TABLE 5.
Clinical outcomes and do-not-intubate (DNI) status according to arterial oxygen tension (PaO2)/inspiratory oxygen fraction (FiO2) class
| Patients by PaO2/FiO2 ratio | ||||||
| <50 | 51–100 | 101–150 | 151–200 | 201–250 | 251–300 | |
| Patients | 11 (1.6) | 222 (33.1) | 173 (25.8) | 127 (18.9) | 69 (10.3) | 68 (10.1) |
| Died at 30 days | 5 (45.5) | 77 (34.7) | 42 (24.2) | 33 (26) | 14 (20.3) | 9 (13.2) |
| ETI | 7 (63.6) | 76 (34.2) | 42 (24.3) | 32 (25.2) | 16 (23.2) | 5 (7.4) |
| Length of hospital stay days | 15.2±10.1 | 20.7±14.6 | 21.5±14 | 20.8±12.5 | 16.1±9.8 | 17.7±9.8 |
| DNI | 0 (0) | 6 (2.7) | 8 (4.6) | 4 (3.1) | 5 (7.2) | 5 (7.4) |
Data are presented as n (%) or mean±sd. ETI: endotracheal intubation.