Table 1.
Clinical characteristics of the study participants at enrollment
| Variable | Valuea N (%) |
|---|---|
| Age, years (range) | 24.5 (2–65) |
| < 5 | 31 (21.8%) |
| 5–15 | 34 (23.9%) |
| 15–55 | 55 (38.7%) |
| > 55 | 22 (15.5%) |
| Sex | |
| Number of male patients | 68 (47.9%) |
| Number of female patients | 74 (52.1%) |
| Chief symptom | |
| Mean temperature (°C ± SD) | 38.4 (± 1.3) |
| Chill | 59 (41.5%) |
| Fatigue | 39 (27.5%) |
| Headache | 37 (26.1%) |
| Abdominal pain | 28 (19.7%) |
| Cough | 25 (17.6%) |
| Diarrhoea/dysentery | 23 (16.2%) |
| Nausea | 21 (14.8%) |
| Stomach pain | 15 (10.6%) |
| Vomiting | 14 (9.9%) |
aData for all 142 patients were included in the calculations