Age at first autism disorder diagnosis among U.S. children aged eight by subtype 2016

This statistic shows the median age at the first autism diagnosis among U.S. children aged 8 years in selected U.S. states by subtype in 2016. Those with an autism spectrum disorder diagnosis and an IQ of less than or equal to 70, indicating a co-occurring intellectual disability, had a median initial diagnosis age of 50.5 months in Georgia. Autism spectrum disorder is a developmental disability characterized by deficits in social communication and interaction as well as repetitive behavior, interest, or activity patterns.

Median age at first autism diagnosis among U.S. children aged 8 years in selected U.S. states by subtype in 2016

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Source

Release date

March 2020

Region

United States

Survey time period

2016

Age group

8 years

Supplementary notes

ASD: autism spectrum disorder
IQ: intelligence quotient
* Children with unknown IQ are included in the “all children with an ASD diagnosis” category but not the IQ-specific strata.

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Statistics on "Autism spectrum disorder in the U.S."

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