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Table 4 Odds ratios per category recalibrated APPS

From: External validation of the APPS, a new and simple outcome prediction score in patients with the acute respiratory distress syndrome

Variable

Range

Category

N

Hospital mortality (%)

OR

OR 2.5 %

OR 97.5 %

P for trend

Age

<47

1

72

26.4

1

  

0.0021

47–59

2

96

41.7

1.99

1.03

3.87

>59

3

271

47.2

2.5

1.4

4.44

PaO2/FiO2

>158

1

239

36.4

1

  

0.0015

105–158

2

135

46.7

1.53

1.00

2.35

<105

3

65

56.9

2.31

1.32

4.03

P max

<30

1

281

33.1

1

  

0.0001

30–33

2

40

45

1.65

0.85

3.23

>33

3

94

55.3

2.5

1.55

4.03