Internal opening | Abscess collections | Horseshoe collections | Supra-levator extension | Side branches | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Value (%) | 95% CI | Value (%) | 95% CI | Value (%) | 95% CI | Value (%) | 95% CI | Value (%) | 95% CI | |
Sensitivity | 76.32% | 59.76–88.56% | 100.00% | 15.81–100.00% | 100.000% | 47.818–100.000% | 100.00% | 63.06–100.00% | 80.00% | 51.91–95.67% |
Specificity | 100.00% | 73.54–100.00% | 93.75% | 82.80–98.69% | 95.556% | 84.851–99.457% | 100.00% | 91.59–100.00% | 91.43% | 76.94–98.20% |
PPV | 100.00% | 18.23–66.60% | 71.429% | 39.210–90.645% | 100.00% | 80.00% | 56.83–92.40% | |||
NPV | 57.14% | 42.97–70.23% | 100.00% | 100.000% | 100.00% | 91.43% | 79.41–96.72% | |||
Accuracy | 82.00% | 68.56–91.42% | 94.00% | 83.45–98.75% | 96.000% | 86.286–99.512% | 100.00% | 92.89–100.00% | 88.00% | 75.69–95.47% |