Attention Deficit Hyperactivity Disorder (ADHD) is one of the most frequent and debilitating
childhood disorders, in which comorbid behaviour disorders considerably worsen the …

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

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

Attention-deficit–hyperactivity disorder (ADHD) is a common neurodevelopmental disorder
with a high degree of associated behavioural problems. In order to study characteristics of …

OBJECTIVE: To examine precursors of adolescent conduct disorder (CD) in children with
attention-deficit/hyperactivity disorder (ADHD), investigating the significance of childhood …

OBJECTIVE: To study externalizing and internalizing comorbidity patterns in 6− to 12-year-
old children with attention-deficit/hyperactivity disorder (ADHD) combined subtype (n= 27) …

Objective: The objective of this article is to examine the associations between pre-and
postnatal maternal distress and preschooler's symptoms of ADHD, Oppositional Defiant …

Comorbidities among children with ADHD are key determinants of treatment response,
course, and outcome. This study sought to separate family factors (parental …

Objective: Patterns of co-occurrence between ADHD, Oppositional Defiant Disorder (ODD),
and Conduct Disorder (CD) were examined in a sample of non-referred preschool children …

In comparison with pure forms of ADHD (Attention Deficit Hyperactivity Disorder), relatively
little is known about disruptive comorbid conditions of ADHD. In this study the presence of …