Browsing NTNU Open by Author "Hygen, Beate Wold"
Now showing items 1-8 of 8
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Catechol-O-methyltransferase Val158Met genotype moderates the effect of disorganized attachment on social development in young children
Hygen, Beate Wold; Guzey, Ismail Cuneyt; Belsky, Jay; Berg-Nielsen, Turid Suzanne; Wichstrøm, Lars (Journal article; Peer reviewed, 2014)Children with histories of disorganized attachment exhibit diverse problems, possibly because disorganization takes at least two distinctive forms as children age: controlling–punitive and controlling–caregiving. This ... -
Change in parenting, change in student-teacher relationships, and oxytocin receptor gene (OXTR): Testing a Gene-×-Environment (G×E) Hypothesis in Two Samples
Hygen, Beate Wold; Belsky, Jay; Li, Zhi; Stenseng, Frode; Guzey, Ismail Cuneyt; Wichstrøm, Lars (Journal article; Peer reviewed, 2017)Prior research suggests that parenting affects children’s relationships, including those with teachers, although there is variation across individuals in such effects. Given evidence suggesting that oxytocin may be ... -
Child exposure to serious life events, COMT, and aggression: Testing differential susceptibility theory
Hygen, Beate Wold; Belsky, Jay; Stenseng, Frode; Lydersen, Stian; Guzey, Ismail Cuneyt; Wichstrøm, Lars (Journal article; Peer reviewed, 2015)Both genetic and environmental factors contribute to individual differences in aggression. Catechol-O-methyltransferase Val158Met (COMT), a common, functional polymorphism, has been implicated in aggression and aggression ... -
Disorganization, COMT, and children's social behavior: The norwegian hypothesis of legacy of disorganized attachment
Li, Zhi; Hygen, Beate Wold; Widaman, Keith F; Berg-Nielsen, Turid Suzanne; Wichstrøm, Lars; Belsky, Jay (Journal article; Peer reviewed, 2016)Why is disorganized attachment associated with punitive-controlling behavior in some, but caregiving-controlling in others? Hygen et al. (2014) proposed that variation in the Catechol-O-methyl transferase(COMT) Val158Met ... -
Individual differences in children’s social development. A gene by environment (GXE) study
Hygen, Beate Wold (Doctoral theses at NTNU;2017:335, Doctoral thesis, 2017)Summary: Children may be differently affected by environmental influences. The aim of the current thesis was to examine how children’s genotype interacts with various environmental factors in the development of social ... -
Peer problems and hyperactivity-impulsivity among Norwegian and American Children – The role of 5-HTTLPR.
Stenseng, Frode; Li, Zhi; Belsky, Jay; Hygen, Beate Wold; Skalicka, Vera; Guzey, Ismail Cuneyt; Wichstrøm, Lars (Journal article; Peer reviewed, 2017)Peer problems are linked to attention deficit hyperactivity disorder (ADHD) symptoms and the serotonin system is thought to be involved in ADHD‐related behavior. Hence, from a Gene × Environment perspective, the serotonin ... -
Symptoms of Internet Gaming Disorder in Youth: Predictors and Comorbidity
Wichstrøm, Lars; Stenseng, Frode; Belsky, Jay; von Soest, Tilmann; Hygen, Beate Wold (Journal article; Peer reviewed, 2018)Internet gaming disorder (IGD) was included in the Addendum to DSM-5 as a condition for further study. Studies of community samples using a diagnostic interview are lacking, and evaluations of the proposed symptoms, ... -
Time Spent Gaming and Psychiatric Symptoms in Childhood: Cross-Sectional Associations and Longitudinal Effects
Stenseng, Frode; Hygen, Beate Wold; Wichstrøm, Lars (Journal article; Peer reviewed, 2019)There is sparse knowledge on how the amount of gaming overlaps with—and is longitudinally related to—psychiatric symptoms of ADHD and emotional problems throughout early and middle childhood. In this prospective study of ...