Table 7 Diagnosis results for MRI
From: Accuracy of magnetic resonance imaging in defining dentate line in anal fistula
Sensitivity (%) | Specificity (%) | Accuracy (%) | PPV (%) | NPV (%) | |
|---|---|---|---|---|---|
Mucosal method | 96.2 | 68.8 | 89.9 | 91.1 | 84.6 |
Internal opening method | 92.2 | 68.4 | 85.7 | 88.7 | 76.5 |
Combination of two method | 94.3 | 83.3 | 91.5 | 94.3 | 83.3 |