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Table 4 Influence of urine output and serum creatinine criteria for AKI-2 on outcomes

From: The KDIGO acute kidney injury guidelines for cardiac surgery patients in critical care: a validation study

Criteria met

N (%)

Progressed to RRT, N(%)

Prolonged ICU LOS, N(%)

2-year mortality, N(%)

Urine output alone

97 (43.7)

11 (11.3)

58 (61.1)

10 (10.3)

Creatinine alone

92 (41.4)

30 (32.6) *

70 (79.5)*

15 (16.3)

Urine output AND Creatinine

33 (14.9)

20 (60.6) *†

30 (97.0)* †

9 (27.3)*

  1. AKI acute kidney injury, RRT renal replacement therapy, LOS length of stay
  2. *= p values for comparison with urine output alone group ≤0.01 on univariable analysis
  3. † = p values for comparison with serum creatinine alone group ≤0.02 on univariable analysis
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BMC Nephrology

ISSN: 1471-2369

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