Table 1.
Characteristics of the patients on presentation*
| Characteristic | No. (%) of individuals |
|---|---|
| Sex | |
| Male | 19 (20) |
| Female | 76 (80) |
| Age | 28.7 ± 9.5 |
| Major symptoms | |
| Fever (temperature > 38 C for 24 h) | 95 (100) |
| Rigor | 25 (26.3) |
| Cough | 95 (100) |
| Sputum production | 84.21 (80) |
| Dyspnea | 30 (31.6) |
| Pleurisy | 28 (29.5) |
| Malaise | 95 (100) |
| Myalgia | 32 (33.7) |
| Physical signs | |
| Crackles | 34 (35.8) |
| Percussion dullness | 88 (92.7) |
| Red blood cell count (×1012 per l) | 4.38 ± 0.5 |
| Hemoglobin (g/dl) | 129.3 ± 16.8 |
| White blood cell count (×109 per l) | 5.6 ± 2.1 |
| Lymphocyte (%) | 13.9 ± 13.5 |
| Platelet count (×109 per l) | 176.6 ± 72.6 |
| ALT (U/l) | 14.6 ± 6.0 |
| AST (U/l) | 22.7 ± 5.8 |
| Creatinine (μmol/l) | 79.2 ± 13.2 |
| Oxygen saturation on room air (%) | 97 ± 2.3 |
* Plus-minus values are mean ± S.D. Normal ranges are as follows: for red blood cell count, 3.5 × 1012 to 5.5 × 1012 per l; for hemoglobin, 110–160 g/dl; for white blood cell count, 4 × 109 to 10 × 109 per l; for lymphocyte percentage, 20–40%; for platelet, 100 × 109 to 300 × 109 per l; for ALT, 5–40 U/l; for AST, 5–40 U/l; for creatinine, 44–133 μmol/l.