Table 1a. Sex-specific sample characteristics (age, diagnosis, clinical characteristics).
| Characteristics | Females (N = 25) | Males (N = 83) | Test statistics | Sig. |
ANCOVA (controlling for age and Vineland-II score) |
|
|---|---|---|---|---|---|---|
| Mean (SD) or frequencies | Mean (SD) or frequencies | t-test / Chi2-test | F (sex) | Sig. | ||
| Age | 6.30 (4.46) | 6.86 (4.31) | t = −0.570 | 0.570 | ||
| Diagnosis: Autism/Other ASD | 14/11 | 69/14 | Chi2 = 7.951 | 0.005 | ||
| ADI-R score A | 18.12 (5.34) | 19.59 (5.45) | t = 1.187 | 0.238 | 0.908 | 0.343 |
| ADI-R score B | 9.20 (3.069) | 9.63 (3.11) | t = 0.602 | 0.548 | 0.701 | 0.404 |
| ADI-R score C | 4.28 (2.84) | 4.51 (2.11) | t = −0.369 | 0.715 | 0.015 | 0.902 |
ADI-R score A: Social reciprocity domain, current algorithm.
ADI-R score B: Communication domain, current algorithm.
ADI-R score C: Restrictive and repetitive behavior, current algorithm.
ANCOVA: Univariate analysis of covariance between males and females, with age and VINELAND-II score as covariate.