Table 3.
Test–retest reliability and internal consistency of the AQ
| Test–retest reliability | Internal consistency | ||||
|---|---|---|---|---|---|
| 1st [M (SD)]a | 2nd [M (SD)]a | t a | p a | Cronbach α a | |
| Total | 109.4 (8.75)/105.4 (9.55) | 109.6 (8.12)/106.2 (8.54) | −0.20/-0.79 | 0.845/0.432 | 0.817/0.806 |
| Social skills | 23.3 (4.48)/21.7 (4.16) | 23.4 (4.06)/21.7 (3.63) | −0.27/-0.15 | 0.784/0.883 | 0.743/0.760 |
| Attention switching | 24.1 (2.93)/23.4 (2.98) | 23.7 (2.51)/23.2 (2.56) | 1.15/0.70 | 0.250/0.485 | 0.640/0.657 |
| Attention to detail | 22.5 (4.00)/21.9 (4.19) | 22.6 (3.71)/22.0 (3.75) | −0.18/-0.26 | 0.857/0.792 | 0.673/0.694 |
| Communication | 20.1 (3.51)/19.4 (3.47) | 20.4 (3.30)/19.8 (3.05) | −0.39/-1.36 | 0.696/0.174 | 0.765/0.756 |
| Imagination | 19.3 (3.01)/19.1 (3.38) | 19.5 (2.87)/19.4 (3.22) | −0.54/-0.91 | 0.588/0.366 | 0.622/0.619 |
AQ autism-spectrum quotient
aThe former is the result from ASD parents (n = 176). The latter is the result from TDC parents (n = 182)