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Table 2 Stages of renal failure

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

eGFR level (mL/min/1.73 m 2 )

1

90 or above

2

89 to 60

3a

59 to 45

3b

44 to 30

4

29 to 15

5

Less than 15 or on dialysis