Participant characteristics
| Participants (n=1893) | |
| Age, years | |
| <10 | 340 (18.0%) |
| 10–19 | 384 (20.3%) |
| 20–39 | 451 (23.8%) |
| 40–59 | 359 (19.0%) |
| >60 | 359 (19.0%) |
| Gender | |
| Female | 964 (50.9%) |
| Male | 929 (49.1%) |
| Area of residence | |
| Rural | 1174 (62.0%) |
| Urban | 719 (38.0%) |
| Number of people per household (n=1719)‡ | 7 (5–9)* (1–45)† |
| Occupation with high risk of exposure to COVID-19 (n=1892)‡ | 845 (44.6%) |
| Current smoker (n=1892)‡ | 250 (13.2%) |
| Would accept vaccine if offered (n=1892)‡ | 1666 (88.0%) |
| Seropositive | 53 (2.8%) |
| Positive IgM | 12 (0.6%) |
| Positive IgG | 44 (2.3%) |
*Median (IQR).
†Absolute range.
‡Data are n (%) unless otherwise stated.