Figure 2From: Urinary interleukin-18 does not predict acute kidney injury after adult cardiac surgery: a prospective observational cohort studyPerformance of urinary interleukin-18 at 24 hours after commencement of cardiopulmonary bypass as a predictor of acute kidney injury according to an increase in serum creatinine of greater than 50% from preoperative to postoperative peak value within 48 hours after commencement of cardiopulmonary bypass (n = 20). AUC-ROCC, area under the curve for the receiver operating characteristic curve; CI, confidence interval.Back to article page