Table 1.
Characteristics of study participants
| Frequency | % | |
| Total | 6230 | |
| Age (years) | ||
| 18–29 | 1513 | 24.3 |
| 30–49 | 2672 | 42.9 |
| 50–69 | 1643 | 26.4 |
| ≥70 | 402 | 6.5 |
| Gender | ||
| Male | 3126 | 50.2 |
| Female | 3104 | 49.8 |
| Residence | ||
| Urban | 2866 | 46.0 |
| Rural | 3364 | 54.0 |
| Pregnant (n=3104) | 56 | 1.8 |
| Self-reported history of chronic disease | 1145 | 18.4 |
| History of COVID-19-like symptoms | 474 | 7.6 |
| History of contact with a known COVID-19 case | 439 | 7.0 |
| Ever tested for COVID-19 (RT-PCR) | 1092 | 17.5 |
| RT-PCR result (n=1088*) | ||
| Positive | 176 | 16.2 |
| Negative | 912 | 83.8 |
*RT-PCR result not known in four participants.
RT-PCR, reverse-transcriptase PCR.