workers: Results from the International COVID Sleep Study (ICOSS) of 7141 workers. Chronobiology International 2022; online ahead of print. PMID: 36412198
  3. Bjorvatn B, Waage S, Saxvig IW. Do people use methods or tricks to fall asleep? A comparison between people with and without chronic insomnia. Journal of Sleep Research 2022 online ahead of print. PMID: 36316962
  4. Blytt, Kjersti Marie; Pallesen, Ståle; Waage, Siri; Bjorvatn, Bjørn. The effects of bright light treatment on sleepiness during three consecutive night shifts among hospital nurses with insomnia – secondary analyses: A counter-balanced placebo-controlled crossover study. 26th Congress of the European Sleep Research Society; 2022-09-27 - 2022-09-30
  5. Blytt KM, Bjorvatn B, Moen BE, Pallesen S, Harris A, Waage S. The association between shift work disorder and turnover intention among nurses. BMC Nursing 2022; 21: 143. PMID: 35668393.
  6. Bredeli E, Vestertgaard CL, Sivertsen B, Kallestad H, Øverland S, Ritterband LM, Glozier N, Pallesen S, Scott J, Langsrud K, Vedaa Ø. Intraindividual variability in sleep among people with insomnia and its relationship with sleep, health and lifestyle factors: an exploratory study. Sleep Medicine 2022; 88: 132-140. 
  7. Danielsen YS, Skjåkødegård HF, Bjorvatn B, Juliussen PB, Pallesen S. Polysomnographic comparison of sleep in children with obesity and normal weight without suspected sleep related breathing disoder. Clinical Obesity 2022; 12(1); e12493. PMID: 34781415.
  8. Djupedal ILR, Pallesen S, Harris A, Waage S, Bjorvatn B, Vedaa Ø. 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 2022; 19: 8682. PMID: 35886534
  9. Dyrberg H, Bjorvatn B, Larsen ER. Cognitive behavioural therapy for chronic insomnia in outpatients with major depression – a randomized controlled trial. Journal of Clinical Medicine 2022; 11: 5845. PMID: 36233712
  10. Elder, G. J., & Flo-Groeneboom, E. (2022). How can light be used to optimize sleep and health in older adults?. Progress in brain research, 273(1), 331–355. https://doi.org/10.1016/bs.pbr.2022.04.002
  11. Ernstsen L, Zotcheva E, Sui X, Engstrøm M, Martinez-Velilla, Bjerkeset O, Bjorvatn B, Havnen A. Association between cardiorespiratory fitness and incident purchase of hypnotic drugs in adults. The HUNT study. Mayo Clinic Proceedings 2022; Oct 13:S0025-6196(22)00508-0. Online ahead of print. PMID: 36244824. NIVÅ 2. 
  12. Faaland, P., Vedaa, Ø., Langsrud, K., Sivertsen, B., Lydersen, S., Vestergaard, C. L., ... & Kallestad, H. (2022). Digital cognitive behaviour therapy for insomnia (dCBT‐I): Chronotype moderation on intervention outcomes. Journal of Sleep Research, e13572.
  13. Flaa TA, Bjorvatn B, Pallesen S, Zakariassen E, Harris A, Gatterbauer-Trischler P, Waage S. Sleep and sleepiness measured by diaries and actigraphy among Norwegian and Austrian helicopter emergency medical service (HEMS) pilots. International Journal of Environmental Research and Public Health 2022; 19: 4311. PMID: 35409992
  14. Forthun I, Waage S, Pallesen S, Moen BE, Bjorvatn B. Sleep medication and melatonin use among Norwegian nurses – a cross-sectional study. Nursing Open 2022; 9: 233-244. PMID: 34534412
  15. Forthun I, Waage S, Pallesen S, Moen BE, Bjorvatn B. A shift to something better? A longitudinal study of work time schedule and prescribed sleep medication use in nurses. Occupational and Environmental Medicine 2022; 79: 752-757. PMID: 35725298
  16. Frøjd, L. A., Papageorgiou, C., Munkhaugen, J., Moum, T., Sverre, E., Nordhus, I. H., & Dammen, T. (2022). Worry and rumination predict insomnia in patients with coronary heart disease: a cross-sectional study with long-term follow-up. Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine, 18(3), 779–787. https://doi.org/10.5664/jcsm.9712
  17. Gjerde K, Lehmann S, Bjorvatn B, Berge M, Thuen F, Berge T, Johansson A. Partner perceptions are associated with objective sensor-measured adherence to oral appliance therapy in obstructive sleep apnea. Journal of Sleep Research 2022; 31; e13462. PMID: 34490690.
  18. Gundersen, H., Harris, A., Grendstad, H., Kristoffersen, M., Guttormsen, A., Dalen, T., Rygh, C.B. Performance in youth track and field is associated with birth quartile - A register-based study among athletes in Norway from 10 years to senior level. PLOS ONE August 2022.
  19. Hansen, T., Sevenius Nilsen, T., Knapstad, M., Skirbekk, V., Skogen, J., Vedaa, Ø., & Nes, R. B. (2022). 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, 19(3), 463-473.
  20. Holzinger B, Nierwetberg F, Chung F, Bolstad CJ, Bjorvatn B, Chan NY, Dauvilliers Y, Espie CA, Han F, Inoue Y, Leger D, Macêdo T, Matsui K, Merikanto I, Morin CM, Mota-Rolim SA, Partinen M, Plazzi G, Penzel T, Sieminski M, Wing YK, Scrapelli S, Nadorff MR, De Gennaro L. Has the COVID-19 pandemic traumatized us collectively? The impact of the COVID-19 pandemic on mental health and sleep factors via traumatization: A multinatuional Survey. Nature and Science of Sleep 2022; 14: 1469-1483. PMID: 36052103
  21. Jonassen TM, Bjorvatn B, Saxvig IW, Eagan TML, Lehmann S. Clinical information predicting severe obstructive sleep apnea: A cross-sectional study of patients waiting for sleep diagnostics. Respiratory Medicine 2022; 197: 106860. PMID: 35490509
  22. Kjørstad K, Faaland PM, Sivertsen B, Kallestad H, Langsrud K, Vethe D, Vestergaard CL, Harris A, Pallesen S, Scott H, Vedaa Ø. Sleep and work functioning in nurses undertaking inpatient shifts in a blue-depleted light environment. BMC Nursing 2022; 21: article no. 187. PMID: 35850690.
  23. Kjørstad, K., Sivertsen, B., Vedaa, Ø., Langsrud, K., Vethe, D., Faaland, P. M., ... & Kallestad, H. (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, 153, 104083.
  24. Kjørstad K, Vedaa Ø, Pallesen S, Saxvig IW, Hysing M, Sivertsen B. Circadian preference in young adults: Associations with sleep and mental health outcomes from a national survey of Norwegian university students. Chronobiology International 2022; 39: 1465-1474. PMID: 36259436.
  25. Kolberg E, Pallesen S, Hjetland GJ, Nordhus I H, Thun E, Flo-Groeneboom E. Insufficient melanopic equivalent daylight illuminance in nursing home dementia units across seasons and gaze directions. Lighting Research & Technology 2022; 54: 163-177.
  26. Kour, P., Gele, A., Aambø, A., Qureshi, S. A., Sheikh, N. S., Vedaa, Ø., & Indseth, T. (2022). Lowering COVID-19 vaccine hesitancy among immigrants in Norway: Opinions and suggestions by immigrants. Frontiers in public health, 10.
  27. Kristoffersen ES, Bjorvatn B, Halvorsen PA, Nilsen S, Fossum GH, Fors EA, Jørgensen P, Øxnevad-Gundersen B, Gjelstad S, Bellika JG, Straand J, Rørtveit G. The Norwegian PraksisNett: A nationwide practice-based research network with a novel IT infrastructure. Scandinavian Journal of Primary Health Care 2022; 40: 217-226. PMID: 35549798
  28. Kvale G, Wilhelmsen-Langeland A, Jürgensen M, Hystad SW, Öst LG, Søfteland E, Børtveit T. Concentrated transdiagnostic and cross-disciplinary group treatment for patients with depression and with anxiety: a pilot study. BMC Psychiatry. 2022 Sep 5;22(1):587. doi: 10.1186/s12888-022-04229-y. PMID: 36058925; PMCID: PMC9441319.
  29. Leino, T, Aarø, LE, Knapstad, M, Skogen, JC, Vedaa, Ø. Opplevd tiltaksbyrde under koronapandemien: Resultater fra fire fylker desember 2021. Bergen: Folkehelseinstituttet, 2022.
  30. Liset R, Grønli J, Henriksen RE, Henriksen TEG, Nilsen RM, Pallesen S. A randomized controlled trial on the effect of blue-blocking glasses compared to partial blue-blockers on melatonin profile among nulliparous women in third trimester of the pregnancy. Neurobiology of Sleep and Circadian Rhythms 2022; 12: article no. 10074.
  31. Liset R, Henriksen RE, Henriksen TEG, Nilsen RM, Grønli J, Pallesen S. A randomized controlled trial on the effects of blue-blocking glasses compared to partial blue-blockers on sleep outcomes in the third trimester of pregnancy. PLoS ONE 2022; 17: e0262799.  
