Table 1.
Sample Demographics
| Typically developing (N = 74; 71%) | Non-ASD delay (N = 8; 8%) | ASD (N = 22; 21%) | |
|---|---|---|---|
| Age | |||
| Months [mean (SD)] | 21.7 (3.8) | 23.9 (3.7) | 26.2 (4.1) |
| Sex | |||
| Female | 31(42) | 3 (38) | 5 (23) |
| Male | 43 (58) | 5 (62) | 17 (77) |
| Ethnicity/race | |||
| African American | 10 (14) | 1 (13) | 3 (14) |
| Caucasian | 46 (62) | 2 (25) | 10 (45) |
| Hispanic | 1 (1) | 0 (0) | 1 (4) |
| Other/unknown | 17 (23) | 5 (62) | 8 (37) |
| Insurancea | |||
| Medicaid | 11 (15) | 1 (14) | 6 (67) |
| Non-Medicaid | 60 (85) | 6 (86) | 3 (33) |
| MCHAT resultb | |||
| Positive | 1 (1) | 0 (0) | 18 (82) |
| Negative | 73 (99) | 8 (100) | 4 (18) |
a
Insurance status was unknown for 17 (16%) of participants in this study.
b
Children for whom the MCHAT was negative but received and ASD diagnosis were referred for assessment due to concerns by either the parent or the child’s physician.