Amniotic-fluid embolism is a rare complication of delivery, the cause of which is unknown. It remains one of the major causes of maternal deaths in developed countries. This population-based cohort study sought to clarify ...

Data gathered over the course of a 20-year longitudinal study of 533 New Zealand women were used to (a) describe the extent and timing of pregnancies within the cohort up to age 20, and (b) examine the extent to which the ...

Background: There has been ongoing interest in the role of intelligence in longer-term educational and occupational achievement and social adjustment. The aims of this study were to examine the extent to which IQ in middle ...

Background. The aim of this study was to examine the linkages between suicidal ideation and attempt in adolescence and subsequent suicidal behaviours and mental health in young adulthood. Method. Data were gathered during ...

This study examined factors that could moderate or compensate the link between exposure to deviant friends and delinquent behaviours in a sample of 265 early adolescents. The putative moderating or compensatory factors ...

Background: There is considerable evidence suggesting that many children show conduct problems that are specific to a given context (home; school). What is less well understood is the extent to which children with ...

This study examined the association between exposure to unemployment and suicidal behaviors (suicidal ideation and attempted suicide) in a birth cohort of New Zealand young adults using fixed-effects logistic and Poisson ...

Background: This study examined the associations between the transition to parenthood and substance use disorders from ages 18 to 30 in a New Zealand birth cohort. Methods: Outcomes included: DSM-IV criteria for: (a) alcohol ...

Previous research has shown that children with high levels of early anxiety/withdrawal are at increased risk of later anxiety and depression. It has also been found that positive parent-child attachment reduces the risk ...