Autism Fast Facts

(CNN)Here is a look at autism. The prevalence of ASD in the United States is about one in 59 children, according to a 2018 CDC report. Health care costs for children with autism are four to six times greater than medical costs for children without autism, according to research published in the Journal of Autism and Developmental Disorders. April 2 is World Autism Day. Diagnosis:There is no definitive medical test to diagnose autism. Instead, the disorder is diagnosed by observing a child’s development. According to the CDC, signs of autism may include deficits in social communication and interaction in a variety of contexts, difficulty engaging in back-and-forth conversation and an absence of interest in forming friendships with peers. Vaccines and …