AbbreviationsACLF, acute-on-chronic acute liver failure APASL, the Asian Pacific Association for the Study of the Liver AST, aspartate amino transferase AUC, area under the ROC curve CLIF-SOFA, chronic liver failure-sequential organ failure assessment ELISA, enzyme linked immunosorbent assay HBV, chronic hepatitis B virus HE, hepatic encephalopathy INR, international normalized ratio LT, liver transplantation MELD, model for end-stage liver disease ROC, receiver operating characteristic TBil, total bilirubin VDBP, vitamin D-binding protein 3