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Prevalence is typically shown as a percent (e.g. 1%) or a proportion (e.g. 1 in 100). Autism Spectrum Disorders (ASDs) are a group of developmental disabilities that can cause significant social, communication and behavioral challenges.
Nov 15, 2023 · It is estimated that worldwide about 1 in 100 children has autism (1). This estimate represents an average figure, and reported prevalence varies substantially across studies. Some well-controlled studies have, however, reported figures that are substantially higher. The prevalence of autism in many low- and middle-income countries is unknown.
Source: Centers for Disease Control and Prevention (2023) 1 in 36 children in the U.S. have autism, up from the previous rate of 1 in 44. 1 in 45 adults in the U.S. have autism. In the U.S., about 4 in 100 boys and 1 in 100 girls have autism. Boys are nearly 4 times more likely to be diagnosed with autism than girls.
Mar 3, 2022 · Our findings reveal an increase in measured autism prevalence globally, reflecting the combined effects of multiple factors including the increase in community awareness and public health response globally, progress in case identification and definition, and an increase in community capacity.
Prevalence of Autism Spectrum Disorder in 8-year-olds (2020) Data Courtesy of CDC 1; Prevalence 2 Percent 2; Overall: 27.6 per 1,000: 2.8%: Sex Boys: 43.0 per 1,000: 4.3%: Girls: 11.4 per 1,000: 1.1%: Race/Ethnicity White: 24.3 per 1,000: 2.4%: Black: 29.3 per 1,000: 2.9%: Asian/Pacific Islander: 33.4 per 1,000: 3.3%: Hispanic 3: 31.6 per 1,000 ...
Prevalence and Characteristics of Autism Spectrum Disorder Among Children Aged 8 Years — Autism and Developmental Disabilities Monitoring Network, 11 Sites, United States, 2020. MMWR Article 4-years.
Page last reviewed: April 7, 2022. Content source: National Center on Birth Defects and Developmental Disabilities, Centers for Disease Control and Prevention. This data table provides a collection of information from peer-reviewed autism prevalence studies.
