According to the U.S. Centers for Disease Control and Prevention, an estimated one in 110 children in the United States has an autism spectrum disorder, part of a group of developmental disabilities that can cause significant social, communication and behavioral challenges.
The Harris Interactive/HealthDay poll was conducted online within the United States from Jan. 11-13, and included 2,026 adults over the age of 18. Figures for age, sex, race/ethnicity, education, region and household income were weighted where necessary to bring them into line with their actual proportions in the population.
Read more about the poll methodology and findings at Harris Interactive.
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