Either (1) or (2) or both
(1) Six or more of the following symptoms of inattention have persisted for at least six months to a degree that is maladaptive and not consistent with developmental level:
Inattention
(2) Six or more of the following symptoms of hyperactivity/impulsivity have persisted for at least six months to a degree that is maladaptive and not consistent with developmental level:
Hyperactivity
- Often fidgets with hands or feet or squirms
- Often leaves seat in classroom or in other situations where remaining seated is expected
- Often inappropriately runs about or climbs excessively - older children may have feelings of restlessness
- Often has difficulty playing or participating in leisure activities in a quiet manner
- Often "on the go" or acts as if "driven by a motor"
- Often talks excessively
Impulsivity
- Often blurts out answers before questions have been completed
- Often has difficulty awaiting turn
- Often interrupts or intrudes on others
Most symptoms that caused impairment were present before 7 years of age and impairment from the symptoms is present in two or more settings (i.e., school and home).
Clear evidence of clinically significant impairment in social, academic, or occupational functioning. The symptoms do not occur exclusively due to a pervasive development disorder, schizophrenia, or other psychotic disorder and are better accounted for by another disorder (depression, anxiety disorder, dissociative disorder, or a personality disorder).
Diagnosis must be made by a qualified clinician and can be:
Attention-Deficit/Hyperactivity Disorder, Combined Type
if both criteria 1 and 2 are met for the past 6 months
Attention-Deficit/Hyperactivity Disorder, Predominantly Inattentive Type
if 1 is met but not 2
Attention-Deficit/Hyperactivity Disorder, Predominantly Hyperactive-Impulsive Type
if criteria 2 is met but 1 is not