Blar i NTNU Open på forfatter "Kallestad, Håvard"
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A pragmatic effectiveness randomized controlled trial of the duration of psychiatric hospitalization in a trans- diagnostic sample of patients with acute mental illness admitted to a ward with either blue-depleted evening lighting or normal lighting conditions
Scott, Janine Linda; Langsrud, Knut; Vethe, Daniel; Kjørstad, Kaia; Vestergaard, Cecilie Lund; Faaland, Patrick; Lydersen, Stian; Vaaler, Arne; Morken, Gunnar; Torgersen, Terje; Kallestad, Håvard (Journal article; Peer reviewed, 2019)Background There is increasing recognition of the need to stabilize sleep-wake cycles in individuals with major mental disorders. As such, clinicians and researchers advocate the use of interventions targeted at sleep and ... -
Association studies of up to 1.2 million individuals yield new insights into the genetic etiology of tobacco and alcohol use
Liu, Ming; Jiang, Yu; Wedow, Robbee; Li, Yue; Brazel, David M.; Chen, Fang; Datta, Gargi; Davila-Velderrain, Jose; Mitchell, Amy; Skogholt, Anne Heidi; Sivertsen, Børge; Stordal, Eystein; Morken, Gunnar; Kallestad, Håvard; Heuch, Ingrid; Zwart, John-Anker; Fjukstad, Katrine Kveli; Pedersen, Linda Margareth; Johnsen, Marianne Bakke; Skrove, Marit Synnøve; Indredavik, Marit Sæbø; Drange, Ole Kristian; Bjerkeset, Ottar; Børte, Sigrid; Stensland, Synne; Choquet, Hélène; Docherty, Anna R.; Faul, Jessica D.; Foerster, Johanna R.; Fritsche, Lars; Gabrielsen, Maiken Elvestad; Gordon, Scott D.; Haessler, Jeffrey; Hottenga, Jouke-Jan; Huang, Hongyan; Jang, Seon-Kyeong; Jansen, Philip R.; Ling, Yueh; Mägi, Reedik; Matoba, Nana; McMahon, George; Mulas, Antonella; Orrú, Valeria; Palviainen, Teemu; Pandit, Anita; Reginsson, Gunnar W.; Smith, Jennifer A.; Taylor, Amy E.; Turman, Constance; Willemsen, Gonneke; Young, Hannah; Young, Kendra A.; Zajac, Gregory J.M.; Zhao, Wei; Zhou, Wei; Björnsdóttir, Gyda Thora; Boardman, Jason D.; Boehnke, Michael; Boomsma, Dorret I.; Chen, Chu; Davies, Gareth E.; Eaton, Charles B.; Winsvold, Bendik K S; Hveem, Kristian; Vrieze, Scott (Journal article; Peer reviewed, 2019)Tobacco and alcohol use are leading causes of mortality that influence risk for many complex diseases and disorders1. They are heritable2,3 and etiologically related4,5 behaviors that have been resistant to gene discovery ... -
Cognitive behavioral therapy for insomnia in euthymic bipolar disorder: study protocol for a randomized controlled trial
Steinan, Mette Kvisten; Krane-Gartiser, Karoline; Langsrud, Knut; Sand, Trond; Kallestad, Håvard; Morken, Gunnar (Journal article; Peer reviewed, 2014)Background Patients with bipolar disorder experience sleep disturbance, even in euthymic phases. Changes in sleep pattern are frequent signs of a new episode of (hypo)mania or depression. Cognitive behavioral therapy for ... -
Cognitive performance in DSWPD patients upon awakening from habitual sleep compared with forced conventional sleep
Solheim, Brandy; Olsen, Alexander; Kallestad, Håvard; Langsrud, Knut; Bjorvatn, Bjørn; Gradisar, Michael; Sand, Trond (Journal article; Peer reviewed, 2018)Difficult early morning awakening is one of the defining symptoms of delayed sleep–wake phase disorder. It is accompanied by low cognitive arousal and drowsiness resulting in difficulty concentrating and focusing attention ... -
Differences between patients’ and clinicians’ report of sleep disturbance: a field study in mental health care in Norway
Kallestad, Håvard; Hansen, Bjarne; Langsrud, Knut; Ruud, Torleif; Morken, Gunnar; Stiles, Tore C; Gråwe, Rolf W. (Journal article; Peer reviewed, 2011)Background The aims of the study was to assess the prevalence of diagnosed insomnia and the agreement between patient- and clinician-reported sleep disturbance and use of prescribed hypnotic medication in patients in ... -
Effects of digital cognitive behavioural therapy for insomnia on insomnia severity: a large-scale randomised controlled trial
Vedaa, Øystein; Kallestad, Håvard; Scott, Janine Linda; Smith, Otto Robert Frans; Pallesen, Ståle; Morken, Gunnar; Langsrud, Knut; Gehrman, Philip; Thorndike, Frances P.; Ritterband, Lee M.; Harvey, Allison G.; Stiles, Tore C; Sivertsen, Børge (Peer reviewed; Journal article, 2020)Background Although several large-scale randomised controlled trials have shown the efficacy of digital cognitive behavioural therapy for insomnia (dCBT-I), there is a need to validate widespread dissemination of dCBT-I ... -
Long-Term Effects of an Unguided Online Cognitive Behavioral Therapy for Chronic Insomnia
Vedaa, Øystein; Hagatun, Susanne; Kallestad, Håvard; Pallesen, Ståle; Smith, Otto Robert Frans; Thorndike, Frances P; Ritterband, Lee M.; Sivertsen, Børge (Journal article; Peer reviewed, 2019)STUDY OBJECTIVES: The aim of this study was to test the efficacy of fully automated Internet-delivered cognitive behavioral therapy for insomnia (CBT-I) 18 months after the intervention period on sleep, daytime functioning, ... -
Mental illness in the perinatal period: Associations between gestational insomnia and perinatal anxiety and depression
