Blar i Bergen Open Research Archive på forfatter "Hystad, Sigurd William"
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Beyond sleep duration: Sleep timing as a risk factor for childhood obesity
Skjåkødegård, Hanna Flækøy; Danielsen, Yngvild Sørebø; Frisk, Bente; Hystad, Sigurd William; Roelants, Mathieu; Pallesen, Ståle; Conlon, Rachel; Wilfley, Denise E.; Juliusson, Petur Benedikt (Journal article; Peer reviewed, 2021)Background: Ample evidence attests to the relationship between short sleep duration, sleep problems and childhood obesity. However, few studies have examined the association between sleep timing and obesity in ... -
The Brief Norwegian Safety Climate Inventory (Brief NORSCI) – Psychometric properties and relationships with shift work, sleep, and health
Nielsen, Morten Birkeland; Hystad, Sigurd William; Eid, Jarle (Peer reviewed; Journal article, 2015-11-26)The aim of this study was to establish the psychometric properties of the 11-item Brief Norwegian Safety Climate Inventory (Brief NORSCI) and to examine direct and indirect associations between shift work schedules, sleep ... -
The combined influence of hardiness and cohesion on mental health in a military peacekeeping mission: A prospective study
Thomassen, Ådne Gabriel; Hystad, Sigurd William; Johnsen, Bjørn Helge; Johnsen, Grethe; Laberg, Jon Christian; Eid, Jarle (Peer reviewed; Journal article, 2015-06-16)A large number of studies have shown that hardiness and cohesion are associated with mental health in a military context. However, most of them are presented without controlling for baseline mental health symptoms, which ... -
The dimensionality of the 12-item general health questionnaire (GHQ-12): Comparisons of factor structures and invariance across samples and time
Hystad, Sigurd William; Johnsen, Bjørn Helge (Journal article; Peer reviewed, 2020-06-11)Because of its brevity, the 12-item General Health Questionnaire (GHQ-12) has become one of the most popular and used measure for detecting psychological distress. Originally intended as a unidimensional measure, the ... -
Distributed situation awareness in complex collaborative systems: A field study of bridge operations on platform supply vessels
Sandhåland, Hilde; Oltedal, Helle Asgjerd; Hystad, Sigurd William; Eid, Jarle (Peer reviewed; Journal article, 2015-06)This study provides empirical data about shipboard practices in bridge operations on board a selection of platform supply vessels (PSVs). Using the theoretical concept of distributed situation awareness, the study examines ... -
Do Ideals Differ and Matter? An Investigation of Authentic Leadership Ideals Among Norwegian Military Officers Across Generations – and Its Impact on Leadership Practice
Olsen, Olav Kjellevold; Johansen, Rino Bandlitz; Hystad, Sigurd William (Journal article; Peer reviewed, 2021)The aim of the present study was to learn more about the content of leadership ideals among Norwegian military officers, and to what degree such ideals influence the officers’ actual leadership practice. We have also ... -
Does psychological capital moderate the relationship between worries about accidents and sleepiness?
Valdersnes, Kjersti Bergheim; Eid, Jarle; Hystad, Sigurd William; Nielsen, Morten Birkeland (Peer reviewed; Journal article, 2017)The present study investigated psychological capital (PsyCap) as a protective factor in the relationship between worries about accidents and sleepiness among seafarers. The hypothesis that strong PsyCap weakens the ... -
Effect of D-Cycloserine on the Effect of Concentrated Exposure and Response Prevention in Difficult-to-Treat Obsessive-Compulsive Disorder: A Randomized Clinical Trial
Kvale, Gerd; Hansen, Bjarne; Hagen, Kristen; Abramowitz, Jonathan S.; Børtveit, Tore; Craske, Michelle G.; Franklin, Martin E.; Haseth, Svein; Himle, Joseph A; Hystad, Sigurd William; Kristensen, Beate; Launes, Gunvor; Lund, Anders; Solem, Stian; Öst, Lars Gøran (Journal article; Peer reviewed, 2020)Importance Evidence is lacking for viable treatment options for patients with difficult-to-treat obsessive-compulsive disorder (OCD). It has been suggested that D-cycloserine (DCS) could potentiate the effect of exposure ... -
Evaluation of novel concentrated interdisciplinary group rehabilitation for patients with chronic illnesses: Protocol for a nonrandomized clinical intervention study
Kvale, Gerd; Frisk, Bente; Jürgensen, Marte; Børtveit, Tore; Ødegaard-Olsen, Øystein Theodor; Wilhelmsen-Langeland, Ane; Aarli, Bernt Bøgvald; Sandnes, Kristina; Rykken, Sidsel; Haugstvedt, Anne; Hystad, Sigurd William; Søfteland, Eirik (Journal article; Peer reviewed, 2021)Background: An aging population with a growing burden of chronic complex illnesses will seriously challenge the public health care system. Consequently, novel and efficacious treatment approaches are highly warranted. Based ... -
Family-based treatment of children with severe obesity in a public healthcare setting: Results from a randomized controlled trial
