Blar i Department of Psychosocial Science på forfatter "Waage, Siri"
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Alerting and Circadian Effects of Short-Wavelength vs. Long-Wavelength Narrow-Bandwidth Light during a Simulated Night Shift
Sunde, Erlend; Pedersen, Torhild; Mrdalj, Jelena; Thun, Eirunn; Grønli, Janne; Harris, Anette; Bjorvatn, Bjørn; Waage, Siri; Skene, Debra J.; Pallesen, Ståle (Journal article; Peer reviewed, 2020)Light can be used to facilitate alertness, task performance and circadian adaptation during night work. Novel strategies for illumination of workplaces, using ceiling mounted LED-luminaires, allow the use of a range of ... -
Blue-enriched white light improves performance but not subjective alertness and circadian adaptation during three consecutive simulated night shifts
Sunde, Erlend; Pedersen, Torhild; Mrdalj, Jelena; Thun, Eirunn; Grønli, Janne; Harris, Anette; Bjorvatn, Bjørn; Waage, Siri; Skene, Debra J.; Pallesen, Ståle (Journal article; Peer reviewed, 2020)Use of blue-enriched light has received increasing interest regarding its activating and performance sustaining effects. However, studies assessing effects of such light during night work are few, and novel strategies for ... -
Bright light exposure during simulated night work improves cognitive flexibility
Sunde, Erlend; Mrdalj, Jelena; Pedersen, Torhild Thue; Bjorvatn, Bjørn; Grønli, Janne; Harris, Anette Kristoffersen; Waage, Siri; Pallesen, Ståle (Journal article; Peer reviewed, 2022)Night work leads to sleepiness and reduced vigilant attention during work hours, and bright light interventions may reduce such effects. It is also known that total sleep deprivation impairs cognitive flexibility as measured ... -
Changes in the Work Schedule of Nurses Related to the COVID-19 Pandemic and Its Relationship with Sleep and Turnover Intention
Djupedal, Ingebjørg Louise Rockwell; Pallesen, Ståle; Harris, Anette Kristoffersen; Waage, Siri; Bjorvatn, Bjørn; Vedaa, Øystein (Journal article; Peer reviewed, 2022-07-17)Background: This study aimed to investigate whether different types of changes in the work schedule of nurses working rotating shifts during the COVID-19 pandemic were associated with sleep duration, sleep quality, and ... -
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
Vedaa, Øystein; Djupedal, Ingebjørg Louise Rockwell; Svensen, Erling; Waage, Siri; Bjorvatn, Bjørn; Pallesen, Ståle; Lie, Stein Atle; Nielsen, Morten Birkeland; Harris, Anette Kristoffersen (Journal article; Peer reviewed, 2022)Introduction In shift work, quick returns refer to transitions between two shifts with less than 11 hours available rest time. Twenty-three per cent of employees in European countries reported having quick returns. Quick ... -
Insomnia as a partial mediator of the relationship between personality and future symptoms of anxiety and depression among nurses
Sørengaard, Torhild Anita; Karlsen, Håvard Rudi; Langvik, Eva; Pallesen, Ståle; Bjorvatn, Bjørn; Waage, Siri; Moen, Bente Elisabeth; Saksvik-Lehouillier, Ingvild (Peer reviewed; Journal article, 2019-04-26)Background: This study investigates insomnia as a partial mediator in the relationship between personality and symptoms of anxiety and depression. Methods: The study is based on partly longitudinal data from the ... -
Long working hours are inversely related to sick leave in the following 3 months: a 4-year registry study
Vedaa, Øystein; Pallesen, Ståle; Erevik, Eilin K.; Svensen, Erling; Waage, Siri; Bjorvatn, Bjørn; Sivertsen, Børge; Harris, Anette (Peer reviewed; Journal article, 2019-05)Purpose: The aim of this study was to investigate the effects of long working hours (≥ 12 h shifts) on sick leave using objective records of shift work exposure and of sick leave. Methods: A total of 1538 ... -
A longitudinal study on the association between quick returns and occupational accidents
Vedaa, Øystein; Harris, Anette; Waage, Siri; Bjorvatn, Bjørn; Thun, Eirunn; Buchvold, Hogne Vikanes; Djupedal, Ingebjørg Louise Rockwell; Pallesen, Ståle (Journal article, 2020)Objective: This study aimed to investigate how change in the number of quick returns [(QR) <11 hours between consecutive shifts] longitudinally is associated with risk of occupational accidents among nurses. Methods: ... -
A national survey on how sexual activity is perceived to be associated with sleep
Pallesen, Ståle; Waage, Siri; Thun, Eirunn; Andreassen, Cecilie Schou; Bjorvatn, Bjørn (Peer reviewed; Journal article, 2020)There is a paucity of studies investigating how sexual activity is perceived to influence sleep, despite conceptions about significant gender differences regarding this issue. In all, 4000 persons, aged between 18 and 55 ... -
Prevalence of shift work disorder: A systematic review and meta-analysis
Pallesen, Ståle; Bjorvatn, Bjørn; Waage, Siri; Harris, Anette Kristoffersen; Sagoe, Dominic (Journal article; Peer reviewed, 2021)Objectives: No systematic review or meta-analysis concerning the prevalence of shift work disorder (SWD) has been conducted so far. The aim was thus to review prevalence studies of SWD, to calculate an overall prevalence ... -
Protocol for a systematic review and meta-analysis on the associations between shift work and sickness absence
Sunde, Erlend; Harris, Anette Kristoffersen; Nielsen, Morten Birkeland; Bjorvatn, Bjørn; Lie, Stein Atle; Holmelid, Øystein; Vedaa, Øystein; Waage, Siri; Pallesen, Ståle (Journal article; Peer reviewed, 2022)Background Shift work, i.e., non-standard work hours, has been associated with both short- and long-term sickness absence. However, findings are inconsistent and inconclusive. Thus far, no comprehensive meta-analytic ... -
Short rest between shifts (quick returns) and night work is associated with work-related accidents
Vedaa, Øystein; Harris, Anette; Erevik, Eilin K.; Waage, Siri; Bjorvatn, Bjørn; Sivertsen, Børge; Moen, Bente Elisabeth; Pallesen, Ståle (Peer reviewed; Journal article, 2019)Purpose: The aim of this study was to examine whether less than 11 h between shifts (i.e., quick returns, QRs) and night shifts is associated with self-reported work-related accidents, near accidents or dozing off at work ... -
Stability and Change of the Personality Traits Languidity and Flexibility in a Sample of Nurses: A 7–8 Years Follow-Up Study
Pallesen, Ståle; Thun, Eirunn; Waage, Siri; Vedaa, Øystein; Harris, Anette Kristoffersen; Blytt, Kjersti Marie; Kaur, Puneet; Bjorvatn, Bjørn (Journal article; Peer reviewed, 2021)The traits languidity (tendency to become tired/sleepy upon losing sleep) and flexibility (ability to sleep and work at odd times) have been implicated in shift work tolerance. However, there is a dearth of knowledge about ...