Blar i Bergen Open Research Archive på forfatter "Saxvig, Ingvild W."
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Effect of continuous positive airway pressure on symptoms of anxiety and depression in patients with obstructive sleep apnea
Lundetræ, Ragnhild Stokke; Saxvig, Ingvild W.; Lehmann, Sverre; Bjorvatn, Bjørn (Journal article; Peer reviewed, 2020)Purpose The objective was to assess the effect of continuous positive airway pressure (CPAP) on symptoms of anxiety and depression in patients with obstructive sleep apnea (OSA). We hypothesized a decrease in symptoms at ... -
Habitual Sleep, Social Jetlag, and Reaction Time in Youths With Delayed Sleep–Wake Phase Disorder. A Case–Control Study
Saxvig, Ingvild W.; Wilhelmsen-Langeland, Ane; Pallesen, Ståle; Nordhus, Inger Hilde; Vedaa, Øystein; Bjorvatn, Bjørn (Peer reviewed; Journal article, 2019-11-12)The aim of this study was to explore habitual sleep, social jetlag, and day-to-day variations in sleep (measured as intra-individual standard deviation, ISD) in youths with delayed sleep–wake phase disorder (DSWPD), compared ... -
No effect of a self-help book for insomnia in patients with obstructive sleep apnea and comorbid chronic insomnia – a randomized controlled trial.
Bjorvatn, Bjørn; Berge, Thomas; Lehmann, Sverre; Pallesen, Ståle; Saxvig, Ingvild W. (Peer reviewed; Journal article, 2018-11-29)Objective: To compare the effects of a self-help book for insomnia to that of sleep hygiene advice in a randomized controlled trial with follow-up after about 3 months among patients who were diagnosed with obstructive ... -
Patients with delayed sleep-wake phase disorder show poorer executive functions compared to good sleepers
Wilhelmsen-Langeland, Ane; Saxvig, Ingvild W.; Johnsen, Emma Hole; Marszalek, Maja Anna; Andersen, Maria Isolde Wiig; Sætre, Vild Katrine; Lundervold, Astri; Vedaa, Øystein; Nordhus, Inger Hilde; Pallesen, Ståle; Bjorvatn, Bjørn (Peer reviewed; Journal article, 2019-02)Objective: Delayed Sleep-Wake Phase Disorder (DSWPD) is associated with negative outcomes, including reduced daytime performance and difficulties with treatment adherence. These outcomes are mediated by executive functions ... -
Prevalence of parasomnias in patients with obstructive sleep apnea. A registry-based cross-sectional study
Lundetræ, Ragnhild S.; Saxvig, Ingvild W.; Pallesen, Ståle; Aurlien, Harald; Lehmann, Sverre; Bjorvatn, Bjørn (Peer reviewed; Journal article, 2018-07-05)Objective: To assess the prevalence of parasomnias in relation to presence and severity of obstructive sleep apnea (OSA). We hypothesized higher parasomnia prevalence with higher OSA severity. Methods: The sample comprised ... -
Sleep in older adolescents. Results from a large cross-sectional, population-based study
Saxvig, Ingvild W.; Bjorvatn, Bjørn; Hysing, Mari; Sivertsen, Børge; Gradisar, Michael; Pallesen, Ståle (Journal article; Peer reviewed, 2020)The aim of the present study was to describe sleep patterns in a large and representative sample of Norwegian adolescents. The sample included 4,010 first-year high school students, aged 16–17 years (54% female), who ... -
Validation of peripheral arterial tonometry as tool for sleep assessment in chronic obstructive pulmonary disease
Holmedahl, Nils Henrik; Fjeldstad, Odd-Magne; Engan, Harald; Saxvig, Ingvild W.; Grønli, Janne (Peer reviewed; Journal article, 2019-12-18)Obstructive sleep apnea (OSA) worsens outcomes in Chronic Obstructive Pulmonary Disease (COPD), and reduced sleep quality is common in these patients. Thus, objective sleep monitoring is needed, but polysomnography (PSG) ...