Skjåkødegård, Hanna Flækøy; Conlon, Rachel P. K.; Hystad, Sigurd William; Roelants, Mathieu; Olsson, Sven J. G.; Frisk, Bente; Wilfley, Denise E.; Danielsen, Yngvild Sørebø; Juliusson, Pétur Benedikt (Journal article; Peer reviewed, 2022)To compare the effectiveness of family-based behavioural social facilitation treatment (FBSFT) versus treatment as usual (TAU) in children with severe obesity. Parallel-design, nonblinded, randomized controlled trial ... -
Fatigue in seafarers working in the offshore oil and gas re-supply industry: effects of safety climate, psychosocial work environment and shift arrangement
Hystad, Sigurd William; Saus-Rose, Evelyn; Sætrevik, Bjørn; Eid, Jarle (Peer reviewed; Journal article, 2013)This study examined the influence of safety climate and psychosocial work environment on the reported fatigue of seafarers working in the offshore oil and gas re-supply industry (n = 402). We found that seafarers who ... -
Lean on me: A scoping review of the essence of workplace support among child welfare workers
Olaniyan, Oyeniyi Samuel; Hetland, Hilde; Hystad, Sigurd William; Iversen, Anette Christine; Ortiz-Barreda, Gaby M. (Journal article; Peer reviewed, 2020)Child welfare workers (CWWs) often work under conditions similar in nature to workers within safety critical organizations (SCOs). This is because most of their work surrounds child neglect, securing homes for foster ... -
Objectively measured physical activity among treatment seeking children and adolescents with severe obesity and normal weight peers
Danielsen, Yngvild Sørebø; Skjåkødegård, Hanna Flækøy; Mongstad, Marit; Hystad, Sigurd William; Olsson, Sven J. G.; Kleppe, Malin; Juliusson, Pétur Benedikt (Journal article; Peer reviewed, 2022)Background: Treatment seeking children and adolescents with severe obesity often experience barriers to physical activity. Studies objectively measuring physical activity in this group and investigating explanatory factors ... -
Paths to positive growth in parents bereaved by drug-related death: A mixed-method study
Titlestad, Kristine Berg; Kristensen, Pål; O'Connor, Maja; Hystad, Sigurd William; Dyregrov, Kari (Journal article; Peer reviewed, 2022)Introduction: Drug-related deaths (DRDs) are a major public health challenge. Losing a child to a DRD can be a very stressful life event, which places parents at risk of mental and physical health problems. However, traumatic ... -
Perception of specific military skills – the impact of perfectionism and self-efficacy
Myrseth, Helga; Hystad, Sigurd William; Säfvenbom, Reidar; Olsen, Olav Kjellevold (Peer reviewed; Journal article, 2018-08-04)We investigated the development of specific military skills in Norwegian cadets during the three-year military academy training as well as the impact of perfectionism and self-efficacy on the development of these skills. ... -
Physical fitness and psychological hardiness as predictors of parasympathetic control in response to stress: a Norwegian police simulator training study
Sandvik, Asle Makoto; Gjevestad, Espen Svendsen; Aabrekk, Einar; Øhman, Peter; Kjendlie, Per-Ludvik; Hystad, Sigurd William; Bartone, Paul T.; Hansen, Anita Lill; Johnsen, Bjørn Helge (Peer reviewed; Journal article, 2019)The individual biopsychological response to a specific stressor is the result of a complex interplay between many different factors including physiology, behavior, and personality. The goal of the present study was to ... -
Positive organizational behavior and safety in the offshore oil industry: Exploring the determinants of positive safety climate
Hystad, Sigurd William; Bartone, Paul T.; Eid, Jarle (Peer reviewed; Journal article, 2014-01)Much research has now documented the substantial influence of safety climate on a range of important outcomes in safety critical organizations, but there has been scant attention to the question of what factors might be ... -
Psychopathy, anxiety, and resiliency – Psychological hardiness as a mediator of the psychopathy–anxiety relationship in a prison setting
Sandvik, Asle Makoto; Hansen, Anita Lill; Hystad, Sigurd William; Johnsen, Bjørn Helge; Bartone, Paul T. (Peer reviewed; Journal article, 2014-09-14)The literature on the association between psychopathy and anxiety is somewhat mixed, but it has been proposed that one possible advantage of psychopathy might be resiliency against anxiety. Another construct related to ... -
A randomized controlled trial of concentrated ERP, self-help and waiting list for obsessive- compulsive disorder: The Bergen 4-Day Treatment
Launes, Gunvor; Hagen, Kristen; Sunde, Tor; Øst, Lars Gøran; Klovning, Ingrid; Laukvik, Inger Lill; Himle, Joseph A.; Solem, Stian; Hystad, Sigurd William; Hansen, Bjarne; Kvale, Gerd (Peer reviewed; Journal article, 2019-11-15)Background: The Bergen 4-day treatment (B4DT) is a concentrated exposure-based treatment for patients with Obsessive-Compulsive Disorder (OCD) delivered during four consecutive days. The B4DT has in a number of effectiveness ... -
Safe travel: Passenger assessment of trust and safety during seafaring
Hystad, Sigurd William; Olaniyan, Oyeniyi Samuel; Eid, Jarle (Peer reviewed; Journal article, 2016-04)Across two studies, this paper explores passengers’ knowledge and perceptions of safety and risk during voyage at sea. Study 1 showed that, although overall safety knowledge can be considered good, some differences exist ...