Table 1. Demographics and clinical characteristics (n = 69).
| Parameters | Values |
|---|---|
| Age (yr) | 70.0 (58.5-76.0)† |
| Male/female, No | 34/35 |
| Smoking, never/ex-/current, No | 42/16/11 |
| Underlying lung diseases, No (%) | |
| COPD | 28 (40.6) |
| Tuberculosis-destroyed lung | 19 (27.5) |
| Bronchiectasis | 11 (16.7) |
| Interstitial lung disease | 4 (5.8) |
| Post-pneumonectomy state | 3 (4.3) |
| Others* | 4 (5.8) |
| Home oxygen therapy, No (%) | 25 (36.2) |
| NYHA class, No | |
| II/ III/ IV | 2/15/52 |
| Hypotension, No (%) | 1 (1.4) |
| Heart rate, beats/min | 98.0 (80.0-113.5)† |
| Brain natriuretic peptide (pg/mL) | 986.5 (449.5-1,489.0)† |
| Treatments | |
| ICU admission | 40 (58.0) |
| Diuretics | 61 (88.4) |
| Vasopressors | 10 (14.5) |
| Inotropics (dobutamine or milirone) | 9 (13.0) |
*Kyphoscoliosis (n=2), Chronic Pulmonary Thromboembolism (n=1), and Obesity hypoventilation syndrome (n=1); †Median (interquartiles). COPD, chronic obstructive pulmonary disease; ICU, intensive care unit; NYHA, New York Heart Association.