Figure 3From: The role of remote ischemic preconditioning on postoperative kidney injury in patients undergoing cardiac and vascular interventions: a meta-analysis Meta-analysis of mean difference for the levels of renal biomarkers. (a) serum creatinine levels on the first postoperative day; (b) serum creatinine levels on the second postoperative day; (c) GFR values on the first postoperative day; (d) GFR values on the second postoperative day.Back to article page