Table 1.
Sample Characteristics by Diagnostic Group
| Characteristic | ASD (n = 55) | DD (n = 35) |
|---|---|---|
| Gender (male): n (%) | 46 (83.64) | 21 (60.00) |
| Maternal Education: n (%) | ||
| High School or GED | 9 (16.36) | 9 (25.71) |
| Associate’s Degree or Partial College | 7 (12.72) | 2 (5.71) |
| Bachelor’s or Master’s Degree | 37 (67.27) | 18 (51.43) |
| Advanced Degree | 2 (3.64) | 6 (17.14) |
| Annual Household Income: n (%) | ||
| Less than $59,999 | 13 (23.63) | 16 (45.71) |
| $60,000 to $99,999 | 26 (47.27) | 9 (25.71) |
| $100,000 or more | 16 (29.09) | 9 (25.71) |
| Unknown | 0 (0) | 1 (2.86) |
| Race: n (%) | ||
| African American | 3 (5.45) | 4 (11.42) |
| White | 47 (85.45) | 28 (80.00) |
| Other | 5 (9.08) | 3 (8.57) |
| Ethnicity (Hispanic or Latino Origin): n (%) | 9 (16.36) | 1 (2.86) |
| IQ Proxy (T1) | 70.16 ± 26.44 | 58.34 ± 17.51 |
| T1 CA (years) | 5.51 ± 2.22 | 6.05 ± 2.81 |
| T2 CA (years) | 8.98 ± 2.10 | 9.06 ± 2.21 |
| Mental Age (years; T1) | 3.73 ± 2.08 | 3.30 ± 1.49 |
| Social Responsiveness Scale Total Scores | 77.33 ± 10.21 | 62.81 ± 13.90 |
| ADOS Severity Score | 7.95 ± 1.60 | 1.63 ± 0.83 |
| Sensory Experiences Questionnaire (T1) | ||
| Hyporesponsiveness | 2.24 ± 0.70 | 1.86 ± 0.49 |
| Hyperresponsiveness | 2.40 ± 0.53 | 2.06 ± 0.49 |
| SIRS | 2.44 ± 0.55 | 2.18 ± 0.70 |
| Sensory Profile (T1) | ||
| Hyporesponsiveness | 2.32 ± 0.50 | 2.11 ± 0.50 |
| Hyperresponsiveness | 2.16 ± 0.51 | 1.97 ± 0.50 |
| SIRS | 2.37 ± 0.47 | 2.16 ± 0.53 |
Note. HYPO = hyporesponsiveness pattern; HYPER = hyperresponsiveness pattern; SIRS = sensory interests repetitions and seeking behaviors pattern; CA = chronological age; T1 = Measurement Time 1; T2 = Measurement Time 2. For continuous variables, tabled entries represent Mean ± SD