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Table 2 Subgroup analysis: severe ARDS

From: Acute respiratory distress syndrome - the Berlin definition: impact on an ICU of a university hospital

Variable

Survivors

Nonsurvivors

P value

APACHE II

20.82 ± 8.89

25.31 ± 5.63

0.761

MV (days)

26.95 ± 18.03

10.10 ± 11.64

0.001

ARDS (days)

15.8 ± 11.60

8.5 ± 8.6

0.031

ICU stay

33.52 ± 18.25

11.25 ± 11.80

0.001