Table 4 Diagnostic value of FibroTest for predicting Fibrosis in all patients
Cut-off of FibroTest | Sensitivity | Specificity | Positive Predictive Value | Negative Predictive Value |
|---|---|---|---|---|
Stage F2F3F4 | Prevalence = 0.27 | |||
0.30 | 0.77 (55/71) | 0.77 (150/196) | 0.54 (55/101) | 0.90 (150/166) |
0.70 | 0.15 (11/71) | 0.98 (192/196) | 0.73 (11/15) | 0.76 (192/252) |
Stage F3F4 | Prevalence = 0.13 | |||
0.30 | 0.92 (33/36) | 0.71 (163/231) | 0.33 (33/101) | 0.98 (163/169) |
0.70 | 0.25 (9/36) | 0.97 (225/252) | 0.60 (9/15) | 0.89 (225/252) |
% of patients with FT between 0.30–0.70 | 0.33 (88/267) | |||