ALB and acute kidney injury: Further, serum creatinine (P < .001), urea (P < .001), and CRP (P < .001) were significantly higher in the AKI(+) group than the AKI(−) group, whereas serum albumin (P < .001), hemoglobin (P < .001), and platelet (P = .001) levels were significantly lower in the AKI(+) group.