Table 1.
Baseline characteristics and outcomes of CAP patients from whom serum was collected
| Characteristics | Patients with CAP (n = 394) |
|---|---|
| Demographic characteristics | |
| Age (years) | 54 (31–67) |
| Males | 235 (59.6) |
| Coexisting illnesses | |
| Hypertensive heart disease | 68 (17.3) |
| Diabetes mellitus | 36 (9.1) |
| Chronic obstructive pulmonary diseasee | 17 (4.3) |
| Liver disease | 14 (3.6) |
| Coronary artery disease | 11 (2.8) |
| Renal dysfunction | 9 (2.3) |
| Congestive heart failure | 8 (2.0) |
| Cerebrovascular disease | 8 (2.0) |
| Neoplastic disease | 8 (2.0) |
| Antibiotic pretreatment | 107 (27.2) |
| Laboratory findings | |
| PCT (ng/ml) | 0.28 (0.15–0.59) |
| CRP (mg/l) | 44.55 (15.98–106.25) |
| WBC (10^9/l) | 7.95 (6.10–11.30) |
| Neutrophils (10^9/l) | 6.00 (4.10–8.90) |
| NCP (%) | 75.70 (67.08–83.65) |
| Radiographic findings | |
| Pleural effusion | 107 (27.2) |
| Multilobar infection | 146 (37.1) |
| PSI class | |
| I–III | 328 (83.3) |
| IV | 34 (8.6) |
| V | 32 (8.1) |
| CURB65 score class | |
| 0–1 | 323 (82.0) |
| 2 | 29 (7.4) |
| 3–5 | 42 (10.6) |
| Clinical outcomes | |
| 30-day mortality | 31 (7.9) |
| ICU admission | 46 (11.7) |
Data are presented as median (interquartile range) or n (%)