Sweden
-
A twin study of genetic and environmental contributions to ADHD (Attention-Deficit/Hyperactivity Disorder) over time
Open Access paper from the JCPP – ‘We investigated whether the genetic and environmental variance underlying ADHD, and traits of ADHD, has changed over time’. Mark J. Taylor (pic) et al.
Read more -
The genetics of gaming: A longitudinal twin study
Open Access paper from JCPP Advances – ‘We examined the genetic and environmental contribution to gaming behavior, including sex differences, continuity and change, in a longitudinal cohort of twins.’ Anders Nilsson (pic) et al.
Read more -
Melatonin use and the risk of self-harm and unintentional injuries in youths with and without psychiatric disorders
Open Access paper from the JCPP – ‘This study investigated whether melatonin, which is the most common medication for sleep disturbances in youth in Sweden, is associated with a decreased risk of injury. Analyses were stratified by sex, injury type, psychiatric comorbidities and age at melatonin-treatment initiation’. Marica Leone (pic) et al.
Read more -
Environmental factors linked with identifying as a sexual minority may increase suicidality risk
Adolescents who identify as a sexual minority (e.g., gay/lesbian, bisexual) are at an increased risk for suicidality compared to their heterosexual counterparts.1 Until now, inherent limitations in study design has meant that the extent of this association has been unclear.
Read more -
Are autistic behaviours a trait or a state of anorexia nervosa?
Anorexia nervosa (AN) and autism spectrum disorder (ASD) seem to co-occur more frequently than would be expected by chance.1,2 Yet because most studies investigating the nature of this co-occurrence have used a retrospective design, where the data are prone to recall bias, we don’t know whether the elevation of autistic traits in AN is present from childhood or rather from AN onset.
Read more