Attention deficit hyperactivity disorder, combined type: Better executive function performance with longer-term psychostimulant medication

Abstract

Objective: Executive function deficits are evident in primary school-age children with attention deficit hyperactivity disorder, combined type (ADHD-CT) and are possibly improved by longer-term psychostimulant medication. In contrast, a substantial subgroup of children with ADHD-CT become symptomatic despite longer-term psychostimulant medication use. We investigated the hypothesis that better executive function performance is associated with the use of longer-term psychostimulant medication in primary school-age children with ADHD-CT who are again symptomatic of ADHD-CT, despite its use. Method: A cross-sectional study of 40 primary school-age psychostimulant medication-naïve children with ..