Blar i Bergen Open Research Archive på forfatter "Kjørstad, Kaia"
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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 ... -
Dysfunctional beliefs and attitudes about sleep (DBAS) mediate outcomes in dCBT-I on psychological distress, fatigue, and insomnia severity
Faaland, Patrick; Vedaa, Øystein; Langsrud, Knut; Sivertsen, Børge; Lydersen, Stian; Saksvik, Simen Berg; Vestergaard, Cecilie Lund; Kjørstad, Kaia; Vethe, Daniel; Ritterband, Lee M.; Harvey, Allison G.; Stiles, Tore Charles; Scott, Janine Linda; Kallestad, Håvard (Journal article; Peer reviewed, 2023)Objective/background Digital cognitive behavioral therapy for insomnia (dCBT-I) improves several sleep and health outcomes in individuals with insomnia. This study investigates whether changes in Dysfunctional Beliefs and ... -
Evening light environments can be designed to consolidate and increase the duration of REM-sleep
Vethe, Daniel; Drews, Henning Johannes; Scott, Janine Linda; Engstrøm, Morten; Heglum, Hanne Siri Amdahl; Grønli, Janne; Wisor, J.P.; Sand, Trond; Lydersen, Stian; Kjørstad, Kaia; Faaland, Patrick; Vestergaard, Cecilie Lund; Langsrud, Knut; Kallestad, Håvard (Journal article; Peer reviewed, 2022)Evening exposure to short-wavelength light has disruptive effects on circadian rhythms and sleep. These effects can be mitigated by blocking short-wavelength (blue) frequencies, which has led to the development of evening ... -
Sleep and work functioning in nurses undertaking inpatient shifts in a blue-depleted light environment
Kjørstad, Kaia; Faaland, Patrick; Sivertsen, Børge; Kallestad, Håvard; Langsrud, Knut; Vethe, Daniel; Vestergaard, Cecilie Lund; Harris, Anette Kristoffersen; Pallesen, Ståle; Scott, Jan; Vedaa, Øystein (Journal article; Peer reviewed, 2022-07-18)Background: Blue-depleted light environments (BDLEs) may result in beneficial health outcomes for hospital inpatients in some cases. However, less is known about the effects on hospital staff working shifts. This study ...