We compared the predictive validity of attention deficit hyperactivity disorder (ADHD; Diagnostic and Statistical Manual - IV Edition) and hyperkinetic disorder (HKD; International Classification of Diseases - 10th Edition) while controlling for the presence of comorbid psychopathology.
Department of Psychiatry, Neurosciences and Mental Health, Research Institute, The Hospital for Sick Children, Division of Child and Adolescent Psychiatry, University of Toronto, Toronto, Ontario. russell.schachar@sickkids.ca
