Daily Archive for December 19th, 2009

New prevalence study of ASD

A new study from the US Center for Disease Control (CDC) puts the prevalence of Autism Spectrum Disorders (ASD) at 0.9% (one in every 110) of 8-year-old children. Writing in Morbidity and Mortality Weekly Report, Catherine Rice of the CDC’s National Center on Birth Defects and Developmental Disabilities reported the results of her study 18 December.

In what is called a surveillance study, Ms. Rice examined educational and medical records of children age 8 in 2006, because that age appears to be a peak age for prevalence of ASD. Research teams from sites that participate in the Autism and Developmental Disabilities Monitoring (ADDM) Network monitor public health records. Ms. Rice’s report aggregated the data from 10 sites.
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