ALB and infection: In the training group, univariate analysis showed that age, BMI, infection, ascites, urea, Na+, ALB, WBC, PLT, CTP score, MELD-Na score, CLIF-C ADs, IC, Z, K140, and ECVIC-liver were risk factors associated with the development of ACLF within 90 days in patients with HBV LC-AD (p < 0.05, Table 2).