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Table 6 Mortality or dialysis in AKICr and urine output at a threshold of 0

From: The urine output definition of acute kidney injury is too liberal

Urine output

Mortality or dialysis, n(%)a

Relative riskb (95% CI)

 

No-AKICr

AKICr

No-AKICr

AKICr

≥0.30 ml/kg/hour (UO≥0.3)

355

161

  

Mortality or dialysis

27 (7.6)

24 (14.9)

1 (referent)

1.96 (1.76 to 2.05)

<0.30 ml/kg/hour (UO<0.3)

92

117

  

Mortality or dialysis

23 (25.0)

53 (45.2)

3.29 (2.77 to 3.63)

5.96 (5.05 to 6.92)

  1. AKICr, acute kidney injury by the creatinine definition; CI, confidence interval; UO≥0.3, urine output ≥0.3 ml/kg/hour averaged over 6 hours; UO<0.3, urine output <0.3 ml/kg/hour averaged over 6 hours. aNumber (percentage) of mortality or dialysis in each group. bRelative risk of mortality or dialysis to the referent group of No-AKICr and UO≥0.3
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Critical Care

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