Table 2. Summary of study cohort.
DAS-II GCA: General cognitive ability. ADOS S.A.: Social affect, R.R.B. Repetitive and restricted behaviors and interests. p-values are from an unpaired t-test of ASD and TD groups having equal mean value.
| ASD (N = 123) | TD (N = 160) | p-Value | |||
|---|---|---|---|---|---|
| Age(y) | Mean | S.d. | Mean | S.d. | 0.675 |
| Male (N = 152) | 12.87 | 3 | 13.0 | 2.8 | |
| Female (N = 131) | 13.1 | 2.5 | 12.9 | 3.09 | |
| DAS-II | Mean | S.d. | Mean | S.d. | p-value |
| GCA | 102 | 21.2 | 111 | 15.6 | 0.001 |
| Verbal | 103 | 22.6 | 112 | 15.2 | 0.001 |
| Nonverbal | 101 | 19.2 | 109 | 16.2 | 0.003 |
| Spatial | 100 | 17.5 | 107 | 13.8 | 0.012 |
| ADOS | Median | Range | |||
| S.A. | 8.8 | 0–19 | |||
| R.R.B. | 2.4 | 0–6 | |||
| Cumulative | 11.1 | 1–24 | |||