ALB and pulmonary hypertension, primary, 1: A multivariate analysis disclosed that male sex, serum albumin ≤4.0 g/dL, bilirubin >1.6 mg/dL, and AST > 45 U/L, along with indicators of PHT (such as the presence of EGV and a platelet count ≤100,000/mm3), were the significant predictors of poor OS rates (Table 2).