  32. Liu Y, Partinen E, Chan NY, Dauvilliers Y, Inoue Y, De Gennaro L, Plazzi G, Bolstad CJ, Nadorff MR, Merikanto I, Bjorvatn B, Han F, Cunha AS, Mota-Rolim S, Leger D, Matsui K, Benedict C, Espie CA, Chung F, Morin CM, Cedernaes J, Sieminski M, Penzel T, Holzinger B, Partinen M, Wing YK. Dream-enactment behaviors during the COVID-19 pandemic: An international COVID-19 Sleep Study. Journal of Sleep Research 2022; in press. PMID: 35474255
  33. Madsø, K. G., Molde, H., Hynninen, K. M., & Nordhus, I. H. (2022). Observing Music Therapy in Dementia: Repeated Single-case Studies Assessing Well-being and Sociable Interaction. Clinical gerontologist, 45(4), 968–982. https://doi.org/10.1080/07317115.2021.1978121
  34. Marthinsen GN, Helseth S, Småstuen MC, Bjorvatn B, Bandlien SM, Fegran L. Sleep patterns and psychosocial health of parents of preterm and full-born infants: A prospective, comparative, longitudinal feasibility study. BMC Pregnancy and Childbirth 2022 22: 546. PMID: 35794538
  35. Merikanto I, Dauvilliers Y, Chung F, Wing YK, De Gennaro L, Holzinger B, Bjorvatn B, Morin CM, Penzel T, Benedict C, Bjelajac A, Chan NY, Espie CA, Hrubos-Strøm H, Inoue Y, Korman M, Landtblom A-M, Leger D, Matsui K, Mota-Rolim S, Nadorff MR, Plazzi G, Reis C, Yordanova J, Partinen M. Sleep symptoms are essential features of long-COVID – comparing healthy controls to COVID-19 cases of different severity in the International COVID Sleep study (ICOSS-II). Journal of Sleep Research 2022; e13754 online ahead of print. PMID: 36208038
  36. Merikanto I, Kortesoja L, Benedict C, Chung F, Cedernaes J, Espie CA, Morin CM, Dauvilliers Y, Partinen M, De Gennaro L, Wing YK, Chan NY, Inoue Y, Matsui K, Holzinger B, Plazzi G, Mota-Rolim SA, Leger D, Penzel T, Bjorvatn B. Evening-types show highest increase of sleep and mental health problems during the COVID-19 pandemic – multinational study on 19,267 adults. SLEEP 2022; 45(2): zsab216. PMID: 34432058.
  37. Mjelle KES, Lehmann S, Saxvig IW, Gulati S, Bjorvatn B. Association of excessive sleepiness, pathological fatigue, depression and anxiety with different severity levels of obstructive sleep apnea. Frontiers in Psychology 2022; 13: 839408. PMID: 35432136
  38. Mæland, S., Bjørknes, R., Lehmann, S., Sandal, G. M., Hazell, W., Rabben, Å. K., ... & Fadnes, L. T. (2022). 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, 50(1), 94-101.
  39. Nes, R. B., Yu, B., Hansen, T., Vedaa, Ø., Røysamb, E., & Nilsen, T. S. (2022). Flattening the quality of life curve? A prospective person-centred study from Norway amid COVID-19. Quality of Life Research, 1-11.
  40. Nielsen, M.B., Hetland, J., Harris, A., Notealers, H., Gjerstad, J., Einarsen, S. Is transformational leadership effective for all? The impact of follower leadership position on the effectiveness of transformational leadership. Frontiers in Psychology 2022. https://doi.org/10.3389/fpsyg.2022.970887
  41. Oen, V.D.  Svihus, J., Solberg, S.H.R., Harris, A., Eid, J. Navigating COVID-19: A qualitative study of Norwegian business leaders. Frontiers in Psychology, August, 2022. 13:937935. Doi: /10.3389/fpsyg.2022.937935
  42. Pedersen TT, Sunde E, Wisor J, Mrdalj J, Pallesen S, Grønli J. Sleep homeostasis and night work: A polysomnographic study of daytime sleep following three consecutive simulated night shifts. Nature and Science of Sleep 2022; 14: 243-254. 
  43. Saeed S, Romarheim A, Mancia G, Saxvig IW, Gulati S, Lehmann S, Bjorvatn B. Characteristics of hypertension and arterial stiffness in obstructive sleep apnea: A Scandinavian experience from a prospective study of 6408 normotensive and hypertensive patients. Journal of Clinical Hypertension 2022; 24: 385-394. PMID: 35156757
  44. Saeed S, Romarheim A, Solheim E, Bjorvatn B, Lehmann S. Cardiovascular remodeling in obstructive sleep apnea: focus on arterial stiffness, left ventricular geometry and atrial fibrillation. Expert Review of Cardiovascular Therapy 2022; 20: 6; 455-464. PMID: 35673889
  45. Saxvig, I. W., Bjorvatn, B., & Waage, S. (2023). Habitual Sleep Patterns and Chronic Sleep Problems in Relation to Sex, Age, and Circadian Preference in a Population-Based Sample of Norwegian Adults. Clocks & sleep, 5(1), 21–33. https://doi.org/10.3390/clockssleep5010003
  46. Saxvig IW, Pallesen S, Sivertsen B, Hysing M, Evanger LN, Bjorvatn B. Sleep during COVID-19 related school lockdown, a longitudinal study among high school students. Journal of Sleep Research 2022; 31: e13499. PMID: 34601775
  47. Scott, J., Vedaa, Ø., Sivertsen, B., Langsrud, K., & Kallestad, H. (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, 148, 73-83.
  48. Scrapelli S, De Santis A, Alfonsi V, Gorgoni M, Morin CM, Espie CA, Merikanto I, Chung F, Penzel T, Bjorvatn B, Dauvilliers Y, Holzinger B, Wing YK, Partinen M, Plazzi G, De Gennaro L. The role of sleep and dreams in long COVID. Journal of Sleep Research 2022 online ahead of print. PMID: 36398720
  49. Scrapelli S, Nadorff MR, Bjorvatn B, Chung F, Dauvilliers Y, Espie CA, Inoue Y, Matsui K, Merikanto I, Morin CM, Penzel T, Sieminski M, Fang H, Macêdo T, Mota-Rolim S, Leger D, Plazzi G, Chan NY, Partinen M, Bolstad CJ, Holzinger B, de Gennaro L. Nightmares in people with COVID-19: did coronavirus infect our dreams? Nature and Science of Sleep 2022; 14: 93-108. PMID: 35115852
  50. Sigurdardottir, F. D., Øverby, C. T., Nikkonen, S., Karhu, T., Dammen, T., Nordhus, I. H., Thorshov, T., Einvik, G., Kainulainen, S., Leppänen, T., Arnardottir, E. S., Töyräs, J., Omland, T., & Hrubos-Strøm, H. (2022). Novel oxygen desaturation parameters are associated with cardiac troponin I: Data from the Akershus Sleep Apnea Project. Journal of sleep research, 31(5), e13581. https://doi.org/10.1111/jsr.13581
  51. Skeie-Larsen M, Stave R, Grønli J, Bjorvatn B, Wilhelmsen-Langeland A, Zandi A, Pallesen S. The effects of pharmacological treatment on nightmares: a systematic literature review and meta-analysis of placebo-controlled, randomized clinical trials. International Journal of Environmental Research and Public Health 2023; 20: 777.
  52. Sunde E, Harris A, Nielsen MB, Bjorvatn B, Lie SA, Holmelid Ø, Vedaa Ø, Waage S, Pallesen S. Protocol for a systematic review and meta-analysis on the associations between shift work and sickness absence. Systematic Reviews 2022; 11: 143. PMID: 35842678
  53. Sunde E, Mrdalj J, Pedersen TT, Bjorvatn B, Grønli J, Harris A, Waage S, Pallesen S. Bright light exposure during simulated night work improves cognitive flexibility. Chronobiology International 2022; 39: 948-963. PMID: 35343353.
  54. Torsvik S, Bjorvatn B, Eliassen KE, Forthun I. Prevalence of insomnia and hypnotic use in Norwegian patients visiting their general practitioner. Family Practice; Sep 19: cmac103. Online ahead of print. PMID: 36124938. NIVÅ 2. 
  55. Vedaa Ø, Djupedal ILR, Svensen E, Waage S, Bjorvatn B, Pallesen S, Lie SA, Nielsen M, Harris A. Health promoting work schedules: Protocol for a large-scale cluster randomized controlled trial on the effects of a work schedule without quick returns on sickness absence among healthcare workers. BMJ Open 2022; 12: e058309. PMID: 35428642
  56. Vietheer, A., Kiserud, T., Haaland, Ø. A., Lie, R. T., & Kessler, J. (2022). Effect of maternal sleep on embryonic development. Scientific reports, 12(1), 17099. https://doi.org/10.1038/s41598-022-21516-6
  57. Voldsbekk I, Bjørnerud A, Groote I, Zak N, Roelfs D, Maximov II, Geier O, Due-Tønnesen P, Bøen E, KuiperYS, Løkken L-L, Strømstad M, Blakstvedt TY, Bjorvatn B, Malt UF, Westlye LT, Elvsåshagen T, Grydeland H. Evidence for widespread alterations in cortical microstructure after 32 hours of sleep deprivation. Translational Psychiatry 2022; 12: 161. PMID: 35422097 
  58. Aarestad, S.H., Harris, A., Hjemdal, O., Gjengedal, R.G.H., Osnes, K., Hannisdal, M., Hjemdal, O. Einarsen, S. Healing the wounds of workplace bullying: evaluating mental health and employment status among victims seeking treatment for common mental disorders. WORK: A Journal of Prevention, Assessment & Rehabilitation, 2022. DOI: 10.3233/WOR-210920
  59. Aarø, L. E., Veneti, L., Vedaa, Ø., Smith, O. R. F., De Blasio, B. F., & Robberstad, B. (2022). Visiting crowded places during the COVID-19 pandemic. A panel study among adult Norwegians.

