Autism Affects 1 in How Many??? March 27, 2014Homeautism, autism action network, CDC, epidemic, get involved, outrage, prevalence rate By Heather Nelson I need you to know that the CDC released their newest prevalence rates of autism today. 1 in 68. In the 1980s the number was 1 in 10,000. Let that sink in. Share this:FacebookTwitterGoogleEmailMorePrintLinkedInReddit