Study of attention deficit hyperactivity disorder [ADHD] prevalence in pre-school age childern from March 2003 to June 2003 in Mashhad

ABSTRACT

Introduction: Attention-Deficit Hyperactivity disorder [ADHD] is one of the most common disorders of childhood and if not treated can produce server complications such as decreased educational function and self esteem, disrupted peer relationship, anxiety, depression and substance abuse. According to its importance, the study has planned to evaluate the prevalence of ADHD in Young children of preschool age in Mashhad kindergartens and evaluation of the relevance to birth season, rank of birth, type of delivery and child gender