Other publications 2022

  1. Bjorvatn B. SOVno sin framtid er usikker. Tidsskriftet SØVN 2022; 14(1): 4-5.
  2. Bjorvatn B. Minneord til Reidun Ursin. Tidsskriftet SØVN 2022; 14(2): 36-37.
  3. Bjorvatn B. SOVno er sikret videre finansiering og drift. Tidsskriftet SØVN 2022; 14(2): 4-5.
  4. Bjorvatn B. Fastlegenes rolle i utredning og behandling av insomni? Utposten 2022; nr. 6: 13-15.
  5. Bjorvatn B, Waage S. Døgnrytmelidelser. Tidsskriftet SØVN 2022; 14(2): 22-27. 
  6. Bjorvatn B, Waage S. Insomni – den vanligste søvnlidelsen. Tidsskriftet SØVN 2022; 14(1): 15-19. 
  7. Forthun I, Waage S, Pallesen S, Moen BE, Bjorvatn B. Sykepleiere sover dårlig og bruker stadig mer sovemedisiner. Sykepleien 2022;110(89419):e-89419. Sykepleiere sover dårlig og bruker stadig mer sovemedisiner (sykepleien.no)
  8. Pandi-Perumal SR, Kumar VM, Pandian NG, de Jong JT, Andiappan S, Corlateanu A, Mahalaksmi AM, Chidambaram SB, Kumar RR, Ramasubramanian C, Sivasubramaniam S, Bjørkum AA, Cutajar J, Berk M, Trakht I, Vrdoljak A, Meira E Cruz M, Eyre HA, Grønli J, Cardinali DP, Maercker A, van de Put WACM, Guzder J, Bjorvatn B, Tol WA, Acuña-Castroviejo D, Meudec M, Morin CM, Partinen M, Barbui C, Jordans MJD, Braakman MH, Knaevelsrud C, Pallesen S, Sijbrandij M, Golombek DA, Espie CA, Cuijpers P, Agudelo HAM, van der Velden K, van der Kolk BA, Hobfoll SE, Devillé WLJM, Gradisar M, Riemann D, Axelsson J, Benítez-King G, Macy RD, Poberezhets V, Hoole SRH, Murthy RS, Hegemann T, Heinz A, Salvage J, McFarlane AC, Keukens R, de Silva H, Oestereich C, Wilhelm J, von Cranach M, Hoffmann K, Klosinski M, Bhugra D, Seeman MV. Scientists against war: a plea to world leaders for better governance. Sleep and Vigilance 2022: 6(1): 1-6. PMID: 35317215.
  9. Sunde, E. (2022). Lyseksponering og tilpasning til nattarbeid. Ramazzini: Norsk tidsskrift for arbeids- og miljømedisin, 29(1), 8-10. Publisert april 2022. https://www.legeforeningen.no/contentassets/35276e44bd51440db3d9ca7ebb0c...
  10. Vedaa, Ø., Djupedal, I.L.R. & Harris, A. (2020). Kveldsskift følgd av eit dagskift: Kva konsekvensar har «quick return»-vakter for søvn, helse og sikkerheit? Tiddskriftet Søvn (12)2, p. 27-31.
  11. Waage S. Redaktørens hjørne. Tidsskriftet SØVN 2022; 14(1). 3.
  12. Waage S. Redaktørens hjørne. Tidsskriftet SØVN 2022; 14(2). 3.

Research dissemination:

News articles and popular science publications, including podcasts about sleep.

