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Table 5 Baseline characteristics of the nonsepsis, nontrauma cohort

From: Longer storage duration of red blood cells is associated with an increased risk of acute lung injury in patients with sepsis

Characteristic

ALI/ARDS

No ALI/ARDS

p value

 

(n = 13)

(n = 112)

 

Age (yr)

56 (48, 59)

61 (49.8, 68)

0.191a

Female gender

69.2% (9)

43.8% (49)

0.081b

Current smoker

30.8% (4)

24.3% (27)

0.612b

ICU days

6 (3, 8)

5 (3, 9)

0.827a

Ventilator-free days

24 (16, 26)

26 (23, 27)

0.094a

Hospital days

16 (11, 21)

11 (7, 20.3)

0.337a

Baseline APACHE II score

26 (24, 29)

26 (22, 31)

0.711a

Blood median storage days

20 (17, 29)

22 (16, 29)

1a

Blood maximum storage days

26 (19, 35)

26.5 (20, 33)

0.907a

Number of units transfused

4 (2, 5)

4 (2, 8)

0.88a

  1. Data given as median (25th percentile, 75th percentile) or percent (frequency) of patients.
  2. N is the number of nonmissing values.
  3. aWilcoxon test; bPearson test.