HC Deb 19 September 2003 vol 410 c1265W
Mrs. Iris Robinson

To ask the Secretary of State for Health how many individuals have been diagnosed with attention deficit hyperactivity disorder.[130262]

Dr. Ladyman

This information is not collected centrally. The National Institute for Clinical Excellence appraisal of the use of methylphenidate in treating attention deficit hyperactivity disorder (ADHD) estimated the prevalence of all types of ADHD at around 5 per cent. of school-aged children, approximately 345,000 of six to 16-year-olds in England.