Fig. 2From: Protection of remote ischemic preconditioning against acute kidney injury: a systematic review and meta-analysisEffects of remote ischemic preconditioning (RIPC) on the incidence of acute kidney injury (AKI). (a) Effects of RIPC on total AKI, ischemia/reperfusion-induced AKI (IR-AKI) and contrast-induced AKI (CI-AKI). (b) Effects of RIPC on every stage of AKI. **P < 0.01Back to article page