Updating the worldwide prevalence estimates of attention-deficit hyperactivity disorder
(ADHD) has significant applications for the further study of ADHD. However, previous …

Background Attention deficit/hyperactivity disorder (ADHD), the most common childhood
neurobehavioural disorder, can produce a series of negative effects on children …

BACKGROUND AND OBJECTIVE: Overdiagnosis and underdiagnosis of attention-
deficit/hyperactivity disorder (ADHD) are widely debated, fueled by variations in prevalence …

Background Emerging epidemiological data suggest that hundreds of primary studies have
examined the prevalence of ADHD in children and adolescents and dozens of systematic …

Importance Attention-deficit/hyperactivity disorder (ADHD) is common in US children and
adolescents. It is important to understand the most recent prevalence of ADHD and its long …

Attention deficit hyperactivity disorder (ADHD) is among the most common, intensely
investigated, and yet diagnostically controversial neurobehavioral conditions of childhood …

Background Attention deficit hyperactivity disorder (ADHD) is a commonly diagnosed
neuropsychiatric disorder in childhood, but the frequency of the condition is not well …

Background: Previous studies have identified significant variability in attention-
deficit/hyperactivity disorder (ADHD) prevalence estimates worldwide, largely explained by …

Background Adult attention-deficit hyperactivity disorder (ADHD) has recently attracted much
attention, however, an up-to-date estimation on the prevalence of adult ADHD is lacking. In …

Abstract Purpose We used National Health Insurance (NHI) database to examine the
prevalence, incidence, and stimulant use of attention-deficit hyperactivity disorder (ADHD) …