Prenatal, perinatal, and neonatal factors associated with autism spectrum disorders
OBJECTIVE. To investigate prenatal, perinatal, and neonatal risk factors for autism spectrum
disorders by using participants identified through broad ascertainment and reliable
classification methods. METHODS. The targeted population was 8-year-old children born in
1994 and residing in 1 of the 3 most populous counties in Utah who were identified as
having an autism spectrum disorder on the basis of methodology used by the 2002 Autism
and Developmental Disabilities Monitoring Network. Of those identified, 132 children (115 …
disorders by using participants identified through broad ascertainment and reliable
classification methods. METHODS. The targeted population was 8-year-old children born in
1994 and residing in 1 of the 3 most populous counties in Utah who were identified as
having an autism spectrum disorder on the basis of methodology used by the 2002 Autism
and Developmental Disabilities Monitoring Network. Of those identified, 132 children (115 …
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