Autism Surging but Why? The Jury is Still Out

Published: July 23, 2007, 5:38 am

Tags: simon baron cohen, neurodiversity, autism incidence, autism disorder, vaccines, autism awareness, andrew wakefield, thimerosal

Lost in the hoopla over the Wakefield hearing in the UK and the "Vaccine trials" in the US are the increases in reported cases of autism in various parts of the world. The US reports have increased to 1 in 150 and the UK reports, by no less an authority than Simon Baron-Cohen himself, a 1 in 100 incidence of autism. Obviously some of those numbers are attributable to the changes in the DSM and in better awareness, diagnosis and reporting. But while everyone is aware of those factors no serious study or report actually attributes the entire increases in the incidence in autism to these factors alone, Baron-Cohen's opinion, and that of Neurodiversity bloggers notwithstanding.The graph from the California Department of Developmental Services shows that reported incidence of autism increased by five times in the ten year period from 94 to 04. Undoubtedly the DSM change would be a substantial factor in that startling increase along with better awareness, diagnosis and reporting. But do

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