Table 1.
Demographics, severity of disease, clinical, laboratory and radiological findings of the study population before non-invasive ventilation
| Characteristic n. (%) | Study population 60 (100) |
|---|---|
| n. (%) | 60 (100) |
| Demographics, n. (%) | |
| Male | 38 (63) |
| Age, median (IQR) years | 71 (64 – 76) |
| Comorbidities, n. (%) | |
| Chronic Heart Failure | 41 (68) |
| Immunosuppression | 39 (65) |
| Long-term corticosteroid | 34 (57) |
| Immuosuppressive therapy | 1 (1.7) |
| Active cancer | 4 (6.7) |
| Diabetes mellitus | 11 (18) |
| Chronic renal failure | 5 (8.3) |
| Long-Term Oxygen Therapy | 29 (49) |
| Physical findings on admission, median (IQR) | |
| Systolic blood pressure, mmHg | 120 (110–139) |
| Diastolic blood pressure, mmHg | 70 (61–80) |
| Heart Rate, beats/minute | 100 (86–111) |
| Respiratory rate, breaths/minute | 30 (27–35) |
| Oxygen saturation, % | 86 (73–94) |
| Laboratory values on admission, median (IQR) | |
| Arterial pH | 7.44 (7.40–7.48) |
| PaCO2, mmHg | 40 (35–52) |
| PaO2, mmHg | 49 (39–67) |
| PaO2/FiO2 ratio | 125 (89–167) |
| White blood cells, cell/L-1 | 12020 (8390–15400) |