Table 1.

Participant Characteristics

Sex (n=427) (%)
Male	82.90
Chronological Age (SD) (n=396)	8.42 (2.95) years
SRS/SRS-P Total T Score (SD) (n=354)	82.08 (8.42)
Maternal Education (n=427) (%)
Partial High School or Lower	0.46
High School or GED	14.29
Associates Degree/Partial College	22.72
Bachelor or Master’s Degree	54.80
Advanced Degree such as Doctorate	6.56
Choose not to answer	1.17
Annual Household Income (n=427) (%)
Less than $20,000	10.30
$20,000 to $39,999	11.94
$40,000 to $59,999	13.58
$60,000 to $79,999	14.52
$80,000 to $99,999	8.67
$100,000 or more	31.62
Choose not to answer	9.37
Race / Ethnicity (allowed to select more than one) (n=427) (%)
Black/African American	7.03
American Indian/Alaskan Native	4.45
Asian	4.92
Native Hawaiian/Pacific Islander	1.17
Other	3.98
White	88.52
Hispanic or Latino Origin	13.11
Therapy Services Received by Child (n=427) (%)
Occupational Therapy	83.37
Speech Therapy	88.29
Physical Therapy	40.74
Applied Behavior Analysis	54.80
DIR - Floortime	10.07
Relationship Development Intervention (RDI)	3.27
TEACCH	9.36
Other Behavioral	6.32