Browsing Bergen Open Research Archive by Author "Hysing, Mari"
Now showing items 21-40 of 110
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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 ... -
Determinants of Cognitive Development in the Early Life of Children in Bhaktapur, Nepal
Ranjitkar, Suman; Hysing, Mari; Kvestad, Ingrid; Shrestha, Merina; Ulak, Manjeswori; Shilpakar, Jaya Shree; Sintakala, Roshan; Chandyo, Ram Krishna; Shrestha, Laxman; Strand, Tor A (Peer reviewed; Journal article, 2019-12-06)Background: Children in low and middle income countries may have many risk factors for poor cognitive development, and are accordingly at a high risk of not reaching their developmental potential. Determinants for cognitive ... -
Diarrhea, Stimulation and Growth Predict Neurodevelopment in Young North Indian Children
Kvestad, Ingrid; Taneja, Sunita; Hysing, Mari; Kumar, Tivendra; Bhandari, Nita; Strand, Tor A. (Peer reviewed; Journal article, 2015-03-31)Background and Objective. Infants and young children in low to middle-income countries are at risk for adverse neurodevelopment due to multiple risk factors. In this study, we sought to identify stimulation and learning ... -
Dietary diversity and child development in the far west of Nepal: A cohort study
Thorne-Lyman, Andrew L.; Shrestha, Merina; Fawzi, Wafaie W.; Pasqualino, Monica; Strand, Tor A; Kvestad, Ingrid; Hysing, Mari; Joshi, Neena; Lohani, Mahendra; Miller, Laurie C (Peer reviewed; Journal article, 2019-08-03)Poverty adversely affects child development through multiple pathways in low- and middle-income countries. Relationships between diet and child development are poorly understood. In this study, we aimed to explore these ... -
Differential associations between types of social media use and university students' non-suicidal self-injury and suicidal behavior
Kingsbury, Mila; Reme, Bjørn-Atle; Skogen, Jens Christoffer; Sivertsen, Børge; Øverland, Simon Nygaard; Cantor, Nathan; Hysing, Mari; Petrie, Keith; Colman, Ian (Journal article; Peer reviewed, 2021)Objective To examine differential associations between types of social media use and non-suicidal self-injury (NSSI) and suicidal behaviors. Methods Participants were N = 40,065 Norwegian college and university students, ... -
Divorce and adolescent academic achievement: Heterogeneity in the associations by parental education
Nilsen, Sondre Aasen; Breivik, Kyrre; Wold, Bente; Askeland, Kristin Gärtner; Sivertsen, Børge; Hysing, Mari; Bøe, Tormod (Journal article; Peer reviewed, 2020)Background The link between parental divorce and adolescents’ academic achievement may depend on parental educational levels. However, findings have been inconsistent regarding whether the negative associations between ... -
Do Parental Education-Related Inequality Matter in Child and Adolescent Utilization of Mental Health Services: Results From a Norwegian Register Linkage Study
Bøe, Tormod; Hysing, Mari; Askeland, Kristin Gärtner; Skogen, Jens Christoffer; Heradstveit, Ove (Journal article; Peer reviewed, 2021)Equitable access to health care point to equal access to care for those with equal needs, but pro-rich and pro-educated inequities have been documented in specialized mental health care utilization. This study aimed to ... -
Does It Matter Who You Provide Care for? Mental Health and Life Satisfaction in Young Adult Carers Associated with Type of Relationship and Illness Category—A National Student Survey
Haugland, Bente Storm Mowatt; Hysing, Mari; Sivertsen, Børge (Journal article; Peer reviewed, 2023-02-22)There is limited knowledge on how caring contexts impact young adults providing informal care for persons with chronic conditions. This study examines associations between outcomes in young adult carers (YACs) and type of ... -
Early child stimulation, linear growth and neurodevelopment in low birth weight infants
Upadhyay, Ravi Prakash; Taneja, Sunita; Strand, Tor Arne; Sommerfelt, Halvor; Hysing, Mari; Mazumder, Sarmila; Bhandari, Nita; Martines, Jose Carlos; Dua, Tarun; Kariger, Patricia; Bahl, Rajiv (Journal article; Peer reviewed, 2022)Background Children with low birth weight (LBW) are at risk of linear growth faltering and developmental deficits. Evidence suggests that early child stimulation and care reflected as responsive caregiving and opportunities ... -
Earthquake exposure and post-traumatic stress among nepalese mothers after the 2015 earthquakes
Kvestad, Ingrid; Ranjitkar, Suman; Ulak, Manjeswori; Chandyo, Ram K.; Shrestha, Merina; Shrestha, Laxman P.; Strand, Tor A; Hysing, Mari (Peer reviewed; Journal article, 2019-04-02)Introduction: Nepal suffered from major earthquakes in April 2015 resulting in great damage to the society. The objective of the current study is to describe the earthquake exposure, the impact on family’s daily life and ... -
Economic Circumstances in Childhood and Subsequent Substance Use in Adolescence – A Latent Class Analysis: The youth@hordaland Study
