Table 2.
Sensitivity and specificity for cerebellar lesions with different imaging modalities.
| All cerebellar lesions | Cerebellar lesions >5 mL | |||||
|---|---|---|---|---|---|---|
| NCCT | Automated core-penumbra map | Automated core-penumbra map + unprocessed maps | NCCT | Automated core-penumbra map | Automated core-penumbra map + unprocessed maps | |
| True positive | 7 | 22 | 30 | 7 | 16 | 20 |
| False positive | 0 | 11 | 18 | 0 | 11 | 18 |
| False negative | 51 | 36 | 28 | 15 | 6 | 2 |
| True negative | 108 | 97 | 90 | 108 | 97 | 90 |
| Sensitivity | 12% | 38% | 52% | 32% | 73% | 91% |
| Specificity | 100% | 90% | 83% | 100% | 90% | 83% |