Table 1 Kidney disease: improving global outcome (KDIGO) classification for acute kidney injury diagnosis

KDIGO (2012)

↑sCr ≥0.3 mg/dl (26.5 μmol/l) within 48 hours

↑sCr >2.0-2.9 × baseline

sCr ≥ 4.0 mg/dl (353.6 μmol/l)

OR

OR

OR

1.5-1.9 × baseline within a week

UO <0.5 ml/kg/hour for ≥12 hours

↑sCr >3.0 × baseline

OR

OR

UO <0.5 ml/kg/hour for 6-12 hours

UO <0.3 ml/kg/hour for 24 hours

OR

Anuria for 12 hours

OR

Initiation RRT

OR

In patients <18 years old, ↓ in eGFR to <35 ml/minute/1.73 m²