Table 1 Baseline characteristics of ARDS patients according to the 28-day survival status
Variables | Survivors (n = 69) | Non-survivors (n = 67) | P-value |
|---|---|---|---|
Age, years | 61.8 ± 14.211 | 65.1 ± 12.553 | 0.157 |
Male | 42 (60.9%) | 49 (73.1%) | 0.129 |
Smoking | 29 (42. 0%) | 38 (56.7%) | 0.087 |
Alcohol | 27 (39.1%) | 34 (50.7%) | 0.173 |
Comorbidities | Â | Â | 0.183 |
Hypertension | 27 (39.1%) | 18 (26.9%) | Â |
Diabetes mellitus | 7 (10.1%) | 4 (6.0%) | Â |
Coronary artery disease | 0 (0%) | 3 (4.5%) | Â |
Reason of admission | Â | Â | 0.608 |
Severe pneumonia | 36 (52.2%) | 43 (64.2%) | Â |
Non-pulmonary sepsis | 5 (7.2%) | 3 (4.5%) | Â |
Trauma | 5 (7.2%) | 3 (4.5%) | Â |
Severe acute pancreatitis | 9 (13.0%) | 6 (9.0%) | Â |
Poisoning | 7 (10.1%) | 4 (6.0%) | Â |
Aspiration | 3 (4.3%) | 4 (6.0%) | Â |
Pulmonary embolism | 3 (4.3%) | 2 (3.0%) | Â |
DIC | 0 (0.0%) | 2 (3.0%) | Â |
Burns | 1 (1.4%) | 0 (0.0%) | Â |
Mechanical ventilation, day | 5 (1.5–8.0) | 4 (2.0–7.0) | 0.885 |
APACHE-II score | 22 (20.0–26.5) | 27 (20.0–30.0) | 0.026 |
SOFA score | 7 (5.0–9.0) | 9 (7.0–11.0) |  < 0.001 |
PaO2/FiO2 | 173.55 ± 61.108 | 147.64 ± 55.167 | 0.011 |