| Asymptomatic Infection (n = 45) | Symptomatic Infection (n = 38) | |
| Age |
|
|
| Age 4 - 20 | 3 (6.7%) | 2(5%) |
| Age 21 - 64 | 39 (86.7%) | 33(87%) |
| Age ≥ 65 | 3 (6.7%) | 3 (8%) |
| Sex | ||
| Male | 20 (44%) | 16(42%) |
| Female | 25 (56%) | 22 (58%) |
| Laboratory results | ||
| IgG-positive | 22 (49%) | 15 (39%) |
| IgM-positive | 3 (7%) | 3 (9%) |
| IgG & IgM-positive | 20 (44%) | 20 (52%) |