Blar i Faculty of Psychology på forfatter "Pallesen, Ståle"
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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 ... -
A Brief Report on a Reduced Preference for Passive-Avoidant Leadership After a Restless Night
Nordmo, Morten; Olsen, Olav Kjellevold; Rosseland, Ragna; Blågestad, Tone Fidje; Pallesen, Ståle (Peer reviewed; Journal article, 2018-10-02)The purpose of this study is to investigate the effect of fragmented sleep on followers’ leadership preferences. In a counterbalanced experimental study involving 39 followers, changes in leadership preferences were recorded ... -
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 ... -
Changes Over Time and Predictors of Online Gambling in Three Norwegian Population Studies 2013–2019
Pallesen, Ståle; Mentzoni, Rune Aune; Morken, Arne Magnus; Engebø, Jonny; Kaur, Puneet; Erevik, Eilin K. (Journal article; Peer reviewed, 2021)Objectives: To investigate changes over time and identify predictors of online gambling among gamblers by using three Norwegian representative samples covering a 6-year (2013–2019) period. We also aimed to identify different ... -
Circadian preference in young adults: Associations with sleep and mental health outcomes from a national survey of Norwegian university students
Kjørstad, Kaia; Vedaa, Øystein; Pallesen, Ståle; Saxvig, Ingvild W.; Hysing, Mari; Sivertsen, Børge (Journal article; Peer reviewed, 2022)Individual preferred timing of sleep and activity patterns, known as circadian preference, ranges from definitely morning types to definitely evening types. Being an evening type has been linked to adverse sleep and mental ... -
Clinical Significance of Periodic Limb Movement Disorder (PLMD) in Insomnia Patients
Sivertsen, Børge; Omvik, Siri; Straume, Sivert; Pallesen, Ståle; Bjorvatn, Bjørn; Havik, Odd E. (Peer reviewed; Journal article, 2008) -
Comparing Physical Exercise in Groups to Group Cognitive Behaviour Therapy for the Treatment of Panic Disorder in a Randomized Controlled Trial
Hovland, Anders; Nordhus, Inger Hilde; Sjøbø, Trond; Gjestad, Bente A.; Birknes, Birthe; Martinsen, Egil W.; Torsheim, Torbjørn; Pallesen, Ståle (Peer reviewed; Journal article, 2012-07-05)Background: Previous studies have suggested that physical exercise can reduce symptoms for subjects suffering from panic disorder (PD). The efficacy of this intervention has so far not been compared to an established ... -
Core and peripheral criteria of video game addiction in the game addiction scale for adolescents
Brunborg, Geir Scott; Hanss, Daniel; Mentzoni, Rune Aune; Pallesen, Ståle (Peer reviewed; Journal article, 2015-05)Assessment of video game addiction often involves measurement of peripheral criteria that indicate high engagement with games, and core criteria that indicate problematic use of games. A survey of the Norwegian population ... -
Daily sleep quality and naval work performance: the role of leadership
Nordmo, Morten; Olsen, Olav Kjellevold; Hetland, Jørn; Espevik, Roar; Bakker, Arnold Bastiaan; Pallesen, Ståle (Peer reviewed; Journal article, 2019)Background: Poor sleep is a growing concern in naval settings. Previous research has demonstrated that both civilian and military naval work strains sleep quality as well as a negative relationship between sleep quality ... -
Dataspillavhengighet : en oversikt over utbredelse, måling, korrelater, og behandling
Huang, Kristin Zhuoling; Pallesen, Ståle; Mentzoni, Rune Aune; Hanss, Daniel; Andreassen, Cecilie Schou; Molde, Helge (Peer reviewed; Journal article, 2015)I forskningsmiljøene har det vært diskutert hvorvidt dataspillavhengighet (overdreven og tvangspreget dataspilling) er et nyttig begrep, hvordan det skal defineres og hva slags forklaringsmodeller som er mest passende. Per ... -
Delayed sleep phase syndrome in adolescents: prevalence and correlates in a large population based study
