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Table 9 Grading of the severity of postoperative acute kidney injury

From: European Multicenter Study on Coronary Artery Bypass Grafting (E-CABG registry): Study Protocol for a Prospective Clinical Registry and Proposal of Classification of Postoperative Complications

Stages

Definition

1

1.5–1.9 times baseline

 

OR

 

Serum creatinine increase ≥26.5 μmol/l

2

Serum creatinine 2.0–2.9 times baseline

3

Serum creatinine ≥3.0 times baseline

 

OR

 

Serum creatinine increase ≥353.6 μmol/l

 

OR

 

Initiation of renal replacement therapy