Table 3

Hospital and ICU outcomes during hospitalization period

Variable

No ARDS (n = 4,484)

ARDS (n = 246)

P value

Length of stay in days, mean (SD)

Hospital length of stay

12.7 (8.7)

21.1 (9.3)

< 0.0001

ICU length of stay

6.7 (6.6)

17.7 (9.3)

< 0.0001

Mechanical ventilation

On ventilator at ICU admission, number (percentage)

2,024 (45.1)

136 (55.3)

0.0019

Duration on ventilator in days, mean (SD)

6.2 (6.7)

15.4 (9.0)

< 0.0001

Mortality rate

Hospital mortality, number (percentage)

721 (16.1)

93 (37.8)

< 0.0001

ICU mortality, number (percentage)

504 (11.2)

88 (35.8)

< 0.0001

ARDS, acute respiratory distress syndrome; ICU, intensive care unit; SD, standard deviation.

Zilberberg et al. Critical Care 2007 11:R63   doi:10.1186/cc5934