IL6 and acute kidney injury: However, the proportion of males in the AKI-MCD and the white blood cell, neutrophil (%), and interleukin-6 levels of the patients before and after matching were significantly higher than those of the patients in the non-AKI group (95% CI: 0.7–1.9, P < 0.001; 95% CI: 4.4–11.3, P < 0.001; 95% CI: 1.6–12.4, P < 0.001,respectively).