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Table 3 Outcomes by patient group

From: Clinical risk conditions for acute lung injury in the intensive care unit and hospital ward: a prospective observational study

Outcome

All patients

ICU admissions

Non-ICU admissions

P a

ALI

ARDS

P b

ICU mortality

25/108 (23.1)

25/108 (23.1)

N/A

 

2/9 (22.2)

12/29 (41.4)

0.438

ICU length of stay

8 (4–19.5) (n = 104)

8 (4–19.5) (n = 104)

N/A

 

7.5 (5.3–22.5)

15 (7.5–36.5)

0.161

Duration of ventilation

7.5 (4–23) (n = 60)

7.5 (4–23) (n = 60)

N/A

 

6 (3–10)

17 (12–36.8)

0.035

Hospital mortality

99/815 (12.1)

29/108 (26.9)

70/707 (9.9)

<0.001

5/20 (25.0)

15/33 (45.5)

0.158

Hospital length of stay

10.0 (7–17)

21 (12–37.5)

9 (6–15)

<0.001

17 (10.0–42.0)

29 (13.3–63.8)

0.124

Cause of death

       

Multiple organ failure

25 (25.3)

8 (27.6)

17 (24.3)

0.579

1 (20)

4 (26.7)

0.707

Refractory hypotension

1 (1.0)

0

1 (1.4)

 

0

0

 

Refractory hypoxemia

4 (4.0)

1 (3.4)

3 (4.3)

 

0

1 (6.7)

 

Arrhythmia

2 (2.0)

1 (3.4)

1 (1.4)

 

0

0

 

Withholding-withdrawal

58 (58.6)

14 (48.3)

44 (62.9)

 

4 (80)

7 (46.7)

 

Brain death

2 (2.0)

1 (3.4)

1 (1.4)

 

0

1 (6.7)

 

Other

7 (7.1)

4 (13.8)

3 (4.3)

 

0

2 (13.3)

 
  1. ICU, intensive care unit; ALI, acute lung injury (PaO2/FiO2 200 to 300 mmHg); ARDS, acute respiratory distress syndrome; PaO2, partial pressure of arterial oxygen; FiO2, fractional concentration of inspired oxygen. aComparing ICU admissions with non-ICU admissions; bcomparing ALI with ARDS.