Evaluation indexes of T1WI, T2WI, FLAIR, and compound models in the training and testing sets
| Models | AUC (95% CI) | Accuracy | Sensitivity | Specificity |
|---|---|---|---|---|
| T1WI | ||||
| Training set | 0.781 (0.689–0.864) | 0.690 | 0.745 | 0.622 |
| Testing set | 0.500 (0.304–0.652) | 0.459 | 0.571 | 0.312 |
| T2WI | ||||
| Training set | 0.959 (0.924–0.987) | 0.857 | 0.894 | 0.811 |
| Testing set | 0.833 (0.697–0.944) | 0.784 | 0.857 | 0.688 |
| FLAIR | ||||
| Training set | 0.939 (0.898–0.979) | 0.845 | 0.851 | 0.838 |
| Testing set | 0.804 (0.664–0.918) | 0.730 | 0.762 | 0.688 |
| Compound | ||||
| Training set | 0.989 (0.976–0.999) | 0.940 | 0.936 | 0.946 |
| Testing set | 0.905 (0.803–0.979) | 0.838 | 0.905 | 0.750 |