Table 4. Patients' characteristics.
| Age (y) | (Mean [min-max]) | 65.9 (18–96) |
| Sex | Male (%) | 83 (54.2%) |
| Female (%) | 70 (45.8%) | |
| Sputum (Miller and Jones' classification) | ||
| M2 (%) | 31 (20.3%) | |
| P1 (%) | 38 (24.8%) | |
| P2 (%) | 22 (14.4%) | |
| P3 (%) | 62 (40.5%) | |
| Cthuman (mean [min-max]) | 24.58 (20.58–26.85) | |
| Type of pneumonia | ||
| Community-acquired pneumonia (CAP) (%) | 113 (73.9%) | |
| Healthcare-associated pneumonia (HCAP) (%) | 24 (15.7%) | |
| Hospital-associated pneumonia (HAP) (%) | 16 (10.5%) | |
| Serum CRP (mg/dL) (Mean [min-max]) | 11.0 (0.1–45.39) | |
| Radiological feature | Monolobar infiltrate | 71 (46.4%) |
| Multilobar infiltrates | 82 (53.6%) | |
| Underlying disorder | Neoplastic disease | 5 (3.3%) |
| Congestive heart failure | 18 (11.8%) | |
| Cerebrovascular disease | 25 (16.3%) | |
| Renal disease | 9 (5.9%) | |
| Liver disease | 4 (2.6%) | |
| Chronic respiratory disease | 49 (26.1%) | |
| Lung cancer | 9 (5.9%) | |
| Collagen vascular disease | 19 (12.4%) | |
| Steroid usage | 13 (8.5%) | |
| Diabetes | 15 (9.8%) | |