CRP and acute kidney injury: Laboratory measurements revealed higher levels of LDH (268 [196.3–361.5] vs. 195 [160.5–251.5], P < .001) and procalcitonin (0.63 [0.12–3.30] vs. 0.20 [0.06–1.09], P = .007) in the S-AKI group, while CRP levels showed no significant difference (P = .065).