Table 3. Descriptive characteristics of HIV-seronegative and -incident participants in egocentric partner analysis (n = 9,520).
| Characteristic | Women (n = 5,368) | Men (n = 4,152) | ||
| HIV-Seronegative n (Percent) | HIV-Incident n (Percent) | HIV-Seronegative n (Percent) | HIV-Incident n (Percent) | |
| Total population | 5,258 (98.0) | 110 (2.0) | 4,073 (98.1) | 79 (1.9) |
| Age in years | ||||
| 15–19 y | 290 (5.5) | 6 (5.5) | 320 (7.9) | 2 (2.5) |
| 20–24 y | 921 (17.5) | 25 (22.7) | 677 (16.6) | 12 (15.2) |
| 25–29 y | 1,287 (24.5) | 25 (22.7) | 820 (20.1) | 20 (25.3) |
| 30–34 y | 1,095 (20.8) | 31 (28.2) | 792 (19.4) | 22 (27.8) |
| 35–39 y | 710 (13.5) | 13 (11.8) | 681 (16.7) | 14 (17.7) |
| 40+ y | 955 (18.2) | 10 (9.1) | 783 (19.2) | 9 (11.4) |
| Marital status | ||||
| Never married | 590 (11.2) | 19 (17.2) | 906 (22.2) | 11 (13.9) |
| Unmarried, previously married | 779 (14.8) | 34 (30.9) | 311 (7.3) | 14 (17.7) |
| Married, not polygamous | 2,935 (55.8) | 39 (35.5) | 2,418 (59.4) | 45 (57.0) |
| Married, polygamousa | 954 (18.1) | 18 (16.4) | 438 (10.8) | 9 (11.4) |
| Number of self-reported recent sexual partners (last 12 mo) b | ||||
| 1 | 5,060 (96.2) | 99 (90.0) | 2,425 (59.5) | 33 (41.8) |
| 2 | 189 (3.6) | 8 (7.2) | 1,165 (28.6) | 30 (40.0) |
| 3–4 | 9 (0.2) | 3 (2.7) | 483 (11.9) | 16 (20.2) |
| Locations of self-reported recent sexual partners | ||||
| Household only | 3,907 (74.3) | 59 (53.6) | 1,918 (47.1) | 27 (34.2) |
| Community only | 554 (10.5) | 12 (10.9) | 559 (13.7) | 13 (16.5) |
| Extra-community only | 644 (12.2) | 33 (30.0) | 371 (9.1) | 5 (6.3) |
| Household and community | 73 (1.4) | 2 (1.8) | 564 (13.8) | 10 (12.7) |
| Household and extra-community | 44 (0.8) | 1 (0.9) | 411 (10.1) | 14 (17.7) |
| Community and extra-community | 33 (0.6) | 3 (2.7) | 159 (3.9) | 5 (6.3) |
| Household, community, and extra-community | 3 (0.1) | 0 (0.0) | 91 (2.2) | 5 (6.3) |
| One or more self-reported recent sexual partners with the following HIV serostatus c | ||||
| HIV seronegative | 2,274 (43.2) | 10 (9.1) | 2,361 (58.0) | 16 (20.2) |
| ART naïve, HIV incident | 16 (0.3) | 9 (8.2) | 8 (0.2) | 9 (11.4) |
| ART naïve, HIV seroprevalent | 101 (1.9) | 18 (16.4) | 91 (2.2) | 19 (24.1) |
| Using ARTd, HIV seroprevalent | 14 (0.2) | 0 (0.0) | 14 (0.3) | 1 (1.2)e |
| Missing HIV serostatus | 2,928 (55.7) | 76 (69.0) | 2,640 (63.3) | 64 (81.0) |
a
“Married, polygamous” for women refers to a woman in a marital relationship with a man who has multiple wives.
b
Self-reported sexual partners from the egocentric partnership block of the RCCS study questionnaire (records up to four partners in the last 12 mo).
c
Categories not mutually exclusive (i.e., participants may report multiple partners with different HIV serostatus).
d
Partners were considered to be on ART if they were using ART for 50% or more of the corresponding index participant's time at risk.
e
Partner on ART for 58% of the newly infected index participant's time at risk (previous to current survey interval).