Acute kidney injury in congenital cardiac surgery: Pediatric risk-injury-failure-loss-end-stage renal disease and Acute Kidney Injury Network.

pRIFLE identified AKI more frequently than the AKIN criteria. pRIFLE identified patients at risk for AKI earlier, and was more sensitive in pediatric patients. Any degree of AKI in both classifications was associated with increased mortality. Both sets of criteria had the same association with mortality.