https://pmc.ncbi.nlm.nih.gov/articles/PMC8870038/
> As of 2018, 2.94% of 10- to 14-year-olds had a diagnosis (1 in 34), vs. 0.02% aged 70+ (1 in 6000).
> The ratio of males to females with ASD is generally quoted as 4:1,[..]The true male-to-female ratio appears to be 3:4. Eighty percent of females remain undiagnosed at age 18, which has serious consequences for the mental health of young women.
https://pmc.ncbi.nlm.nih.gov/articles/PMC8870038/
> As of 2018, 2.94% of 10- to 14-year-olds had a diagnosis (1 in 34), vs. 0.02% aged 70+ (1 in 6000).
https://pmc.ncbi.nlm.nih.gov/articles/PMC8870038/
> The ratio of males to females with ASD is generally quoted as 4:1,[..]The true male-to-female ratio appears to be 3:4. Eighty percent of females remain undiagnosed at age 18, which has serious consequences for the mental health of young women.