Blar i Department of Psychosocial Science på forfatter "Stormark, Kjell Morten"
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The association between symptoms of depression and school absence in a population-based study of late adolescents
Askeland, Kristin Gärtner; Bøe, Tormod; Lundervold, Astri J.; Stormark, Kjell Morten; Hysing, Mari (Journal article; Peer reviewed, 2020)Objective: School attendance is an important functional marker in adolescence, and knowledge of the correlates of school absence is important to inform preventive efforts. The main aim of the present study was to investigate ... -
Complex families and health complaints among adolescents: A population-based cross-sectional study
Nilsen, Sondre Aasen; Hysing, Mari; Breivik, Kyrre; Heradstveit, Ove; Sunde, Eilif Vingen; Stormark, Kjell Morten; Bøe, Tormod (Peer reviewed; Journal article, 2019)Aims: The structure of adolescents’ families has become more complex over the last decades in several western countries. In parallel, health complaints among adolescents appear to have risen in the Nordic countries. This ... -
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 ... -
Fatty Fish Intake and the Effect on Mental Health and Sleep in Preschool Children in FINS-KIDS, a Randomized Controlled Trial
Hysing, Mari; Kvestad, Ingrid; Kjellevold, Marian; Midtbø, Lisa Kolden; Graff, Ingvild Eide; Lie, Øyvind; Hurum, Hallvard Moen; Stormark, Kjell Morten; Øyen, Jannike (Peer reviewed; Journal article, 2018-10-11)Mental health and sleep problems are prevalent in children during preschool years. The aim of the current study was to investigate if increased intake of fatty fish compared with meat improves mental health and sleep in ... -
Perfectionism in Adolescence: Associations With Gender, Age, and Socioeconomic Status in a Norwegian Sample
Sand, Liv; Bøe, Tormod; Shafran, Roz; Stormark, Kjell Morten; Hysing, Mari (Journal article; Peer reviewed, 2021)Background: Perfectionism in adolescence has received increased attention, but few studies have examined this in non-clinical samples. This study investigated perfectionism among adolescents from the general population in ... -
Physical inactivity, non-participation in sports and socioeconomic status: a large population-based study among Norwegian adolescents
Heradstveit, Ove; Haugland, Siren; Hysing, Mari; Stormark, Kjell Morten; Sivertsen, Børge; Bøe, Tormod (Journal article; Peer reviewed, 2020)Background Physical activity in adolescence is found to promote both immediate and long-term health, as well as school- and work performance. Previous studies suggest that parental socioeconomic status (SES) may influence ... -
Prevalence of psychiatric disorders in Norwegian 10-14-year-olds: Results from a cross-sectional study
Bøe, Tormod; Heiervang, Einar Røshol; Stormark, Kjell Morten; Lundervold, Astri J.; Hysing, Mari (Journal article; Peer reviewed, 2021)Youth mental health problems is the leading cause of disability worldwide and a major public health concern. Prevalence rates are needed for planning preventive interventions and health care services. We here report Norwegian ... -
Sleep and use of electronic devices in adolescence: Results from a large population-based study
Hysing, Mari; Pallesen, Ståle; Stormark, Kjell Morten; Jakobsen, Reidar; Lundervold, Astri; Sivertsen, Børge (Peer reviewed; Journal article, 2015-02-02)Objectives: Adolescents spend increasingly more time on electronic devices, and sleep deficiency rising in adolescents constitutes a major public health concern. The aim of the present study was to investigate daytime ... -
Time in bed, sleep sufficiency and emotional and behavioral problems in a general population of 10-12 year old children
Fosse, Hedvik Elisabeth; Pallesen, Ståle; Hysing, Mari; Stormark, Kjell Morten (Peer reviewed; Journal article, 2011-10)Objective: To examine the relationship between time in bed, sleep sufficiency and emotional and behavioral problems in a general population of children aged 10-12 years (N=5095). Methods: Emotional and behavioral problems ...