Skip to main content

Table 3 Accuracy of the prediction score of the Nomogram for estimating the risk of grade B/C PHLF incidence

From: Nomogram for prediction of the international study Group of Liver Surgery (ISGLS) grade B/C Posthepatectomy liver failure in HBV-related hepatocellular carcinoma patients: an external validation and prospective application study

Variable Value (95% CI)
Training cohort Internal validation cohort External validation cohort
Area under ROC curve 0.868 (0.836 to 0.900) 0.868 (0.811 to 0.926) 0.820 (0.756 to 0.861)
Cutoff score 169 169 169
Sensitivity, % 88.4 (81.0 to 93.3) 84.8 (67.3 to 94.3) 83.3 (72.8 to 90.5)
Specificity, % 72.1 (68.8 to 75.2) 70.0 (64.1 to 75.4) 69.9 (64.4 to 74.9)
Positive predictive value, % 33.0 (28.0 to 38.5) 25.9 (18.2 to 35.4) 41.1 (33.5 to 49.3)
Negative predictive value, % 97.6 (95.9 to 98.6) 97.4 (93.7 to 99.0) 94.3 (90.3 to 96.8)
Positive likelihood ratio 3.17 (2.79 to 3.62) 2.83 (2.24 to 3.58) 2.77 (2.27 to 3.37)
Negative likelihood ratio 0.16 (0.10 to 0.26) 0.22 (0.10 to 0.49) 0.24 (0.14 to 0.39)