Table 3 Baseline characteristics and clinical course according to intensity of ventilatory support
Baseline characteristics | Total | No mechanical ventilation | Mechanical ventilation without ARDS | ARDS without ECMO | ECMO |
|---|---|---|---|---|---|
Number of patients (percentage) | 391 | 105 (27%) | 55 (14%) | 181 (46%) | 50 (13%) |
Age in years, mean (SD) | 46 (16) | 40 (16) | 52 (18) | 48 (15) | 37 (12) |
SAPS III, mean (SD) | 52 (17) | 41 (13) | 53 (14) | 56.5 (17) | 58.3 (17) |
Duration of ventilation in days, median (IQR) | 12 (5-24) | 0 | 2 (4-10) | 13 (7-21) | 26 (12-37) |
Length of stay in ICU in days, median (IQR) | 10 (5-24) | 4 (3-6) | 8 (5-16) | 17 (9-27) | 26 (14-42) |
Obesity, number (percentage) | 115 (29%) | 20 (19%) | 16 (21%) | 60 (33%) | 23 (46%) |
Mortality, number (percentage) | 87 (22.2%) | 2 (1.9%) | 7 (12%) | 56 (30.1%) | 22 (44%) |