Table 1 Adapted from KDIGO neonatal AKI definition 2013
|  | Serum creatinine (μmol/l) rise by | Serum creatinine rise × reference value* | Urinary output (ml/kg/h) |
|---|---|---|---|
0 | < 26.5 | < 1.5 | ≥0.5 |
1 | ≥26.5 (48 h) | ≥1.5–1.9 (7 days) | <0.5 × 6–12 h |
2 |  | ≥2–2.9 | <0.5 x >  12 h |
3 | ≥221 or dialysis | ≥3 | <0.3 x ≥ 24 h or anuria x ≥12 h |