Table 3.
Multivariate logistic regression analyses of possible factors associated for NPPV and NPPV or intubation
| For NPPV | For NPPV or intubation | |||||
|---|---|---|---|---|---|---|
| Variable | Multivariate OR | 95% CI | P | Multivariate OR | 95% CI | P |
| Age, per 5 years | Not selected | Not selected | ||||
| Sex, male | Not selected | Not selected | ||||
| Body mass index, per kg/m2 | Not selected | Not selected | ||||
| Coronary artery disease | Not selected | Not selected | ||||
| Hypertension | Not selected | Not selected | ||||
| Valvular heart disease | Not selected | Not selected | ||||
| Atrial fibrillation | Not selected | Not selected | ||||
| Prior hospitalization for heart failure | Not selected | Not selected | ||||
| Diabetes mellitus | Not selected | Not selected | ||||
| Pack‐years of smoking, per 10 pack‐years | Not selected | Not selected | ||||
| Pulse oximeter saturation with oxygen, per % | Not selected | Not selected | ||||
| Radiographic alveolar oedema | 13.68 | 3.05–61.41 | <0.01 | 18.51 | 4.52–75.76 | <0.001 |
| Left ventricular ejection fraction, per 5% | Not selected | 0.83 | 0.72–0.97 | 0.02 | ||
| Serum creatinine, per mg/dL | Not selected | Not selected | ||||
| Hypercapnia | 7.90 | 3.53–17.71 | <0.001 | 29.63 | 10.59–82.86 | <0.001 |
NPPV, non‐invasive positive pressure ventilation.