Attention-deficit/hyperactivity disorder

Prevalence of ADHD in school-aged children is around 5%.People with ADHD often have comorbid conduct, mood, anxiety and substance use disorders.They are also at risk for somatic conditions, such as asthma, obesity, type 2 diabetes mellitus and other cardiometabolic outcomes.Few studies have evaluated ADHD in non-white populations.The prevalence of ADHD does not vary substantially between countries.