| Ductography | |||
Sensitivity | Specificity | PPV | NPV | |
Our study | 93.68% | 100% | 100% | 96.95% |
Baydoun et al. [3] | 76% | 72% | 84% | 61% |
Srivasan et al. [2] | 84.3% | 62% | 72.2% | 77% |
Istomin et al. [10] | 77.4% | 75.7% | 72.7% | 80% |