From: The Japanese Clinical Practice Guideline for acute kidney injury 2016
Definition | 1. Increased in SCr of ≥ 0.3 mg/dL (48 h) 2. sCr changes ≥ 1.5 × baseline (7 days) 3. UO < 0.5 mL/kg/h × 6 h | |
 | sCr criteria | UO criteria |
Stage 1 | Increased in sCr of ≥ 0.3 mg/dL or increase to 1.5–1.9 × baseline | UO < 0.5 mL/kg/h × 6 h |
Stage 2 | Increase in sCr to 2.0–2.9 × baseline | UO < 0.5 mL/kg/h × 12 h |
Stage 3 | Increase in sCr > 3.0 × baseline or sCr ≥ 4.0 mg/dL or Initiation of RRT | UO < 0.3 mL/kg/h × 24 h or anuria × 12 h |