Table 1. Clinical characteristics in total patients.
| Total patients | |
|---|---|
| n = 94 | |
| Age, year | 72 (62–80) |
| Sex, male/female (% of male) | 71 / 23 (75.5) |
| BMI, kg/m2 | 22.2 (19.6–24.4) |
| APACHE II | 29 (24–35.7) |
| SAPS II | 62 (52.3–75) |
| SOFA | 14 (11.2–15) |
| S/F ratio | 192 (152–245) |
| P/F ratio | 179 (121–236) |
| Use of systemic corticosteroids, No. (%) | 71 (75.6) |
| Use of sivelestat sodium, No. (%) | 29 (30.9) |
| Use of vasopressor, No. (%) | 53 (56.4) |
| Length of stay in hospital, days | 31 (19.2–58.7) |
| Length of stay in ICU, days | 10 (6.3–21.5) |
| Duration of mechanical ventilation, days | 9 (5–24.5) |
| Ventilator—free days at day 28, days | 15.5 (0–22.2) |
| Comorbidities, No. (%) | |
| Hypertension | 45 (47.9) |
| COPD | 28 (29.8) |
| Malignancy | 27 (28.7) |
| Diabetes mellitus | 25 (26.6) |
| Coronary artery disease | 16 (17.1) |
| Chronic kidney disease | 9 (9.6) |
| Autoimmune disease | 9 (9.6) |
| Diagnosis, No. (%) | |
| Bacterial pneumonia | 38 (40.4) |
| Interstitial lung disease | 36 (38.2) |
| Viral/Pneumocystis pneumonia | 9 (9.5) |
| Aspiration pneumonia | 4 (4.2) |
| Others | 7 (10.6) |
Data are presented as median (range), or number (percentage). APACHE acute physiology and chronic health evaluation, BMI body mass index, COPD chronic obstructive pulmonary disease, ICU intensive care unit, SAPS simplified acute physiology score, SOFA sequential organ failure assessment.