Table 3.
Principal components analysis of social responsiveness scale data
Component | ASD, non-ASD, and TD groups (n = 475) | ||
---|---|---|---|
Total | % of variance | Cumulative% | |
1 | 18.928 | 29.120 | 29.120 |
2 | 3.851 | 5.925 | 35.045 |
3 | 3.152 | 4.850 | 39.895 |
4 | 1.926 | 2.963 | 42.858 |
5 | 1.701 | 2.616 | 45.474 |
ASD, autism spectrum disorders; TD, typical development.
The clinical sample consisted of participants with ASD (n = 257) and non-ASD (n = 157).