CRP and acute kidney injury: Univariate analysis showed an association between death and the following variables:time spent in the ICU (p = 0.005), AKI duration (p = 0.000), use of conventionalhemodialysis (p = 0.028), use of SLED (p = 0.002), KRT discharge (p = 0.000),ionized calcium (p = 0.042), C-reactive protein (p = 0.05), and troponin I (p =0.043).