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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.