Background. Previous studies have shown that the presence of conduct disorder may
contribute to the persistence of attention deficit-hyperactivity disorder (ADHD) …

The present study examined mediators and moderators of the relation between parental
ADHD symptomatology and the development of child attention-deficit/hyperactivity disorder …

OBJECTIVE: To examine gender differences among children with disruptive behavior
disorders (DBDs) from an ethnically diverse school sample. METHOD: From 2,984 children …

Background: We have limited knowledge of the impact of attention-deficit/hyperactivity
disorder (ADHD) symptoms on the daily functioning of young preschool children. Objective …

Objective: To ascertain the association of childhood ADHD and oppositional defiant disorder
(ODD) on functional impairment and to test the moderating influence of callous-unemotional …

Abstract Purpose Previous findings in Turkish samples of children have suggested higher
prevalence of ADHD than those detected in Western cultures. Methodological problems …

Background Previous research results suggest that ADHD symptoms explain the
relationship between specific learning disability and externalising psychopathology and …

Objective: To determine if there are differences In the clinical expression and correlates of
ADHD between children and adolescents. Method: Subjects were 811 boys and girls aged 6 …

Background Attention‐deficit/hyperactivity disorder (ADHD) is associated with negative
social and occupational outcomes across the life course. However, there has been limited …

This study examined the differential executive dysfunction of children with attention deficit
hyperactivity disorder (ADHD) and those with ADHD and oppositional defiant disorder …