Table 1.
Participant information
| Measure | Control (n = 32) |
Autism (n = 30) |
t | P-value | ||
|---|---|---|---|---|---|---|
| Mean (SD) | Range | Mean (SD) | Range | |||
| Performance IQ (WASI) | 114.20(10.39) | 94–143 | 104.74 (13.31) | 82–133 | 3.08 | 0.003 |
| Verbal IQa (WASI) | 123.60 (13.88) | 87–143 | 110.82 (19.85) | 77–149 | 2.59 | 0.014 |
| Full-Score IQa (WASI) | 121.30 (12.17) | 101–144 | 107.80 (16.00) | 82–142 | 3.47 | 0.001 |
| Age | 15.78 (2.41) | 11.90–19.72 | 15.12 (2.64) | 11.41–19.53 | 1.55 | 0.126 |
| SCQ | 3.19 (2.57) | 0–8 | 24.83 (6.03) | 14–33 | −12 | <0.001 |
| ADOS (social) | – | – | 8.90 (2.55) | 5–15 | – | – |
| ADOS (communication) | – | – | 5.07 (1.51) | 2–8 | – | – |
| ADOS (total) | – | – | 13.97 (3.76) | 8–22 | – | – |
a Missing data on six participants with autism and two control participants WASI = Wechsler Abbreviated Scale of Intelligence; SCQ = Social Communication Questionnaire.