From: Diagnosis, evaluation, and management of acute kidney injury: a KDIGO summary (Part 1)
Stage | Serum creatinine | Urine output |
---|---|---|
1 | 1.5 to 1.9 times baseline or ≥0.3 mg/dl (≥26.5 μmol/l) increase | <0.5 ml/kg/hour for 6 to 12 hours |
2 | 2.0 to 2.9 times baseline | <0.5 ml/kg/hour for ≥12 hours |
3 | 3.0 times baseline or increase in serum creatinine to ≥4.0 mg/dl (≥353.6 μmol/l) or initiation of renal replacement therapy or in patients <18 years a decrease in eGFR to <35 ml/minute per 1.73 m2 | <0.3 ml/kg/hour for ≥24 hours or anuria for ≥12 hours |