Articles 2021

Scientific publications 2021

  1. Alpers, S. E., Skogen, J. C., Mæland, S., Pallesen, S., Rabben, Å. K., Lunde, L. H., & Fadnes, L. T. (2021). Alcohol consumption during a pandemic lockdown period and change in alcohol consumption related to worries and pandemic measures. International Journal of Environmental Research and Public Health. 18, 1220.
  2. Benedict C, Partinen M, Bjorvatn B, Cedernaes J. Sleep in female healthcare workers during COVID-19: a cross-sectional study in Sweden during the flattening of the first wave. Annals of the American Thoracic Society 2021; 18: 1418-1420. PMID: 33448898.
  3. Benedict C, Brandão LEM, Merikanto I, Partinen M, Bjorvatn B, Cedernaes J. Meal and sleep timing before and during the COVID-19 pandemic: A cross-sectional anonymous survey study from Sweden. Clocks & Sleep 2021; 3: 251-258. PMID: 33921946.
  4. Bjorvatn, B., Jernelöv, S., & Pallesen, S. (2021). Insomnia – A heterogenic disorder often comorbid with psychological and somatic disorders and diseases: A narrative review with focus on diagnostic and treatment challenges. Frontiers in Psychology, 12, article no. 639198.
  5. Bjorvatn, B., Pallesen, S., Saxvig, I. W., & Waage, S. (2021). Daylight saving time preferences in Norway: Do individual chronotype and home address’ latitude and longitude matter? Chronobiology International, 38, 1449-1459.
  6. Bjorvatn, B., Pallesen, S., Waage, S., Thun, E., & Blytt, K. M. (2021). The effects of bright light treatment on subjective and objective sleepiness during three consecutive night shifts among hospital nurses – a counter-balanced placebo-controlled crossover study. Scandinavian Journal of Work Environment & Health, 47, 145-153.
  7. Bjorvatn, B., Saxvig, I. W., Waage, S., & Pallesen, S. (2021). Self-reported seasonality is strongly associated with chronotype and weakly associated with latitude. Chronobiology International, 39, 278-285.
  8. Bjorvatn B, Wensaas K-A, Emberland KE, Fadnes LT, Litleskare S, Diaz E, Ruths S, Rørtveit G, Waage S. Rastløse bein – en studie fra allmennpraksis. Tidsskrift for den norske legeforening 2021; 141: 1516-1521. PMID: 34758599
  9. Bjorvatn B, Pallesen S. Irregular sleep-wake rhythm disorder. Encyclopedia of Sleep and Circadian Rhythms, 2nd Edition. Reference Module in Neuroscience and Biobehavioral Psychology 2021: 1-7.
  10. Bjørkum, A.A., Carrasco Duran, A., Frode, B. et al. Human blood serum proteome changes after 6 hours of sleep deprivation at night. Sleep Science Practice 5, 14 (2021). https://doi.org/10.1186/s41606-021-00066-2
  11. Bjørseth, B., Simensen, J. O., Bjørnethun, A., Griffiths, M. D., Erevik, E. K., Leino, T., & Pallesen, S. (2021). The effects of responsible gambling pop-up messages on gambling behaviors and cognitions: A systematic review and meta-analysis. Frontiers in Psychology, 25, article no. 601800.
  12. Blytt KM, Flo-Groeneboom E, Erdal A, Bjorvatn B, Husebo B. Sleep and its association with pain and depression in nursing home patients with advanced dementia – a cross-sectional study. Frontiers in Psychology 2021; 12: 633959. PMID: 33959072.
  13. Brandao LEM, Martikainen T, Merikanto I, Holzinger B, Morin CM, Espie CA, Bolstad CJ, Leger D, Chung F, Plazzi G, Dauvilliers Y, Matsui K, De Gennaro L, Sieminski M, Nadorff MR, Chan NY, Wing YK, Mota-Rolim SA, Inoue Y, Partinen M, Benedict C, Bjorvatn B, Cedernaes J. Social jetlag changes during the COVID-19 pandemic as a predictor of insomnia – a multi-national survey study. Nature and Science of Sleep 2021; 13: 1711-1722. PMID: 34675720
  14. Bredeli, E., Vestergaard, C. L., Sivertsen, B., Kallestad, H., Øverland, S., Ritterband, L. M., ... & Vedaa, Ø. (2022). Intraindividual variability in sleep among people with insomnia and its relationship with sleep, health and lifestyle factors: an exploratory study. Sleep medicine, 89, 132-140.
  15. Chegini, R., Notelears, G., Pallesen, S., & Sagoe, D. (2021). Aggression and psychological distress in male and female anabolic-androgenic steroid users: A multigroup latent class analysis. Frontiers in Psychiatry, 12, article no. 629428.
  16. Chegini, R., Pallesen, S., McVeigh, J., & Sagoe. D. (2021). Anabolic-androgenic steroid administration increases self-reported aggression in healthy males: A systematic review and meta-analysis of experimental studies. Psychopharmacology, 238, 1911-1922.
  17. Chegeni, R., Pallesen, S., & Sagoe, D. (2021). Aggression and criminality in androgen abusers. Current Opinion in Endocrinology and Diabetes, 28, 615-624.
  18. Chung F, Waseem R, Pham C, Penzel T, Han F, Bjorvatn B, Morin CM, Holzinger B, Espie CA, Benedict C, Cedernaes J, Saaresranta T, Wing YK, Nardorff MR, Dauvilliers Y, De Gennaro L, Plazzi G, Merikanto I, Matsui K, Leger D, Sieminski M, Mota-Rolim S, Inoue Y, Partinen M, ICOSS group. The association between high-risk of sleep apnea, comorbidities, and risk of COVID-19: A population based international harmonized study. Sleep & Breathing 2021; 25: 849-860. PMID: 33907966.
  19. Danielsen, Y.S., Pallesen, S., Sivertsen, B., Stormark, K. M., & Hysing, M. (2021). Weekday time in bed and obesity risk in adolescence. Obesity Science & Practice, 7, 45-52.
  20. Danielsen, Y. S., Skjåkødegård, H. F., Bjorvatn, B., Juliusson, P. B., & Pallesen, S. (2021). Polysomnographic comparison of sleep in children with obesity without suspected sleep problems and normal weight children. Obesity Research and Clinical Practice, 2021, e12493.
  21. Engebø, J., Torsheim. T., & Pallesen, S. (2021). Regulatory measures’ effect on gambling participation: Experiences from Norway. Frontiers in Psychiatry, 12, article no. 672471.
  22. Erevik, E. K., Pallesen, S., Vedaa, Ø., Andreassen, C. S., Dhir, A., & Torsheim, T. (2021). General and alcohol-related social media use and mental health: A large-sample longitudinal study. International Journal of Mental Health and Addiction, 19, 1991-2002.
  23. Falch-Madsen, J., Wichstrøm, L., Pallesen, S., Jensen, M. R., Bertheussen, L., Solhaug, S., & Steinsbekk, S. (2021). Predictors of diagnostically defined insomnia in child and adolescent community samples: A literature review. Sleep Medicine, 87, 241-249.
  24. Falch-Madsen, J., Wichstrøm, L., Pallesen, S., Ranum, B., Steinsbekk, S. (2021). Child and family predictors of insomnia from early childhood to adolescence. Sleep Medicine, 87, 220-226.
  25. Falskog F, Landsem AM, Meland E, Bjorvatn B, Hjelle OP, Mildestvedt T. Patients want their doctors’ help to increase physical activity: a cross sectional study in general practice. Scandinavian Journal of Primary Health Care 2021; 39: 131-138. PMID: 33871303.
  26. Ferini-Strambi L, Auer R, Bjorvatn B, Castronovo V, Franco O, Gabutti L, Galbiati A, Hajak G, Khatami R, Kitajima T, McEvoy D, Nissen C, Perlis M, Pevernagie DA, Randerath W, Riemann D, Rizzo G, van Someren E, Vgontzas A, Barazzoni F, Bassetti C, the European Sleep Foundation. Insomnia disorder: clinical and research challenges for the 21st century. European Journal of Neurology 2021; 28: 2156-2167. PMID: 33619858.
  27. Flaa, T. A., Bjorvatn, B., Pallesen, S., Røislien, J., Zakariassen, E., Harris, A., & Waage, S. (2021). Subjective and objective sleep among air ambulance personnel. Chronobiology International, 38, 129-139.
  28. Finserås, T., Krossbakken, E., Pallesen, S., Mentzoni, R. A., King, D., Griffiths, M. D., & Molde, H. (2021). Near miss in a video game: An experimental study. International Journal of Mental Health and Addiction, 19, 418-428.
  29. Forthun I, Waage S, Pallesen S, Moen BE, Bjorvatn B. Sleep medication and melatonin use among Norwegian nurses – a cross-sectional study. Nursing Open in press. PMID: 34534412
  30. Fränkl EC, Scarpelli S, Nadorff MR, Bjorvatn B, Bolstad C, Chan NY, Chung F, Dauvilliers Y, Espie CA, Inoue Y, Leger D, Macedo T, Matsui K, Merikanto I, Morin CM, Mota-Rolim S, Partinen M, Penzel T, Plazzi G, Sieminski M, Wing YK, De Gennaro L, Holzinger B. How our dreams changed during the COVID-19 pandemic: effects and correlates of dream recall frequency – a multinational study on 19,355 adults. Nature and Science of Sleep 2021; 13: 1573-1591. PMID: 34588830
  31. Gjerde K, Lehmann S, Bjorvatn B, Berge M, Thuen F, Berge T, Johansson A. Partner perceptions are associated with objective sensor-measured adherence to oral appliance therapy in obstructive sleep apnea. Journal of Sleep Research 2021; e13462 online ahead of print. PMID: 34490690.
  32. Hansen, T., Nilsen, T. S., Yu, B., Knapstad, M., Skogen, J. C., Vedaa, Ø., & Nes, R. B. (2021). Locked and lonely? A longitudinal assessment of loneliness before and during the COVID-19 pandemic in Norway. Scandinavian Journal of Public Health, 49(7), 766-773.
  33. Hansen, T., Sevenius Nilsen, T., Knapstad, M., Skirbekk, V., Skogen, J., Vedaa, Ø., & Nes, R. B. (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.
  34. Hjetland, G. J., Kolberg, E., Pallesen, S., Thun, E., Nordhus, I. H., Bjorvatn, B., & Flo-Groeneboom, E. (2021). Ambient bright light treatment improved proxy-rated sleep but not sleep measured by actigraphy in nursing home patients with dementia: A placebo-controlled randomized trial. BMC Geriatrics, 21, article no. 312.
  35. Hrozanova, M., Klöckner, C., Sandbakk, Ø., Pallesen, S., & Moen, F. (2021). Sex differences in sleep and influence of the menstrual cycle on women’s sleep in junior endurance athletes. PLoS One, 16, e0253376.
  36. Holmen, H., Riiser, K., Løyland, B., Sandbekken, I. H., Almendingen, K., Andenæs, R. A., Bjønnes, A. K., Fagerlund, B. H., Früh, E. A., Helseth, S., Kvarme, L. G., Leegaard, M., Misvær, N., Pallesen, S., Rasalingam, A., Ravn, I., Ribu, L., Rostad, H. M., Sparboe-Bilsen, B., Sæterstrand, T. M., Torbjørnsen, A., Utne, I., Valenberg, B. T., Valla, L., Winger, A., & Grov, E. K. (2021). Students’ top 10 priorities of research uncertainties on students’ sleep: a pragmatic James Lind Alliance approach. BMJ Open, 11, e043697.
  37. Kallestad, H., Saksvik, S., Vedaa, Ø., Langsrud, K., Morken, G., Lydersen, S., ... & Scott, J. (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, 11(6), e050661.
  38. Kallestad, H., Scott, J., Vedaa, Ø., Lydersen, S., Vethe, D., Morken, G., ... & Langsrud, K. (2021). Mode of delivery of Cognitive Behavioral Therapy for Insomnia: a randomized controlled non-inferiority trial of digital and face-to-face therapy. Sleep, 44(12), zsab185.
  39. Kolberg, E., Hjetland, G. H., Thun, E., Pallesen, S., Nordhus, I. H., Husebø, B., & Flo-Groeneboom, E. (2021). The effects of bright light treatment on affective symptoms in people with dementia: a 24-week cluster randomized controlled trial. BMC Psychiatry, 21, article no. 377.
  40. Kolberg, E., Pallesen, S., Hjetland, G. J., Nordhus, I. H., & Flo-Groeneboom, E. (2021). The effect of bright light treatment on rest–activity rhythms in people with dementia: A 24-week cluster randomized controlled trial. Clocks & Sleep, 3, 449-464.
