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van Lier, Pol A. C.; van der Ende, Jan; Koot, Hans M.; Verhulst, Frank C. – Journal of Child Psychology and Psychiatry, 2007
Background: To assess the co-occurrence in deviant trajectories of parent-rated symptoms of conduct disorder (CD), oppositional defiant disorder (ODD) and attention-deficit/hyperactivity disorder (ADHD) from age 4 to 18 years old in a general population sample of Dutch children. Methods: Developmental trajectories of CD, ODD, and ADHD were…
Descriptors: Females, Hyperactivity, Attention Deficit Disorders, Gender Differences