Autism is shared among siblings, study finds

August 20, 2013 7:27 AM

3 0

Autism is shared among siblings, study finds

A second child is seven times more likely to be diagnosed with autism if an older sibling has the diagnosis, but environmental factors may be playing a significant role, according to a study of 1.5 million children born over a 24-year period.

The data lend support to a congenital element to some proportion of autism cases, but are unlikely to settle the debate over how genetics and environmental intersect in a disorder that strikes about 1 in 88 children, according to the Centers for Disease Control.

Read more

To category page

Loading...