Table 2. Diagnostic performances of FLR volume metrics to predict a FLR-F value ≥2.69%/min/m2.
| Variables | FLRV% (threshold: 30%) | FLRV%BSA (threshold: 30%) | FLRV%weight (threshold: 30%) | FLRV-BWR (threshold: 0.5) |
|---|---|---|---|---|
| AUC (95% CI) | 0.85 (0.77–0.92) | 0.88 (0.81–0.95) | 0.88 (0.81–0.95) | 0.88 (0.82–0.95) |
| Sensitivity (95% CI) | 0.71 (0.58–0.84) | 0.83 (0.73–0.94) | 0.83 (0.73–0.94) | 0.98 (0.94–1.01) |
| Specificity (95% CI) | 0.81 (0.71–0.92) | 0.79 (0.68–0.90) | 0.81 (0.71–0.92) | 0.41 (0.28–0.55) |
| PPV (95% CI) | 0.77 (0.65–0.90) | 0.78 (0.67–0.90) | 0.80 (0.69–0.91) | 0.60 (0.49–0.71) |
| NPV (95% CI) | 0.75 (0.64–0.87) | 0.84 (0.74–0.94) | 0.84 (0.74–0.94) | 0.96 (0.87–1.04) |
| Accuracy (95% CI) | 0.76 (0.68–0.85) | 0.81 (0.74–0.89) | 0.82 (0.75–0.90) | 0.68 (0.59–0.77) |
FLR, future liver remnant; FLRV%, future liver remnant volume; AUC, area under receiver operating characteristic curve; CI, confidence interval; PPV, positive predictive value; NPV, negative predictive value.