Characteristic | ASD group | Sibling group | Control group | p value |
---|---|---|---|---|
(n = 21) | (n = 23) | (n = 24) | ||
Male, n (%) | 15 (71.43) | 8 (34.78) | 10 (41.67) | .037a |
Age, mean (SD), years | 21.21 (3.69) | 20.31 (4.20) | 20.16 (3.37) | .607b |
Age, range | 16.09–27.86 | 15.36–33.26 | 15.64–30.10 | |
Full scale IQ, mean (SD) | 106.41 (14.85) | 117.30 (8.65) | 120.17 (9.80) | .001c |
Full scale IQ, range | 80–131 | 104–134 | 91–135 | |
Verbal IQ, mean (SD) | 106.67 (15.75) | 117.48 (10.94) | 121.71 (11.83) | .001d |
Verbal IQ, range | 84–132 | 90–137 | 93–138 | |
Performance IQ, mean (SD) | 105.76 (16.59) | 113.30 (8.81) | 114.17 (10.12) | .049e |
Performance IQ, range | 68–128 | 97–129 | 87–129 |