Table 1. Arm A: Population structure among individuals enumerated as a household member in R3.
| Zambian communities | SA communities | |||||||
|---|---|---|---|---|---|---|---|---|
| Individual characteristic | Men | Women | Men | Women | ||||
| (N = 61,402) | (N = 65,896) | (N = 32,095) | (N = 34,514) | |||||
| Age group (years) | n | % | n | % | n | % | n | % |
| 15–17 | 5,728 | 9.3 | 6,608 | 10.0 | 1,910 | 5.9 | 2,273 | 6.6 |
| 18–19 | 4,567 | 7.4 | 5,455 | 8.3 | 1,646 | 5.1 | 1,902 | 5.5 |
| 20–24 | 11,386 | 18.5 | 14,463 | 21.9 | 5,309 | 16.5 | 6,079 | 17.6 |
| 25–29 | 9,677 | 15.8 | 10,541 | 16.0 | 5,425 | 16.9 | 5,902 | 17.1 |
| 30–34 | 8,223 | 13.4 | 8,059 | 12.2 | 5,133 | 16.0 | 5,116 | 14.8 |
| 35–39 | 6,819 | 11.1 | 6,149 | 9.3 | 3,821 | 11.9 | 3,736 | 10.8 |
| 40–44 | 5,280 | 8.6 | 4,404 | 6.7 | 3,032 | 9.4 | 3,059 | 8.9 |
| 45–49 | 3,336 | 5.4 | 2,797 | 4.2 | 2,063 | 6.4 | 2,243 | 6.5 |
| 50–54 | 2,057 | 3.3 | 2,413 | 3.7 | 1,664 | 5.2 | 1,783 | 5.2 |
| 55–59 | 1,419 | 2.3 | 1,678 | 2.5 | 985 | 3.1 | 1,050 | 3.0 |
| 60–64 | 1,010 | 1.6 | 1,306 | 2.0 | 594 | 1.8 | 614 | 1.8 |
| ≥65 | 1,900 | 3.1 | 2,023 | 3.1 | 513 | 1.6 | 757 | 2.2 |
| Prior residency and participation (using information from R1 and R2) | ||||||||
| Previously participated, known HIV positive | 2,526 | 4.1 | 5,696 | 8.6 | /1 | / | ||
| Previously participated, tested HIV negative | 20,669 | 33.7 | 26,027 | 39.5 | / | / | ||
| Previously participated, declined offer of HIV testing | 6,482 | 10.6 | 7,035 | 10.7 | / | / | ||
| Previously resident, but did not previously participate | 8,771 | 14.3 | 3,739 | 5.7 | / | / | ||
| Newly resident in area of community in R3 and/or <15 years during R2 | 22,954 | 37.4 | 23,399 | 35.5 | / | / | ||
1The”/” symbol indicates information not available for SA study communities.
Abbreviations: R1, Round 1; R2, Round 2; R3, Round 3; SA, South Africa