The first national survey of autism incidence confirms the widelyheld belief that the debilitating disorder has become widespread,afflicting an estimated 300,000 U.S. schoolchildren - about one inevery 175.
The new estimates contrast sharply with estimates of one in every2,000 children that were commonly used only two decades ago, andthere has been great controversy about whether the higher prevalencereflects a sharply increased rate or the disorder, better detectionor even over-diagnosis by doctors.
Autism and its related developmental disorders "are an urgentpublic health issue that affect the lives of many, many families,"Dr. Jose Cordero of the Centers for …
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