Table 1.
Subject demographics. Data expressed as mean ± standard deviation (range). There were no significant between-group differences in age (t (80) = 0.49, p = 0.63) or IQ (t (80) = − 0.30, p = 0.76)
| ASC (n= 41) | Control (n= 41) | |
|---|---|---|
| Age (years) |
13.1 ± 2.7 (7–17) |
12.9 ± 2.5 (8–17) |
| IQ (WASI) |
110.1 ± 15.4 (70–140) |
110.9 ± 11.3 (79–132) |
| ADI-R reciprocal social interaction | 17.7 ± 4.4 (10–26) | – |
| ADI-R communication | 16.3 ± 3.8 (8–23) | – |
| ADI-R restricted, repetitive, stereotyped behaviour | 5.5 ± 2.3 (2–11) | – |
| ADOS communication | 3.7 ± 1.5 (1–6) | – |
| ADOS reciprocal social interaction | 7.4 ± 2.7 (3–13) | – |
| ADOS imagination/creativity | 0.9 ± 0.7 (0–2) | – |
| ADOS Stereotyped behaviours, restricted interests | 1.5 ± 1.5 (0–6) | – |