Sivertsen, Børge; Pallesen, Ståle; Stormark, Kjell Morten; Bøe, Tormod; Lundervold, Astri Johansen; Hysing, Mari (Peer reviewed; Journal article, 2013-12-11)Background: The aims of this study were to estimate the prevalence of Delayed Sleep Phase Syndrome (DSPS) in adolescence, and to examine the association to insomnia and school non-attendance. Methods: Data stem from a large ... -
Demographical, personality, alcohol use, and mental health characteristics associated with different alcoholic beverage preferences among students
Erevik, Eilin K.; Torsheim, Torbjørn; Vedaa, Øystein; Andreassen, Cecilie Schou; Pallesen, Ståle (Journal article; Peer reviewed, 2020-10-20)The study investigates correlates (i.e. demographics, personality, alcohol use and alcohol-related harm, alcohol expectancies, and mental health) of different alcoholic beverage preferences (i.e. beer/alcopops/cider, wine, ... -
Demographics, personality and substance-use characteristics associated with forming romantic relationships
Erevik, Eilin K.; Pallesen, Ståle; Andreassen, Cecilie Schou; Vedaa, Øystein; Skogstad, Anders; Dhir, Amandeep; Torsheim, Torbjørn (Peer reviewed; Journal article, 2020)The current study aimed to identify demographic, personality and substance-use characteristics associated with forming romantic relationships. Data were collected by two online surveys among students in Bergen, Norway, ... -
Den samfunnsøkonomiske kostnaden av problemspilling i Norge
Kristensen, Joakim Hellumbråten; Leino, Tony Mathias; Pallesen, Ståle (Research report, 2022)Pengespill er for de fleste en adspredende underholdning. Et mindretall opplever imidlertid å miste kontrollen over spillingen. Problemspilling er en tilstand knyttet til en rekke negative konsekvenser for spilleren, ... -
Different Typologies of Gamers Are Associated with Mental Health: Are Students DOOMed?
Finserås, Turi Reiten; Sivertsen, Børge; Pallesen, Ståle; Leino, Tony Mathias; Mentzoni, Rune Aune; Skogen, Jens Christoffer (Journal article; Peer reviewed, 2022)(1) Background: The inclusion of Internet Gaming Disorder in the Diagnostic and Statistical Manual for Mental Disorders (DSM-5) led to a rapid development of assessment instruments based on the suggested diagnosis. However, ... -
Direct Marketing Experiences Among Individuals With Current and Lifetime Gambling Disorder
Syvertsen, André; Pallesen, Ståle; Erevik, Eilin K.; Mentzoni, Rune Aune (Journal article; Peer reviewed, 2020)Gambling providers use varied and complex marketing techniques, including marketing that targets the individual directly. Previous research indicates that individuals with gambling disorder are disproportionately influenced ... -
Disclosure and exposure of alcohol on social media and later alcohol use: A large-scale longitudinal study
Erevik, Eilin K.; Torsheim, Torbjørn; Andreassen, Cecilie Schou; Vedaa, Øystein; Pallesen, Ståle (Peer reviewed; Journal article, 2017-11-01)This article aims to investigate whether alcohol-related disclosure and exposure on social media can predict later alcohol use, and to identify covariates in these relationships. Data were collected by online surveys (two ... -
Do online privacy concerns predict selfie behavior among adolescents, young adults and adults?
Dhir, Amandeep; Torsheim, Torbjørn; Pallesen, Ståle; Andreassen, Cecilie Schou (Peer reviewed; Journal article, 2017-05-23)Selfies, or self-portraits, are often taken and shared on social media for online self-presentation reasons, which are considered essential for the psychosocial development and well-being of people in today’s culture. ... -
Doxazosin for the treatment of nightmare disorder: A diary-based case study
Pallesen, Ståle; Hamre, HS; Lang, Nina; Bjorvatn, Bjørn (Journal article; Peer reviewed, 2020)The α1-adrenergic antagonist prazosin has showed good effect against posttraumatic stress disorder–related nightmares in several randomized controlled trials. The α1-adrenergic antagonist doxazosin, which has a longer ...