Adults with DS were most employed, followed by adults with ID, then adults with ASD.

The closest group in the study to the integrated employment rate cited by Butterworth et al. (2015) of 18.6% in the fiscal year 2013 were adults with Down syndrome at 15.6%.

Percent of adults in each disability group employed at different levels. Due to the mean age differences between disability groups, employment status was examined across age ranges to identify trends in employment.