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Baseline characteristics of studied cases
| Variables | Number (%) |
|---|---|
| Sex | |
| Male | 38 (60.3) |
| Female | 25 (39.7) |
| Age (year) | |
| 20-39 | 12 (19) |
| 40-59 | 28 (44.4) |
| ≥ 60 | 23 (36.5) |
| Symptom at presentation | |
| Dyspnea | 33 (52.3) |
| Fever | 45 (71.4) |
| Cough | 30 (47.6) |
| Headache | 6 (9.5) |
| Myalgia/ fatigue | 9 (14.3) |
| Gastrointestinal symptoms | 1 (1.5) |