  41. Kristensen, J. H., Pallesen, S., King, D. L., Hysing, M., & Erevik, E. K. (2021). Problematic gaming and sleep: A systematic review and meta-analysis. Frontiers in Psychiatry, 12, article no. 675237.
  42. Liset R, Grønli J, Henriksen RE, Henriksen TEG, Nilsen RM, Pallesen S (2021) Sleep, evening light exposure and perceived stress in healthy nulliparous women in the third trimester of pregnancy. PLoS ONE 16(6): e0252285. https:// doi.org/10.1371/journal.pone.0252285
  43. Liset R, Grønli J, Henriksen RE, Henriksen TEG, Nilsen RM, Pallesen S (2022) A randomized controlled trial on the effects of blue-blocking glasses compared to partial blue-blockers on sleep outcomes in the third trimester of pregnancy. PLoS ONE 17(1): e0262799. https://doi.org/10.1371/ journal.pone.0262799
  44. Liset R, Grønli J, Henriksen RE, Henriksen TEG, Nilsen RM, Pallesen S. A randomized controlled trial on the effect of blue-blocking glasses compared to partial blue-blockers on melatonin profile among nulliparous women in third trimester of the pregnancy. Neurobiol Sleep Circadian Rhythms. 2021 Dec 29;12:100074. doi: 10.1016/j.nbscr.2021.100074. PMID: 35024497; PMCID: PMC8728098.
  45. Lundetræ RS, Saxvig IW, Aurlien H, Lehmann S, Bjorvatn B. Effect of continuous positive airway pressure on symptoms and prevalence of insomnia in patients with obstructive sleep apnea. A longitudinal study. Frontiers in Psychology 2021; 12: 691495. PMID: 34367017.
  46. Lundetræ RS, Saxvig IW, Lehmann S, Bjorvatn B. Effect of continuous positive airway pressure on symptoms of anxiety and depression in patients with obstructive sleep apnea. Sleep & Breathing 2021; 25: 1277-1283. PMID: 33098538.
  47. Merikanto I, Kortesoja L, Benedict C, Chung F, Cedernaes J, Espie CA, Morin CM, Dauvilliers Y, Partinen M, De Gennaro L, Wing YK, Chan NY, Inoue Y, Matsui K, Holzinger B, Plazzi G, Mota-Rolim SA, Leger D, Penzel T, Bjorvatn B. Evening-types show highest increase of sleep and mental health problems during the COVID-19 pandemic – multinational study on 19,267 adults. SLEEP 2021: zsab216 online ahead of print. PMID: 34432058.
  48. Morin CM, Bjorvatn B, Chung F, Holzinger B, Partinen M, Penzel T, Ivers H, Wing YK, Chan NY, Merikanto I, Mota-Rolim S, Macedo T, De Gennaro L, Leger D, Dauvilliers Y, Plazzi G, Nadorff MR, Bolstad CJ, Sieminski M, Benedict C, Cedernaes J, Inoue Y, Han F, Espie CA. Insomnia, anxiety and depression during the COVID-19 pandemic: An international collaborative study. Sleep Medicine 2021; 87: 38-45. PMID: 34508986.
  49. Mæland, S., Bjørknes, R., Lehmann, S., Sandal, G. M., Hazell, W., Rabben, Å. K., Vedaa, Ø. Skogen, J. C. & Fadnes, L. T. (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, 14034948211027817
  50. Nilsen S, Bjorvatn B, Kristoffersen ES. PraksisNett – status etter tre år. Utposten 2021, utgave 2: 18-19.
  51. Nielsen, M. B., Pallesen, S., Einarsen, S. V., Harris, A., Rajalingham, D., & Gjerstad, J. (2021). Associations between exposure to workplace bullying and insomnia: A cross-lagged prospective study of causal directions. Archives of Occupational and Environmental Health, 94, 1003-1011.
  52. Olsen, O. K., Pallesen, S., & Myrseth, H. (2021). Gaming in the military: A longitudinal study of changes in gaming behavior among conscripts during military service and associated risk factors. Frontiers in Psychiatry, 12, article no. 591038.
  53. Opsahl UL, Berge M, Lehmann S, Bjorvatn B, Opsahl P, Johansson A. Acoustic pharyngometry – a new method to facilitate oral appliance therapy. Journal of Oral Rehabilitation 2021; 48: 601-613. PMID: 33314265.
  54. Pallesen, S., Bjorvatn, B., Waage, S., Harris, A., & Sagoe, D. (2021). Prevalence of shift work disorder: A systematic review and meta-analysis. Frontiers in Psychology, 12, article no. 638252.
  55. Pallesen, S., Mentzoni, R. A., Morken, A. M., Engebø, J., Kaur, P., & Erevik, E. K. (2021). Changes over time and predictors of online gambling in three Norwegian population studies 2013-2019. Frontiers in Psychiatry, 12, article no. 597615.
  56. Pallesen, S., Thun, E., Waage, S., Vedaa, Ø., Harris, A., Blytt, K. M., Kaur, P., & Bjorvatn, B. (2021). Stability and change of the personality traits languidity and flexibility in a sample of nurses: A 7-8 year follow-up study. Frontiers in Psychology, 12, article no. 652569.
  57. Partinen M, Bjorvatn B, Holzinger B, Chung F, Penzel T, Espie CA, Morin CM, ICOSS-collaboration group. Sleep and circadian problems during the coronavirus disease 2019 (COVID-19) pandemic: the International COVID-19 Sleep Study (ICOSS). Journal of Sleep Research 2021; 30: e13206. PMID: 33179820.
  58. Partinen M, Holzinger B, Morin CM, Espie CA, Chung F, Penzel T, Benedikt C, Bolstad CJ, Cedernaes J, Chan NY, Dauvilliers Y, De Gennaro L, Han F, Inoue Y, Matsui K, Leger D, Cunha AS, Merikanto I, Mota-Rolim S, Nadorff M, Plazzi G, Schneider J, Sieminski M, Wing YK, Bjorvatn B. Sleep and daytime problems during the COVID-19 pandemic and effects of coronavirus infection, confinement and financial suffering: a multinational survey using a harmonized questionnaire. BMJ Open 2021; 11: e050672.  PMID: 34903540.
  59. Ranum, B. M., Wichstrøm, L., Pallesen, S., Falch-Madsen, J., & Steinsbekk, S. (2021). Persistent short sleep from childhood to adolescence: Child, parent and peer predictors. Nature and Science of Sleep, 13, 163-175.
  60. Saeed S, Romarheim A, Mancia G, Saxvig IW, Gulati S, Lehmann S, Bjorvatn B. Characteristics of hypertension and arterial stiffness in obstructive sleep apnea: A Scandinavian experience from a prospective study of 6408 normotensive and hypertensive patients. JHC. In press.
  61. Sagoe, D., Griffiths, M. D., Erevik, E. K., Høyland, T., Leino, T., Lande, I. A., Sigurdsson, M. E., & Pallesen, S. (2021). Internet-based treatment of gambling problems: A systematic review and meta-analysis of randomized controlled trials. Journal of Behavioral Addictions, 10, 546-565.
  62. Saxvig, I. W., Bjorvatn, B., Hysing, M., Sivertsen, B., Gradisar, M., & Pallesen, S. (2021). Sleep in older adolescents. Results from a large cross-sectional, population-based study. Journal of Sleep Research, 30, e13263.
  63. Saxvig, I. W., Evanger, L. N., Pallesen, S., Hysing, M., Sivertsen, B., Gradisar, M., & Bjorvatn, B. (2021). Circadian typology and implications for adolescent sleep health. Results from a large, cross-sectional, school-based study. Sleep Medicine, 83, 63-70.
  64. Saxvig IW, Pallesen S, Sivertsen B, Hysing M, Evanger LN, Bjorvatn B. Sleep during COVID-19 related school lockdown, a longitudinal study among high school students. Journal of Sleep Research 2021: e13499 online ahead of print. PMID: 34601775
  65. Schønning, V., Dovran, A., Hysing, M., Hafstad, G. S., Stokke, K., Aarø, L. E., Tobiassen, S., Jonassen, J. A. B., Vedaa, Ø. & Sivertsen, B. (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, 21(1), 1-10.
  66. Scott, J., Kallestad, H., Vedaa, O., Sivertsen, B., & Etain, B. (2021). Sleep disturbances and first onset of major mental disorders in adolescence and early adulthood: a systematic review and meta-analysis. Sleep Medicine Reviews, 57, 101429.
  67. Sivertsen, B., Friborg, O., Pallesen, S., Vedaa, Ø., Hopstock, L. A. (2021). Sleep in the land the of midnight sun and polar night. The Tromsø Study 2015-2016. Chronobiology International, 38, 334-342.
  68. Sivertsen, B., Harvey, A. G, Gradisar, M., Pallesen, S., & Hysing, M. (2021). Delayed sleep-wake phase disorder in young adults: Prevalence and correlates from a national survey of Norwegian university students. Sleep Medicine, 77, 184-191.
  69. Sivertsen, B., Pallesen, S., Friborg, O., Nilsen, K. B., Bakken, Ø. K., Goll, J. B., & Hopstock, L. A. (2021). Sleep patterns and insomnia in a large population-based study of middle-aged and older adults: The Tromsø study 2015-2016. Journal of Sleep Research, 30, e13095.  
  70. Skjøkødegård, H. F., Danielsen, Y. S., Frisk, B., Hystad, S. W., Roelants, M., Pallesen, S., Conlon, R. P. K., Wilfley, D. E., & Juliusson, P. B. (2021). Beyond sleep duration: Sleep timing as a risk factor for childhood obesity. Pediatric Obesity, 16, e12698.
  71. Strømme, R., Børstad, K. H., Rø, A. E., Erevik, E. K., Sagoe, D., Chegeni, R., Mentzoni, R. A., Kaur, P., & Pallesen, S. (2021). The relationship between gambling problems and the five-factor model of personality: A systematic review and meta-analysis. Frontiers in Psychology, 12, article no. 740235.
  72. Sæther, S. M. M., Askeland, K. G., Pallesen, S., & Erevik, E. K. (2021). Smoking and snus use among Norwegian students: Demographic, personality and substance use characteristics. Nordic Studies on Alcohol and Drugs, 38, 141-160.
  73. Søbstad, J., Pallesen, S., Bjorvatn, B., Costa, G., & Hystad, S. W. (2021). Predictors of turnover intention among Norwegian nurses - a cohort study. Health Care Management Review, 46, 367-374.
  74. Thun E, Waage S, Bjorvatn B, Moen BE, Vedaa Ø, Blytt KM, Pallesen S. Short sleep duration and high exposure to quick returns are associated with impaired everyday memory in shift workers. Nurs Outlook. 2021 May-Jun;69(3):293-301. doi: 10.1016/j.outlook.2020.09.008. Epub 2020 Oct 27. PMID: 33127075.
  75. Vestergaard, C. L., Vedaa, Ø., Simpson, M. R., Faaland, P., Vethe, D., Kjørstad, K., ... & Kallestad, H. (2021). The effect of sleep–wake intraindividual variability in digital cognitive behavioral therapy for insomnia: a mediation analysis of a large-scale RCT. Sleep, 44(10), zsab118.
  76. Vietheer A, Kiserud T, Lie RT, Haaland ØA, Kessler J. Sleep and physical activity from before conception to the end of pregnancy in healthy women: a longitudinal actigraphy study. Sleep Med. 2021 Jul;83:89-98. doi: 10.1016/j.sleep.2021.04.028. Epub 2021 Apr 28. PMID: 33991895.
  77. Waage, S., Pallesen, S., Moen, B. E., Vedaa, Ø., Thun, E., Buchvold, H., Blytt, K. M., & Bjorvatn, B. (2021). Changes in work schedule affect the prevalence of shift work disorder among Norwegian nurses – a two year follow-up study. Chronobiology International, 38, 924-932.  
  78. Waage, S., Pallesen, S., Vedaa, Ø., Buchvold, H., Blytt, K. M., Harris, A., & Bjorvatn, B. (2021). Sleep patterns among Norwegian nurses between the first and second wave of the COVID-19 pandemic. BMC Nursing, 20, article no. 105.
  79. Wisor JP, Holmedahl NH, Saxvig IW, Fjeldstad OM, Weitzberg E, Grønli J, Engan HK. Effect of dietary nitrate supplementation on sleeo in chronic obstructive pulmonary disease patients. Nat Sci Sleep, 2021; 13: 435-446. PMID: 33790676
  80. Zakariassen E, Waage S, Harris A, Gatterbauer-Trischler P, Lang B, Voelckel W, Pallesen S, Bjorvatn B. Causes and Management of Sleepiness Among Pilots in a Norwegian and an Austrian Air Ambulance Service-A Comparative Study. Air Med J. 2019 Jan-Feb;38(1):25-29. doi: 10.1016/j.amj.2018.11.002. Epub 2018 Dec 13. PMID: 30711081.

