On 4/2/2026, A4 received the following information in an email from the Australian Bureau of Statistic (ABS).
Hi Bob, hope you are well.
As promised late last year, please find attached an explanation for how SDAC collects and derives the ‘Disability Status’ data item, aka severity. Apologies that this information has taken a while to reach you.
When you apply this explanation to the SDAC 2022 data for autism, you get the following: