BACKGROUND This study was conducted to study the prevalence rate of attention deficit hyperactivity disorder symptoms and differences between subtypes in school age children of Shiraz, south of Iran. METHODS A random sample of 2000 school age children from both genders was selected. A parent-completed, DSM-IV-referenced rating scale of attention deficit hyperactivity symptoms was used. RESU...

Two experiments were conducted to determine whether hyperactive boys have a unique deficit in sustained attention. Groups with DSM-III diagnoses of attention deficit disorder (ADDH), conduct disorder (CD), ADDH + CD, and learning disorder were compared with normal controls on the Continuous Performance Task. In Experiment 1, stimulus presentation rate (stimulus onset asynchrony, SOA) and displa...

Aim Dental caries in adolescents with attention deficit hyperactivity disorder A Review Objective Attention deficit hyperactive disorder (ADHD) adolescents have higher prevalence of caries. Background Attention deficit hyperactivity disorder (ADHD) is a neurodevelopmental psychiatric disorder in which there are significant problems with executive functions (e.g., attentional control and inhibit...

This study examined the use of a progressive delay procedure combined with verbal mediation to teach self-control to children with attention deficit disorder. Results showed that when participants were initially given the choice between an immediate smaller reinforcer and a larger delayed reinforcer, all participants chose the smaller reinforcer. When slight delays to obtain a larger reinforcer...

The contemporary concept of attention deficit hyperactivity disorder (ADHD) as defined in the DSM-IV-TR (American Psychiatric Association 2000) is relatively new. Excessive hyperactive, inattentive, and impulsive children have been described in the literature since the nineteenth century. Some of the early depictions and etiological theories of hyperactivity were similar to current descriptions...

PURPOSE Although the relationship between enuresis and psychopathology has been studied intensively, little is known about the prevalence of specific psychiatric disorders. We investigate the prevalence of attention deficit/hyperactivity disorder (ADHD) in children with nocturnal enuresis and correlate these data with clinical subtypes of enuresis/incontinence. MATERIALS AND METHODS A total o...