TABLE 4.
Diagnostic performance indices
| Total score | Factor 1 social interaction | Factor 2 communication | Factor 3 abnormal language | Factor 4 stereotyped behaviors | |
|---|---|---|---|---|---|
| AUC | 0.937/0.963 | 0.846/0.821 | 0.814/0.875 | 0.737/0.787 | 0.942/0.955 |
| Cutoff for Lifetime/Current | 12/11 | 6/6 | 1/1 | 3/2 |
3/3 |
| Sensitivity (recall) | 0.887/0.863 | 0.718/0.647 | 0.944/0.922 | 0.879/0.784 | 0.901/0.843 |
| Specificity | 0.906/0.968 | 0.864/0.882 | 0.531/0.699 | 0.677/0.753 | 0.875/0.957 |
| Precision | 0.875/0.936 | 0.797/0.750 | 0.598/0.627 | 0.622/0.635 | 0.842/0.915 |
| F‐measure | 0.881/0.898 | 0.755/0.695 | 0.732/0.746 | 0.729/0.755 | 0.871/0.878 |
| H‐measure | 0.681/0.757 | 0.401/0.355 | 0.285/0.421 | 0.349/0.495 | 0.652/0.740 |
| Positive predictive value | 0.875/0.936 | 0.797/0.750 | 0.594/0.627 | 0.622/0.635 | 0.842/0.915 |
| Negative predictive value | 0.916/0.928 | 0.806/0.820 | 0.927/0.942 | 0.903/0.864 | 0.923/0.918 |
| Verbal children only cutoff for Lifetime/Current | 14/11 | 6/7 | 1/1 | 3/2 | 3/2 |
| Sensitivity (recall) | 0.914/0.837 | 0.759/0.512 | 0.948/0.907 | 0.879/0.784 | 0.843/0.941 |
| Specificity | 0.938/0.968 | 0.864/0.957 | 0.531/0.699 | 0.677/0.753 | 0.957/0.839 |
| Precision | 0.898/0.923 | 0.772/0.846 | 0.550/0.582 | 0.622/0.635 | 0.915/0.761 |
| F‐measure | 0.906/0.878 | 0.765/0.638 | 0.696/0.709 | 0.729/0.755 | 0.877/0.842 |
| H‐measure | 0.771/0.728 | 0.452/0.340 | 0.279/0.396 | 0.349/0.495 | 0.712/0.644 |
| Positive predictive value | 0.898/0.923 | 0.771/0.846 | 0.550/0.582 | 0.622/0.635 | 0.915/0.762 |
| Negative predictive value | 0.947/0.927 | 0.856/0.809 | 0.944/0.942 | 0.903/0.864 | 0.917/0.963 |