The proportion of intellectual disability in autism has been decreasing over the past few decades.
Current study examined the proportion of intellectual disability in autism across two decades and in different age groups.
The proportion of intellectual disability in autism decreased substantially over two decades (from 55.8% in 2001 to 6.7 in 2020).
The prevalence of registered autism increased with approximately 800% during the same period.
Aka An expanded definition of the diagnosis means and larger cohort are included in the diagnosis.
In other news… Water is wet.