Other publications 2021

  1. Bjorvatn B. Behandling av langvarige søvnproblemer (kronisk insomni) uten medisiner. Revidert tekst på www.sovno.no, 2021.
  2. Bjorvatn B. Lysbehandling ved søvnsykdommer. Revidert tekst på www.sovno.no, 2021.
  3. Bjorvatn B. Melatoninbehandling av søvnproblemer. Revidert tekst på www.sovno.no, 2021.
  4. Bjorvatn B. Medikamentell behandling av søvnproblemer. Revidert tekst på www.sovno.no, 2021.
  5. Bjorvatn B. Forsinket søvnfaselidelse. Revidert tekst på www.sovno.no, 2021.
  6. Bjorvatn B. Insomni. Revidert tekst på www.sovno.no, 2021.
  7. Bjorvatn B. Døgnrytmelidelser. Revidert tekst på www.sovno.no, 2021.
  8. Bjorvatn B. Jet lag. Revidert tekst på www.sovno.no, 2021.
  9. Bjorvatn B. Hypersomnier. Revidert tekst på www.sovno.no, 2021.
  10. Bjorvatn B. Narkolepsi. Revidert tekst på www.sovno.no, 2021.
  11. Bjorvatn B. Parasomnier. Revidert tekst på www.sovno.no, 2021.
  12. Bjorvatn B. Gå i søvne (søvngjengeri - somnambulisme). Revidert tekst på www.sovno.no, 2021.
  13. Bjorvatn B. Nattlige skrekkanfall (pavor nocturnus). Revidert tekst på www.sovno.no, 2021.
  14. Bjorvatn B. Restless legs syndrom. Revidert tekst på www.sovno.no, 2021.
  15. Bjorvatn B. Periodiske beinbevegelser under søvn (PLMS). Revidert tekst på www.sovno.no, 2021.
  16. Bjorvatn B. Normal søvn. Revidert tekst på www.sovno.no, 2021.
  17. Bjorvatn B. Søvnregistrering og søvnstadier. Revidert tekst på www.sovno.no, 2021.
  18. Bjorvatn B. Årsaker til søvnproblemer. Revidert tekst på www.sovno.no, 2021.
  19. Bjorvatn B. Søvndagbok – Kartlegg din egen søvn. Revidert tekst på www.sovno.no, 2021.
  20. Bjorvatn B. Søvnhygiene – gode råd ved søvnproblemer. Revidert tekst på www.sovno.no, 2021.
  21. Bjorvatn B. Døgnrytmen vår. Revidert tekst på www.sovno.no, 2021.
  22. Bjorvatn B. Vinterdepresjon. Revidert tekst på www.sovno.no, 2021.
  23. Bjorvatn B. Søvnproblemer – hvordan skal de behandles. Revidert tekst på www.sovno.no, 2021.
  24. Bjorvatn B. Søvnens betydning for å holde oss friske og raske i dagens pandemi. SØVN 2021; 13(1): 4-5.

