Table 2 .
Clinical features and outcomes of NIPPV-treated patients with or without a DNI order
| Variables | Patients with DNI order (n = 25) | Patients without DNI order (n = 25) | P value |
|---|---|---|---|
| Age, years, mean (SD) | 82.1 (7.6) | 67.1 (8.4) | 0.0001 |
| Number of comorbidities, mean (SD) | 3 (1.3) | 1.84 (1.4) | 0.0039 |
| SOFA score, mean (SD) | 3.6 (1.4) | 2.6 (0.8) | 0.0032 |
| PaO2/FiO2 pre-NIPPV (SD) | 127.4 (67.9) | 132.9 (60.2) | 0.7632 |
| PaO2/FiO2 post-NIPPV (SD) | 127 (80.8) | 169.6 (61.2) | 0.0409 |
| NIPPV success, n | 6 (24%) | 16 (64%) | 0.0103 |
| Delayed ETI, n | - | 9 (36%) | – |
| In-hospital death, n | 22 (88%) | 3 (12%) | < 0.0001 |