A new study in South Carolina has found a prevalence of 3.62 percent for autism, or roughly 1 in 28 children.
Spectrum: Autism Research News
Pediatricians are failing to identify 80 percent of toddlers who need an evaluation for autism, and are missing nearly twice as many girls as boys.
Most children with autism go undiagnosed until after age 3, and many of these children remain undiagnosed until after they reach school age.
Although the number of people diagnosed with autism is on the rise, the proportion with severe features has dropped since 2000.
A new computer program accurately estimates the prevalence of autism from children’s medical and school records.
About one in four children with autism hit, scratch or otherwise hurt themselves, suggests an analysis of school and medical records for more than 8,000 children.
Exposure to influenza and a lack of sunlight may drive the increased risk of autism.
School and medical records for children with autism in largely Hispanic neighborhoods often do not reflect the children’s condition.