Articles 2020

Scientific publications 2020

  1. Baglioni C., Altena E, Bjorvatn B, Blom K, Bos T, Bothelius K, Devoto A, Espie C, Frase L, Gavriloff D, Hion T, Hoflehner A, Holzinger B, Järnefelt H, Jernelöv S, Johann A, Lombardo C, Nissen C, Palagini L, Peeters G, Perlis ML, Posner D, Schlarb A, Spiegelhalder K, Wichniak A, Riemann D. The European Academy for cognitive-behavioural therapy for insomnia: An initiative of the European Insomnia Network to promote implementation and dissemination of treatment. Journal of Sleep Research 2020; 29(2): e12967. PMID: 31856367.
  2. Bjorvatn B, Pallesen S, Waage S, Thun E, Blytt KM. The effects of bright light treatment on subjective and objective sleepiness during three consecutive night shifts among hospital nurses – a counter-balanced placebo-controlled crossover study.  Scandinavian Journal of Work Environment & Health in press in press. PMID: 33080034.
  3. Bjorvatn B, Axelsson J, Pallesen S, Waage S, Vedaa Ø, Blytt KM, Buchvold HV, Moen BE, Thun E. The association between shift work and immunological biomarkers in nurses. Frontiers in Public Health 2020; 8: article 415. PMID: 33042933.
  4. Bjorvatn, B, Saxvig IW, Waage S, Pallesen S. Self-reported seasonality is strongly associated with chronotype and weakly associated with latitude. Chronobiology International 2020 Nov 29;1-8. PMID: 33249931.
  5. Bjorvatn B. Er du lei av å stille klokken hver vår og høst? SØVN 2020; 12(1): 4-5.
  6. Bjorvatn B. Hvordan påvirker COVID-19 pandemien søvnmønsteret vårt? SØVN 2020; 12(2): 4-5.
  7. Bjorøy I, Jørgensen VA, Pallesen S, Bjorvatn B. The prevalence of insomnia subtypes in relation to demographic characteristics, anxiety, depression, alcohol consumption and use of hypnotics. Frontiers in Psychology 2020; 11:527. PMID: 32265811.
  8. Bjorøy I, Jørgensen VA, Pallesen S, Bjorvatn B. Forekomsten av angst, depresjon og bruk av alkohol og hypnotika varierer i ulike insomni subtyper. Best Practice, oktober 2020. 
  9. Blytt, K.M., Flo-Groeneboom, E. New knowledge on the impact of sleep disturbances illustrates the urgent need to address sleep problems in nursing home residents. International Psychogeriatrics, 2020
  10. Danielsen, Y.S., Pallesen, S., Sivertsen, B., Stormark, K.M., Hysing, M. Weekday time in bed and obesity risk in adolescence. Obesity Science & Practice 2020, DOI: 10.1002/osp4.455
  11. Flaa, T. A., Bjorvatn, B., Pallesen, S., Røislien, J., Zakariassen, E., Harris, A., & Waage, S. (2020). Subjective and objective sleep among air ambulance personnel. Chronobiology International, 1-11. https://doi.org/10.1080/07420528.2020.1802288. PMID: 32815408.
  12. Garde AH, Begtrup L, Bjorvatn B, Bonde JP, Hansen J, Hansen ÅM, Härmä M, Jensen MA, Kecklund G, Kolstad H, Larsen AD, Lie JA, Moreno C, Nabe-Nielsen K, Sallinen M. How to schedule night shift work in order to reduce health and safety risks. Scandinavian Journal of Work, Environment & Health 2020; 46: 557-569. PMID: 32895725.
  13. Hamre KV, Einarsen SV, Hoprekstad ØL, Pallesen S, Bjorvatn B, Waage S, Moen BE, Harris A. Accumulated long-term exposure to workplace bullying impairs psychological hardiness: A five-year longitudinal study among nurses. International Journal of Environmental Research and Public Health 2020; 17: 2587. PMID: 32290042.
  14. Hjetland, G. J., Pallesen, S., Thun, E., Kolberg, E., Nordhus, I. H., & Flo, E. (2020). Light interventions and sleep, circadian, behavioral, and psychological disturbances in dementia: A systematic review of methods and outcomes. Sleep Medicine Reviews, 101310.
  15. Hjetland, G. J., Nordhus, I. H., Pallesen, S., Cummings, J., Tractenberg, R. E., Thun, E., ... & Flo, E. (2020). An Actigraphy-Based Validation Study of the Sleep Disorder Inventory in the Nursing Home. Frontiers in psychiatry, 11, 173.
  16. Järnefelt H, Vanttola P, Waage S, Bjorvatn B. Assessment and treatment of shift work disorder. In: Working hours, health, well-being and participation in working life. Current knowledge and recommendations for health and safety. Finnish Institute of Occupational Health (editors Härmä and Karhula, Helsinki), 2020; 65-67.
  17. Jåbekk PT, Jensen RM, Sandell MB, Haugen E, Katralen LM, Bjorvatn B. A randomized controlled pilot trial of sleep health education on body composition changes following 10 weeks resistance exercise. The Journal of Sports Medicine and Physical Fitness 2020; 60: 743-748. PMID: 32141273.
  18. Katsifaraki M, Nilsen KB, Christensen JO, Wærsted M, Knardahl S, Bjorvatn B, Härmä M, Matre D. Pain complaints after consecutive nights and quick returns in nurses with 3-shift rotation. BMJ Open 2020; 10: e035533. doi:10.1136/ bmjopen-2019-035533. PMID: 32912941.
  19. Lundetræ RS, Saxvig IW, Lehmann S, Bjorvatn B. Effect of continuous positive airway pressure on symptoms of anxiety and depression in patients with obstructive sleep apnea. Sleep & Breathing in press. PMID: 33098538.
  20. Leiten, E.O., Eagan, T.M.L., Martinsen, E.M.H., Nordeide, E., Husebø, G.R., Knudsen, K.S., Lehmann, S., Svanes, Ø., Bakke, P.S., Nielsen, R. (2020). Complications and discomfort after research bronchoscopy in the MicroCOPD study. BMJ Open Resp Res;7:e000449.
  21. Matre D, Nilsen KB, Katsifaraki M, Waage S, Pallesen S, Bjorvatn B. Pain complaints are associated with quick returns and insomnia among Norwegian nurses, but do not differ between shift workers and day only workers. International Archives of Occupational and Environmental Health 2020; 93: 291-299. PMID: 31691014.
  22. Nielsen, M.N., Pallesen, S., Einarsen, S.V., Harris, A., Rajalingam, D., Gjerstad, J. Associations between exposure to workplace bullying and insomnia: A cross-lagged prospective study of causal directions. International Archives of Occupational and Environmental Health. 2020. (IAOE-D-20-00304R2)
  23. Nielsen, M.N., Harris, A, Pallesen, S, Einarsen, S.V. Workplace bullying and sleep – A systematic review and meta-analysis of the research literature. Sleep Medicine Reviews 2020, vol 51.
  24. Opsahl UL, Berge M, Lehmann S, Bjorvatn B, Opsahl P, Johansson A. Acoustic pharyngometry – a new method to facilitate oral appliance therapy. Journal of Oral Rehabilitation in press. PMID: 33314265.
  25. Olufsen IS, Sørensen ME, Bjorvatn B. Nye diagnosekriterier for insomni og sammenhengen mellom insomni, angst og depresjon. Tidsskrift for Den norske legeforening 2020; 140: 46-50. PMID: 31948220.
  26. Pallesen S, Hamre HS, Lang N, Bjorvatn B. Doxazosin for the treatment of nightmare disorder: A diary-based case study. Sage Open Medical Case Reports 2020; 8: 2050313X20936079. PMID: 32647580.
  27. Pallesen S, Waage S, Thun E, Andreassen CS, Bjorvatn B. A national survey on how sexual activity is perceived to be associated with sleep. Sleep and Biological Rhythms 2020; 18: 65-72. 
  28. Pallesen S, Bjorvatn B, Moen BE, Thun E, Waage S. Slik påvirker skiftarbeid sykepleieres søvn og helse. Sykepleien.no/forskning, publisert 14.1.2020. https://sykepleien.no/forskning/2019/12/slik-pavirker-skiftarbeid-sykepleieres-sovn-og-helse
  29. Partinen M, Bjorvatn B, Holzinger B, Chung F, Penzel T, Espie CA, Morin CM, ICOSS-collaboration group. Sleep and circadian problems during the coronavirus disease 2019 (COVID-19) pandemic: the International COVID-19 Sleep Study (ICOSS). Journal of Sleep Research 2020;00:e13206. PMID: 33179820.
  30. Saxvig IW, Bjorvatn B, Hysing M, Sivertsen B, Gradisar M, Pallesen S. Sleep in older adolescents. Results from a large cross-sectional, population-based study. Journal of Sleep Research 2020 in press. PMID: 33350033.
  31. Schønning, V., Hjetland, G. J., Aarø, L. E., & Skogen, J. C. (2020). Social Media Use and Mental Health and Well-Being Among Adolescents–A Scoping Review. Frontiers in psychology, 11, 1949
  32. Skjåkødegård, H. F., Danielsen, Y. S., Frisk, B., Hystad, S. W., Roelants, M., Pallesen, S.,Conlon, R.P.K.,Wilfley D.E.,Juliusson, P. B. (2020). Beyond sleep duration: Sleep timing as a risk factor for childhood obesity. Pediatric Obesity.10.1111/ijpo.12698
  33. Steine IM, Nielsen B, Porter PA, Krystal JH, Winje D, Grønli J, Milde AM, Bjorvatn B, Nordhus IH, Pallesen S. Predictors and correlates of lifetime and persistent non-suicidal self-injury and suicide attempts among adult survivors of childhood sexual abuse. European Journal of Psychotraumatology 2020; 11:1, 1815282. PMID: 33312451.
  34. Steine I, Winje D, Krystal JH, Milde AM, Bjorvatn B, Nordhus IH, Grønli J, Pallesen S. Longitudinal relationships between perceived social support and symptom outcomes: Findings from a sample of adult survivors of childhood sexual abuse. Child Abuse & Neglect 2020; 107: 104566. PMID: 32526550.
  35. Steine IM, Bjorvatn B, Winje D, Grønli J, Nordhus IH, Milde AM, Pallesen S. Seksuelle overgrep i barndommen og arbeidsuførhet i voksen alder: Funn fra et norsk befolkningsutvalg. Tidsskrift for Norsk Psykologforening 2020; 260-271.
  36. Steine IM, Bjorvatn B, Winje D, Grønli J, Nordhus IH, Milde AM, Pallesen S. Faktorer som henger sammen med økt risiko for arbeidsuførhet blant personer utsatt for seksuelle overgrep i barndommen. Tidsskrift for Norsk Psykologforening 2020; 348-359.
  37. Sunde E, Mrdalj J, Pedersen T, Thun E, Bjorvatn B, Grønli J, Harris A, Waage S, Pallesen S. Role of nocturnal light intensity on adaptation to three consecutive night shifts: a counterbalanced crossover study. Occupational Environmental Health (OEM) 2020; 77: 249-255. PMID: 32019847.
  38. Sunde E, Pedersen T, Mrdalj J, Thun E, Grønli J, Harris A, Bjorvatn B, Waage S, Skeene D, Pallesen S. Blue-enriched white light improves performance but not subjective alertness and circadian adaptation during three consecutive simulated night shifts. Frontiers in Psychology 2020; 11: 2172. PMID: 33013558.
  39. Sunde E, Pedersen T, Mrdalj J, Thun E, Grønli J, Harris A, Bjorvatn B, Waage S, Skene D, Pallesen S. Alerting and circadian effects of short-wavelength vs. long-wavelength narrow-bandwidth light during a simulated night shift. Clocks & Sleep 2020; 2: 502-522. PMID: 33255613.
  40. Søbstad JH, Pallesen S, Bjorvatn B, Costa G, Hystad SW. Predictors of turnover intention among Norwegian nurses: A cohort study. Health Care Management Review in press. PMID: 32109924.
  41. Thun E, Waage S, Bjorvatn B, Moen BE, Vedaa Ø, Blytt KM, Pallesen S. Short sleep duration and high exposure to quick returns are associated with impaired everyday memory in shift workers. Nursing Outlook 2020 in press. PMID: 33127075.
  42. Vedaa Ø, Harris A, Waage S, Bjorvatn B, Thun E, Buchvold HV, Djubedal ILR, Pallesen S. A longitudinal study on the association between quick returns and work-related accidents. Scandinavian Journal of Work, Environment & Health 2020; 46: 645-649. PMID: 32632456.

