HC Deb 06 November 2002 vol 392 c440W
Sue Doughty

To ask the Secretary of State for Health how many children aged(a) 0 to five, (b) five to 11, (c) II to 16 and (d) 16 to 18 years have been diagnosed with fragile-X syndrome at the latest date for which figures are available. [78368]

Jacqui Smith

This information is not collected centrally. Studies have indicated that fragile-X syndrome has an incidence of about 1:4,500 in males and 1:8,000 in females.