CRP and acute kidney injury: AKI: Acute kidney injury, CRP: C-reactive protein, CK: Creatinine kinase, BUN: Blood urea nitrogen, Hgb: Hemoglobin, LDH: Lactate dehydrogenase, AST: Aspartate aminotransferase, ALT: Alanine aminotransferase, HCO3: Bicarbonate