Between 2011 & 2022, The Number Of People Diagnosed With Autism Increased By 175%

Between 2011 and 2022, the number of people diagnosed with autism increased by 175% from 2.3 per 1,000 in 2011 to 6.3 per 1,000 in 2022. The largest relative increase in diagnosis rates from 2011 to 2022 occurred among 26-to-34-year-olds, with a rise of 450%.

Among girls, the increase in diagnosis rates nearly doubled the increase for boys at 305%, compared to 185%. Autism diagnosis rates also increased more among women, at 315% compared to a 215% increase for men.

Diagnosis rates were highest among children, and between 2011 and 2022, children . . .