Maternal obesity in pregnancy is associated with a number of adverse outcomes for mother
and her offspring both perinatally and later in life. This includes recent evidence that …

Suicide is the second leading cause of death in youth globally; however, there is uncertainty
about how best to intervene. Suicide rates are typically higher in males than females, while …

… Offord is Director of the Unit and Michael Boyle is a Research Associate. Send reprint requests
to Dr. Offord, Child Epidemiology Unit, Chedoke Division, Chedoke-McMaster Hospitals, …

• We studied the six-month prevalence of four child psychiatric disorders (conduct disorder,
hyperactivity, emotional disorder, and somatization) and patterns of service utilization for …

Objective: The aim of this study was to use meta-analytic techniques to compare self-concept
between children and adolescents (abbreviated to youth) with a chronic illness versus …

OBJECTIVE: The authors assessed lifetime psychopathology in a general population sample
and compared the rates of five psychiatric disorder categories between those who reported …

The objective of this paper is to present data from the Ontario Child Health Study on the
prevalence of attention deficit disorder with hyperactivity (ADDH). The overall prevalence of …

Context. —Although child maltreatment is considered common, few community surveys
have examined the prevalence of more than 1 type of maltreatment among both males and …

A four-attribute health state classification system designed to uniquely categorize the health
status of all individuals two years of age and over is presented. A social preference function …

Post‐traumatic stress disorder (PTSD) has become a global health issue, with prevalence
rates ranging from 1.3% to 37.4%. As there is little current data on PTSD in Canada, an …