Table 3.
Outcomes by patient group
| Outcome | All patients | ICU admissions | Non-ICU admissions | Pa | ALI | ARDS | Pb |
| 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) |
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.