A persistent pattern of inattention and/or hyperactivity-impulsivity that is more frequent and severe than would be expected for the individual's stage of development.

Failure to give close attention to details; prone to careless mistakes in school work or other activities.

Difficulty sustaining attention in tasks or play activities.

Failure to follow through on tasks or duties.

Poor organizational skills.

Avoids engaging in tasks that require sustained mental effort.

Fidgets and squirms.

Runs and climbs excessively in situations where this is inappropriate.

Has difficulty playing quietly.

'On the go' as if driven.

Talks excessively; impulsive speech and behavior.