IGFBP7 and acute kidney injury: Although the overall AKI rate within 72 h was not different among groups, the urinary [TIMP-2]*[IGFBP7] was significantly lower in the GLN group compared to the control group (median, 0.18 [Q1, Q3; 0.09, 0.29], controls: median, 0.44 [Q1, Q3; 0.14, 0.79]; p = 0.01).