The methodology of 14 recent epidemiological studies of childhood and adolescent depressive
disorders was critically reviewed and findings summarized for prevalence, comorbidity, …

… In addition, Dr. Kazdin’s work is supported by a Research Scientist Award (MH00353) and a
grant (… Offord’s work is supported by a National Health Scientist Award from Health Canada. …

… Angus MacMillan is Professor Emeritus of Pediatrics, McMaster University; Dr. Offord is
Director of the Centre for Studies of Children at Risk and Professor of Psychiatry, McMaster …

… 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, …

Terms such as risk, risk factors, and especially the term cause are inconsistently and
imprecisely used, fostering scientific miscommunication and misleading research and policy. …

• 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: This study aimed to describe the natural course of DSM-III-R alcohol disorders
as a function of age at first alcohol use and to investigate the influence of early use as a risk …

… In terms of construct validity, we have reported in a companion paper (Szatmari, Offord &
Boyle, 1989) that ADDH children have a specific set of correlates, are impaired in their adaptive …

Chronic childhood illness, disability, and psychosocial problems are receiving major attention
in current pediatric care. Much of the evidence associating chronic physical problems and …

Background: This study examined the effect of stress and social support on the relationship
between single-parent status and depression. Method: A secondary data analysis of the 1994…