Table 4.
Biopsy stage | Sensitivity % (95% CI) | Specificity % (95% CI) | PPV% (95% CI) | NPV % (95% CI) |
---|---|---|---|---|
F≥1 | 83.7% (78.6-88.7) | 78.2% (72.8-83.6) | 92.2% (88.7-95.7) | 65.6 % (59.2-72.0) |
F≥2 | 87.5% (85-90.1) | 78.4% (75.2-81.7) | 69.9% (66.3-73.5) | 89.5% (87.1-91.9) |
F≥3 | 93.7% (92-95.5) | 91.1% (89-93.2) | 82.4% (79.9-84.9) | 95.9% (94.4-97.4) |
F≥4 | 96.2 % (94.5-97.8) | 92.2% (89.9-94.6) | 55.5% (51.2-59.8) | 98.5% (97.4-99.5) |