Table 3.
Accuracy in distinguishing ASD (N = 201) from non-ASD (N = 578) (ROC analysis)
| Variable | Thresholda | Sensitivity % | Specificity % | Accuracy % |
|---|---|---|---|---|
| Original subscale Dom | ||||
| Social construct | 31 | 96.0 | 96.2 | 96.1 |
| Circumscribed interest | 15 | 89.6 | 97.1 | 93.3 |
| Sensory motor | 16 | 85.1 | 95.2 | 90.2 |
| Language | 4 | 88.6 | 91.5 | 90.1 |
| Total score | 65 | 97 | 100 | 98.5 |
| Factor 1—Social related | 0.13 | 78.7 | 93.8 | 86.2 |
| Factor 2—Circumscribed int. | 0.34 | 86.6 | 95.5 | 91.1 |
| Factor 3—Sensory motor | 0.36 | 71.8 | 92.5 | 82.2 |
| Factor 4—Social anxiety | 0.17 | 76.7 | 74.2 | 75.5 |
aValue that best separates ASD from non ASD in SD units