Table 1.

Demographic Characteristics of Siblings and Family Members

Total
Adult Siblings	N = 207
Age in years (M, SD)	35.6 (10.8)
Female	55.1%
Education
High school or less	18.4%
Some college or Associate’s degree	32.4%
College graduate	20.3%
Some graduate school or graduate degree	29.0%
Household income
<$35,000/year	3.9%
$35,000-$69,000	30.4%
$70,000+	28.0%
Employed	83.6%
Married	49.8%
Parents	45.4%
Older than Brother/Sister with ASD	68.1%
Mothers	N = 125
Age in years (M, SD)	59.0 (11.5)
Married	70.4%
Health
Poor	1.6%
Fair	17.6%
Good	39.2%
Excellent	56%
Household income
<$35,000/year	31.2%
$35,000-$69,999/year	21.6%
$70,000+	33.6%
Brother/Sister with ASD	N = 125
Age in years (M, SD)	29.7 (10.8)
Male	70.4%
Live with parent(s)	46.4%
Intellectual disability	84.0%