Osnes, Rannveig Storaune (Doctoral theses at NTNU;2020:309, Doctoral thesis, 2020)Psykiske lidingar i perinatalperioden: Samanhengar mellom insomni i svangerskapet og angst og depresjon før og etter fødselen Sjølv om svangerskapet og tida etter fødselen, ofte kalla perinatalperioden, er ei fin tid for ... -
Mid-Pregnancy Insomnia and its Association with Perinatal Depressive Symptoms: A Prospective Cohort Study
Osnes, Rannveig Storaune; Eberhard-Gran, Malin; Follestad, Turid; Kallestad, Håvard; Morken, Gunnar; Roaldset, John Olav (Journal article; Peer reviewed, 2020)Objective/Background: Insomnia and depression are disorders that affect many perinatal women and that often are interrelated. The present study aimed to examine concurrent and prospective associations between mid-pregnancy ... -
Mid-pregnancy insomnia is associated with concurrent and postpartum maternal anxiety and obsessive-compulsive symptoms: A prospective cohort study
Osnes, Rannveig Storaune; Eberhard-Gran, Malin; Follestad, Turid; Kallestad, Håvard; Morken, Gunnar; Roaldset, John Olav (Peer reviewed; Journal article, 2020)Background Although many perinatal women are affected by anxiety, few studies have focused on perinatal anxiety and its potential triggers. The primary aim of this study was to examine concurrent and prospective ... -
Mild to moderate partial sleep deprivation is associated with increased impulsivity and decreased positive affect in young adults
Saksvik-Lehouillier, Ingvild; Saksvik, Simen Berg; Dahlberg, Berit Johanna; Tanum, Tiril Kristine; Ringen, Heidi; Karlsen, Håvard Rudi; Smedbøl, Trine; Sørengaard, Torhild Anita; Stople, Mailen; Kallestad, Håvard; Olsen, Alexander (Peer reviewed; Journal article, 2020)The effects of mild–moderate partial sleep deprivation on affective and cognitive functioning were evaluated in a naturalistic home environment, mimicking short sleep typically caused by demands from work or society. A ... -
Overcoming insomnia: Protocol for a large-scale randomised controlled trial of online cognitive behaviour therapy for insomnia compared with online patient education about sleep
Kallestad, Håvard; Vedaa, Øystein; Scott, Janine Linda; Morken, Gunnar; Pallesen, Ståle; Harvey, Allison G.; Gehrman, Phil; Thorndike, Frances; Ritterband, Lee; Stiles, Tore C; Sivertsen, Børge (Journal article; Peer reviewed, 2018)Introduction Insomnia is a major public health concern. While cognitive behaviour therapy for insomnia (CBT-I) is acknowledged as the best available intervention, there are unanswered questions about its wider dissemination, ... -
Short and long-term effects of unguided internet-based cognitive behavioral therapy for chronic insomnia in morning and evening persons: a post-hoc analysis
Lien, Mats; Bredeli, Einar Rørstad; Sivertsen, Børge; Kallestad, Håvard; Pallesen, Ståle; Smith, Otto Robert Frans; Faaland, Patrick; Ritterband, Lee M.; Thorndike, Frances P.; Vedaa, Øystein (Journal article; Peer reviewed, 2019)A post-hoc analysis comparing morning and evening persons with insomnia on sleep and mental health characteristics was conducted in order to investigate whether an Internet-based cognitive behavioral therapy for insomnia ... -
Sleep disturbance: Clinical significance in mental health care and cognitive factors
Kallestad, Håvard (Doktoravhandlinger ved NTNU, 1503-8181; 2012:340, Doctoral thesis, 2012)Omkring en av ti nordmenn lider av kronisk søvnforstyrrelse. Flere studier har vist at individer som blir rammet av dette har høyere risiko for flere negative hendelser slik som utvikling av andre psykiske lidelser, mer ... -
Sleep structure and awakening threshold in delayed sleep-wake phase disorder patients compared to healthy sleepers
Solheim, Brandy; Langsrud, Knut; Kallestad, Håvard; Engstrøm, Morten; Bjorvatn, Bjørn; Sand, Trond (Journal article; Peer reviewed, 2018)Study Objectives Difficult early morning awakening is a primary symptom of delayed sleep-wake phase disorder (DSWPD), however, it remains poorly investigated. Our main objective was to quantify the awakening threshold in ... -
The Predictive Properties of Violence Risk Instruments May Increase by Adding Items Assessing Sleep.
Langsrud, Knut; Vaaler, Arne; Morken, Gunnar; Kallestad, Håvard; Almvik, Roger; Palmstierna, Tom Krisman Kule; Guzey, Ismail Cuneyt (Journal article; Peer reviewed, 2019)Background: The psychometric instruments developed for short-term prediction of violence in psychiatric inpatients do not include variables assessing sleep. Disturbances in sleep may precede aggression in this setting. We ... -
The relationship between improvement in insomnia severity and long-term outcomes in the treatment of chronic fatigue
Vethe, Daniel; Kallestad, Håvard; Jacobsen, Henrik Børsting; Landrø, Nils Inge; Borchgrevink, Petter Chr.; Stiles, Tore C (Journal article; Peer reviewed, 2018)Background: The current treatments of choice for patients with chronic fatigue are moderately effective. One way to advance treatments is identifying process variables associated with good treatment outcomes. There is ...