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Table 4 Patient outcomes (quartiles according to the oldest red blood cells transfused)

From: Age of red blood cells and outcome in acute kidney injury

 

Quartile 1

Quartiles 2 to 4

P-value

(n = 143)

(n = 509)

ICU length of stay, days

2.8 (1.6, 4.8)

4.2 (1.9, 8.7)

<0.001

Renal non-recovery†

1.4% (0.4, 5.0)

1.2% (0.5, 2.6)

0.689

Hospital mortality

10.5% (5.5, 15.5)

20.8% (17.3, 24.4)

0.005

90-day mortality

20.3% (13.7, 26.9)

29.9% (25.9, 33.8)

0.026

  1. The results are presented as median and IQR or as percentage with 95% confidence interval. Renal non-recovery is defined as dialysis dependence at 90 days.
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Critical Care

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