Table 5.

Performance characteristic of FIB-4, FIB-5 and APRI

Parameters (cut-off)	FIB-4 (%) (1.45)	FIB-5 (%) (0)	FIB-5 (%) (7.505)	APRI (%) (0.45)
Sensitivity	51.94	55.60	88.24	85.20
Specificity	89.16	81.93	21.69	87.70
PPV	50	37.50	18.75	58.33
NPV	90.24	89.47	90	96.05
AUROC	0.78	0.75	0.75	0.95

APRI, aspartate transaminase to platelet ratio index; AUROC, area under the receiver operating characteristic curve; FIB, fibrosis index; NPV, negative predictive value; PPV, positive predictive value.