In typically developing children, boys are more commonly diagnosed than girls with disruptive behavior disorders, namely, attention-deficit/hyperactivity disorder, conduct disorder, and oppositional defiant disorder. For children with intellectual disability (ID), the evidence for this gender effect is less clear. In this report we examine gender…

Objective: Recent evidence suggests that ADHD persists into adulthood, but the best means of diagnosis and the concordance of measures used to diagnose adult ADHD are unknown. Method: The current study explores the relationships of these measures in a sample of 69 mothers of children with ADHD. Results: This study determines the concordance of (a)…

Tests designed to determine behavioral, emotional, social and academic changes occurring in hyperkinetic subjects were administered during childhood and 13 years later. Findings were more positive than other longitudinal studies. Some secondary symptoms, possibly precursors to later psychopathology, appeared. This population, therefore, is still…