CRP and acute kidney injury: Patients with AKI had higher total leukocyte counts (13,710 versus 10,330 /μl; P < 0.001), serum glucose levels (146 versus 125 mg/dl; P = 0.001), urea levels (57 versus 34 mg/dl; P = 0.001), serum creatinine levels (1.3 versus 0.7 mg/dl; P < 0.001), serum potassium levels (4.5 versus 4.2 mEq/l/; P = 0.019), serum CRP levels (109 versus 95 mg/dl; P = 0.025), ferritin levels (848 versus 615 ­ng/­dl; P < 0.001), D-dimer levels (1,420 versus 760 ­ng/­dl; P < 0.001) and severity score based on chest CT (24 versus 19; P < 0.001) at admission, than patients without AKI.