Preliminary research out of the University of Pittsburgh found that children with Autism Spectrum Disorders (ASD) were 1.4 to two times more likely to have been exposed to higher levels of air pollution during pregnancy and the first two years of life than children without ASD. The results of the study were presented at the American Association for Aerosol Research annual meeting in Orlando, Florida, yesterday.

The researchers interviewed 217 families of children with ASD and compared the data with information from two separate sets of comparison families of children without ASD, all born between 2005 and 2009 and living in the Pennsylvania counties of Allegheny, Armstrong, Beaver, Butler, Washington, and Westmoreland.

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