ALB and peritonitis: Multivariate adjustment for clinically relevant factors attenuated the association between low serum albumin (per 1 g/dl adjusted HR = 0.59, 95% CI): 0.39–0.90; P = 0.014), PPI use (HR, 1.73; 95% CI, 1.12–2.68; P = 0.013), and peritonitis (Table 3).