Skogen, Jens Christoffer; Sivertsen, Børge; Hysing, Mari; Heradstveit, Ove; Bøe, Tormod (Peer reviewed; Journal article, 2019-05-14)The aim of the present study was to investigate the association between longitudinal registry-based data on family income during childhood and self-reported substance use in adolescence, including potential alcohol- or ... -
Effect of antenatal and infant micronutrient supplementation on middle childhood and early adolescent development outcomes in Tanzania
Sudfeld, Christopher R.; Manji, Karim P.; Darling, Anne Marie; Kisenge, Rodrick; Kvestad, Ingrid; Hysing, Mari; Belinger, David C.; Strand, Tor A; Duggan, Christopher P.; Fawzi, Wafaie W. (Peer reviewed; Journal article, 2019)Background: There is growing evidence that nutritional interventions in the first 1000 days of life may influence long-term health and development outcomes. Few studies have examined the effect of maternal and infant ... -
Effect of early intervention for anxiety on sleep outcomes in adolescents: a randomized trial
Haugland, Bente Storm Mowatt; Hysing, Mari; Hoffart, Asle; Haaland, Åshild Tellefsen; Bjaastad, Jon Fauskanger; Wergeland, Gro Janne; Baste, Valborg (Journal article; Peer reviewed, 2021)The potential effect of early intervention for anxiety on sleep outcomes was examined in a sample of adolescents with anxiety (N = 313, mean 14.0 years, SD = 0.84, 84% girls, 95.7% Norwegians). Participants were randomized ... -
The effect of infant vitamin B12 supplementation on neurodevelopment: A follow-up of a randomized placebo-controlled trial in Nepal
Chandyo, Manjeswori Ulak; Kvestad, Ingrid; Chandyo, Ram Krishna; Ranjitkar, Suman; Hysing, Mari; Schwinger, Catherine; Shrestha, Merina; Basnet, Sudha; Shrestha, Laxman; Strand, Tor Arne (Journal article; Peer reviewed, 2022)The most critical period for brain development is before a child’s second birthday. Standardised tests measuring neurodevelopment are more reliable when administered after this period. Severe vitamin B12 deficiency affects ... -
The effect of vitamin B12-supplementation on actigraphy measured sleep pattern; a randomized control trial
Hysing, Mari; Strand, Tor Arne; Chandyo, Ram K; Ranjitkar, Suman; Schwinger, Catherine; Shrestha, Merina; Kvestad, Ingrid; Ulak, Manjeswori (Journal article; Peer reviewed, 2021)Background Vitamin B12 deficiency is common worldwide and has been associated with poor sleep. The effect of vitamin B12 supplementation on sleep in infants is not known. Aims To measure the effect of daily supplementation ... -
The effects of vitamin B12 supplementation in pregnancy and postpartum on growth and neurodevelopment in early childhood: Study Protocol for a Randomized Placebo Controlled Trial
Chandyo, Ram Krishna; Ulak, Manjeswori; Kvestad, Ingrid; Shrestha, Merina; Ranjitkar, Suman; Basnet, Sudha; Hysing, Mari; Shrestha, Laxman; Strand, Tor A (Peer reviewed; Journal article, 2017)Introduction: Vitamin B12 is crucial for normal cell division and differentiation, and necessary for the development and myelination of the central nervous system. Pregnant mothers in resource poor settings are at risk for ... -
Effects of vitamin B12 supplementation on neurodevelopment and growth in Nepalese Infants: A randomized controlled trial
Strand, Tor A; Ulak Chandyo, Manjeswori; Hysing, Mari; Ranjitkar, Suman; Kvestad, Ingrid; Shrestha, Merina; Ueland, Per Magne; McCann, Adrian; Shrestha, Prakash S; Shrestha, Laxman P.; Chandyo, Ram K. (Journal article; Peer reviewed, 2020)Background Vitamin B12 deficiency is common and affects cell division and differentiation, erythropoiesis, and the central nervous system. Several observational studies have demonstrated associations between biomarkers ... -
The Epidemiology of Insomnia and Sleep Duration Across Mental and Physical Health: The SHoT Study
Sivertsen, Børge; Hysing, Mari; Harvey, Allison G.; Petrie, Keith J. (Journal article; Peer reviewed, 2021)Objective: Numerous epidemiological studies have been conducted to examine the prevalence and comorbidities of insomnia and document sleep duration, but a common limitation in many studies is the lack of use of agreed-upon ... -
Erythrocyte DHA and AA in infancy is not associated with general development five years later in Nepalese children
Henjum, Sigrun; Kvestad, Ingrid; Shrestha, Merina; Ulak, Manjeswori; Chandyo, Ram K.; Thorne-Lyman, Andrew L.; Shrestha, Prakash S.; Kjellevold, Marian; Hysing, Mari; Strand, Tor A. (Peer reviewed; Journal article, 2018-07-19)Background Long chain polyunsaturated fatty acids (LCPUFA) especially docosahexaenoic acid (DHA) and arachidonic acid (AA) are crucial for normal brain development in utero and in early infancy. Data on fatty acid status ... -
Factor Structure and Psychometric Properties of the Resilience Scale for Adolescents (READ)
Askeland, Kristin Gärtner; Hysing, Mari; Sivertsen, Børge; Breivik, Kyrre (Peer reviewed; Journal article, 2019)Psychometric evaluations of the Resilience Scale for Adolescents (READ) have yielded inconsistent support for the original five-factor solution, with different modifications being proposed. The aim of the present article ...