Attention Deficit Hyperactivity Disorder: What Works Best?

This meta-analysis examined 74 studies in which there had been an intervention that aimed to improve the behavioral, cognitive, and/or social functioning of people with attention deficit hyperactivity disorder (ADHD), or attention deficit disorder (ADD). Overall, there were larger effects of the various inter-ventions on behavioral than on educational outcomes. These overall effects were larger for medical interventions than for educational, psychosocial, or parent training interventions, but there was little support for flow-over effects, from the reduction in behavior problems to enhanced educational outcomes. The effects on educational outcomes were greater for educational interven-tions than for other types of intervention