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ADHD was found more often in boys, at a rate of 2:1. [10] The most common form of ADHD was inattentive (2.95% of total population), followed by hyperactive/impulsive (2.77%), then combined (2.44%). [10] While differences in prevalence rate were found internationally, it is not clear whether this reflects true differences or changes in ...
"For ADHD to be overdiagnosed, the rate of false positives (i.e., children inappropriately diagnosed with ADHD) must substantially exceed the number of false negatives (children with ADHD who are not identified or diagnosed)." [37] Children aged 8 to 15 years living in the community indicated an ADHD prevalence rate of 7.8%. However, only 48% ...
[3] [6] [7] [15] Individuals with a first-degree relative with ADHD demonstrate a risk of ADHD 4-5 times higher than the general population rate and have prevalence rates of around 20%. [13] The rate of inheriting the disorder is estimated to be about 76% among children and adolescents and between 70 and 80% among adults.
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Attention deficit hyperactivity disorder (ADHD) [1] is a neurodevelopmental disorder characterized by executive dysfunction occasioning symptoms of inattention, hyperactivity, impulsivity and emotional dysregulation that are excessive and pervasive, impairing in multiple contexts, and developmentally-inappropriate.
Attention deficit hyperactivity disorder predominantly inattentive (ADHD-PI or ADHD-I), [3] is one of the three presentations of attention deficit hyperactivity disorder (ADHD). [4] In 1987–1994, there were no subtypes or presentations and thus it was not distinguished from hyperactive ADHD in the Diagnostic and Statistical Manual (DSM-III-R).