Articles 2019

Scientific publications 2019

  1. Bjorvatn, B., Kristoffersen, E. S., Halvorsen, P. A., Fors, E. A., Nilsen, S., & Rortveit, G. (2019). New infrastructure for research in general practice. Tidsskr Nor Laegeforen, 139(1). doi:10.4045/tidsskr.18.0689.
  2. Bjorvatn B. Hvordan ivaretar Nasjonal kompetansetjeneste for søvnsykdommer sitt mandat? SØVN 2019; 11(1): 4-5.
  3. Engstrøm M, Aarrestad S, Eldøen G, Alme A, Bjørge T, Miljeteig H, Bjorvatn B, Knudsen S, Indrekvam S, Nilsen KB. Anbefalinger for utførelse av objektive søvnundersøkelser. SØVN 2019; 11(1): 8-13.
  4. Erevik, E. K., Torsheim, T., Andreassen, C. S., Krossbakken, E., Vedaa, O., & Pallesen, S. (2019). The associations between low-level gaming, high-level gaming and problematic alcohol use. Addict Behav Rep, 10, 100186. doi:10.1016/j.abrep.2019.100186
  5. Erevik, E. K., Pallesen, S., Andreassen, C. S., Vedaa, Ø., Skogstad, A., Dhir, A., & Torsheim, T. (2019). Demographics, Personality and Substance-Use Characteristics Associated with Forming Romantic Relationships. Evolutionary Psychological Science, 1-13
  6. Fetveit A, Straand J, Bjorvatn B, Kristoffersen ES. Self-reported sleeplessness in 12,655 persons living in the north of Norway: The Tromsø study. Sleep Science 2019; in press.
  7. Flaa, T. A., Harris, A., Bjorvatn, B., Gundersen, H., Zakariassen, E., Pallesen, S., & Waage, S. (2019). Sleepiness among personnel in the Norwegian Air Ambulance Service. Int Arch Occup Environ Health. doi:10.1007/s00420-019-01449-w
  8. Garde, A. H., Harris, A., Vedaa, Ø., Bjorvatn, B., hansen, J., Hansen, Å. M., . . . Harma, M. I. (2019). Working hour characteristics and schedules among nurses in three Nordic countries - a comparative study using payroll data. BMC Nursing, (18:12).
  9. Hagatun, S., Vedaa, O., Nordgreen, T., Smith, O. R. F., Pallesen, S., Havik, O. E., . . . Sivertsen, B. (2019a). 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. Behav Sleep Med, 17(2), 137-155. doi:10.1080/15402002.2017.1301941
  10. Hetlevik Ø, Garre-Fivelsdal GD, Bjorvatn B, Hjørleifsson S, Ruths S. Patient-reported depression treatment and future preferences: an observational study in general practice. Family Practice 2019 in press. PMID: 31215999.
  11. Hjorleifsson, S., Bjorvatn, B., Meland, E., Rortveit, G., Hannestad, Y., & Bondevik, G. T. (2019). The when and how of the gynaecological examination: a survey among Norwegian general practitioners. Scand J Prim Health Care, 37(2), 264-270. doi:10.1080/02813432.2019.1619829
  12. Katsifaraki, M., Nilsen, K. B., Christensen, J. O., Waersted, M., Knardahl, S., Bjorvatn, B., . . . Matre, D. (2019). Sleep duration mediates abdominal and lower-extremity pain after night work in nurses. Int Arch Occup Environ Health, 92(3), 415-422. doi:10.1007/s00420-018-1373-9
  13. Katsifaraki, M., Nilsen, K. B., Waersted, M., Knardahl, S., Lie, J. A. S., Bjorvatn, B., . . . Matre, D. (2018). The association of sleepiness, insomnia, sleep disturbance and pain: a study amongst shiftworking nurses. Sleep and Biological Rhythms, 16(1), 133-140. doi:10.1007/s41105-017-0135-5
  14. Lehmann, S., Ringbaek, T., Lokke, A., Grote, L., Hedner, J., & Lindberg, E. (2019). A randomized trial to determine the impact of indacaterol/glycopyrronium on nighttime oxygenation and symptoms in patients with moderate-to-severe COPD: the DuoSleep study. Int J Chron Obstruct Pulmon Dis, 14, 199-210. doi:10.2147/COPD.S184127
  15. Lien, M., Bredeli, E., Sivertsen, B., Kallestad, H., Pallesen, S., Smith, O. R. F., . . . Vedaa, O. (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. Chronobiol Int, 36(10), 1384-1398. doi:10.1080/07420528.2019.1647435
  16. Lowden, A., Ozturk, G., Reynolds, A., & Bjorvatn, B. (2019). Working Time Society consensus statements: Evidence based interventions using light to improve circadian adaptation to working hours. Ind Health, 57(2), 213-227. doi:10.2486/indhealth.SW-9
  17. Markussen, H., Lehmann, S., Nilsen, R. M., & Natvig, G. K. (2019). Health-related quality of life as predictor for mortality in patients treated with long-term mechanical ventilation. BMC Pulm Med, 19(1), 13. doi:10.1186/s12890-018-0768-4
  18. Martinsen, E. M. H., Eagan, T. M. L., Leiten, E. O., Nordeide, E., Bakke, P. S., Lehmann, S., & Nielsen, R. (2019). Motivation and response rates in bronchoscopy studies. Multidiscip Respir Med, 14, 14. doi:10.1186/s40248-019-0178-3
  19. Pallesen, S., Jacobsen, D. P., Nielsen, M. B., & Gjerstad, J. (2019). The 5-HTTLPR rs25531 LALA-genotype increases the risk of insomnia symptoms among shift workers. Sleep Medicine, 60, 224-229. doi:10.1016/j.sleep.2019.04.009
  20. Romslo JE, Bjorvatn B. Trøtthet utgjør en sikkerhetsrisiko. Sykepleien.no 2019 https://sykepleien.no/meninger/innspill/2019/02/trotthet-utgjor-en-sikkerhetsrisiko
  21. Sivertsen, B., Vedaa, O., Harvey, A. G., Glozier, N., Pallesen, S., Aaro, L. E., . . . Hysing, M. (2019). Sleep patterns and insomnia in young adults: A national survey of Norwegian university students. Journal of Sleep Research, 28(2). doi:UNSP e1279010.1111/jsr.12790
  22. Sorengaard, T. A., Karlsen, H. R., Langvik, E., Pallesen, S., Bjorvatn, B., Waage, S., . . . Saksvik-Lehouillier, I. (2019a). Insomnia as a Partial Mediator of the Relationship Between Personality and Future Symptoms of Anxiety and Depression Among Nurses. Frontiers in Psychology, 10. doi:ARTN 90110.3389/fpsyg.2019.00901
  23. Sorengaard, T. A., Karlsen, H. R., Langvik, E., Pallesen, S., Bjorvatn, B., Waage, S., . . . Saksvik-Lehouillier, I. (2019b). Insomnia as a Partial Mediator of the Relationship Between Personality and Future Symptoms of Anxiety and Depression Among Nurses. Frontiers in Psychology, 10, 901. doi:10.3389/fpsyg.2019.00901
  24. Stangenes KM, Hysing M, Elgen IB, Halvorsen T, Markestad T, Bjorvatn B. Sleep problems are associated with behavioural problems and respiratory health in children born extremely preterm. A parental questionnaire study. BMJ Peadiatrics Open in press.
  25. Steine, I. M., Skogen, J. C., Krystal, J. H., Winje, D., Milde, A. M., Gronli, J., . . . Pallesen, S. (2019a). Insomnia symptom trajectories among adult survivors of childhood sexual abuse: A longitudinal study. Child Abuse & Neglect, 93, 263-276. doi:10.1016/j.chiabu.2019.05.009
  26. Vedaa, O., Hagatun, S., Kallestad, H., Pallesen, S., Smith, O. R. F., Thorndike, F. P., . . . Sivertsen, B. (2019a). Long-Term Effects of an Unguided Online Cognitive Behavioral Therapy for Chronic Insomnia. Journal of Clinical Sleep Medicine, 15(1), 101-110. doi:10.5664/jcsm.7580
  27. Vedaa, O., Harris, A., Erevik, E. K., Waage, S., Bjorvatn, B., Sivertsen, B., . . . Pallesen, S. (2019). Short rest between shifts (quick returns) and night work is associated with work-related accidents. Int Arch Occup Environ Health. doi:10.1007/s00420-019-01421-8
  28. Vedaa, O., Pallesen, S., Erevik, E. K., Svensen, E., Waage, S., Bjorvatn, B., . . . Harris, A. (2019). Long working hours are inversely related to sick leave in the following 3 months: a 4-year registry study. Int Arch Occup Environ Health, 92(4), 457-466. doi:10.1007/s00420-018-1372-x
  29. Vedaa, Ø., Erevik, E. K., Hysing, M., Hayley, A. C., & Sivertsen, B. (2019). Insomnia, sleep duration and academic performance: a national survey of Norwegian college and university students. Sleep Medicine: X, 100005.
  30. Wilhelmsen-Langeland, A., Saxvig, I. W., Johnsen, E. H., Marszalek, M. A., Andersen, M. I. W., Saetre, V. K., . . . Bjorvatn, B. (2019). Patients with delayed sleep-wake phase disorder show poorer executive functions compared to good sleepers. Sleep Medicine, 54, 244-249. doi:10.1016/j.sleep.2018.10.035
  31. Zakariassen, E., Waage, S., Harris, A., Gatterbauer-Trischler, P., Lang, B., Voelckel, W., . . . Bjorvatn, B. (2019). Causes and Management of Sleepiness Among Pilots in a Norwegian and an Austrian Air Ambulance Service-A Comparative Study. Air Med J, 38(1), 25-29. doi:10.1016/j.amj.2018.11.002
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