Partner and relationship characteristics | Total (N = 6432) | CCU with both types of anal sex (N = 2853) (44.3%) | Non-CCU with both types of anal sex (N = 3579) (55.7%) | p value |
---|---|---|---|---|
Partner age categories | ||||
 Younger than 25 | 2225 (34.6) | 1047 (36.7) | 1178 (32.9) |  |
 25–34 | 2904 (45.2) | 1324 (46.4) | 1580 (44.2) |  |
 35–44 | 546 (8.5) | 209 (7.3) | 337 (9.4) | < 0.001 |
 45 and older | 134 (2.1) | 47 (1.7) | 87 (2.4) |  |
 Refusal/Don’t know | 623 (9.7) | 226 (7.9) | 397 (11.1) |  |
Partner’s education status | ||||
 None/Primary education only | 168 (2.6) | 50 (1.8) | 118 (3.3) |  |
 Junior secondary only | 127 (2.0) | 49 (1.7) | 78 (2.2) | <  0.001 |
 Senior secondary | 2107 (32.8) | 943 (33.1) | 1164 (32.5) |  |
 Higher than senior secondary | 3349 (52.1) | 1574 (55.2) | 1775 (49.6) |  |
 Refusal/Don’t know | 681 (10.6) | 237 (8.3) | 444 (12.4) |  |
Partner’s sexual orientation | ||||
 Gay or homosexual | 2487 (38.7) | 1131 (39.7) | 1356 (37.9) |  |
 Bisexual | 3418 (53.1) | 1532 (53.7) | 1886 (52.7) | < 0.001 |
 Refusal/Don’t know | 527 (8.2) | 190 (6.7) | 337 (9.4) |  |
Partner’s marital status | ||||
 Single/Never married | 5285 (82.2) | 2338 (82.0) | 2947 (82.3) |  |
 Married to a woman | 919 (14.3) | 397 (13.9) | 522 (14.6) |  |
 Cohabitating with a man | 20 (0.3) | 7 (0.3) | 13 (0.4) | 0.033 |
 Separated/Divorced/Widowed | 39 (0.6) | 17 (0.6) | 22 (0.6) |  |
 Refusal/Don’t know | 116 (1.8) | 69 (2.4) | 47 (1.3) |  |
 Missing | 53 (0.8) | 25 (0.88) | 28 (0.80) |  |
Relationship type | ||||
 Regular | 2255 (35.1) | 951 (33.3) | 1304 (36.4) |  |
 Casual | 4160 (64.7) | 1890 (66.3) | 2270 (63.4) | 0.011 |
 Refusal/Don’t know | 8 (0.12) | 6 (0.2) | 2 (0.06) |  |
 Missing | 9 (0.14) | 6 (0.2) | 3 (0.08) |  |
Age difference between partner and participant | ||||
 No age difference | 548 (8.5) | 237 (8.3) | 311 (8.7) |  |
 Age difference greater than or equal to ten years | 998 (15.5) | 440 (15.4) | 558 (15.6) | < 0.001 |
 Age difference less than 10 years | 4229 (65.8) | 1938 (67.9) | 2291 (64.0) |  |
 Unknown age difference | 657 (10.2) | 238 (8.3) | 419 (11.7) |  |
Partner Age mix | ||||
 All partner’s ages were different | 3264 (50.8) | 1470 (51.5) | 1794 (50.1) |  |
 All partners were consistently younger than participant | 755 (11.7) | 354 (12.4) | 401 (11.2) |  |
 All partners were consistently older than participant | 1976 (30.7) | 894 (31.3) | 1082 (30.2) | < 0.001 |
 All partners were the same age as participant | 42 (0.7) | 16 (0.6) | 26 (0.7) |  |
 Unknown age mix | 395 (6.1) | 119 (4.2) | 276 (7.7) |  |
Partner socio-economic status | ||||
 Same as participant’s | 1367 (21.3) | 635 (22.3) | 732 (20.5) |  |
 Lower than participant’s | 1386 (21.6) | 610 (21.4) | 776 (21.7) |  |
 Higher than participant’s | 3428 (53.3) | 1520 (53.3) | 1908 (53.3) | 0.012 |
 Refusal/Don’t know | 248 (3.9) | 88 (3.1) | 160 (4.5) |  |
 Missing | 3 (0.05) | 0 | 3 (0.08) |  |
Did your partner have more than one regular sexual partner at the same time? | ||||
 No | 963 (15.0) | 448 (15.7) | 515 (14.4) |  |
 Yes | 4403 (68.5) | 1930 (67.7) | 2473 (69.1) | 0.311 |
 Don’t Know | 1066 (16.6) | 475 (16.6) | 591 (16.5) |  |
How many sexual partners do you believe your partner has had in the past year? | ||||
 No sexual partners | 104 (1.6) | 44 (1.5) | 60 (1.7) |  |
 1–2 sexual partners | 470 (7.3) | 244 (8.6) | 226 (6.3) |  |
 3–5 sexual partners | 573 (8.9) | 310 (10.9) | 263 (7.4) | < 0.001 |
 Greater than 5 | 589 (9.2) | 309 (10.9) | 280 (7.8) |  |
 Don’t know | 4696 (73.0) | 1946 (68.2) | 2750 (76.8) |  |
Do you believe partner has ever had sex under the influence of drug or alcohol? | ||||
 No | 2100 (32.7) | 1031 (36.1) | 1069 (29.9) |  |
 Yes | 1238 (19.3) | 623 (21.8) | 615 (17.2) |  |
 Don’t Know | 778 (12.1) | 344 (12.1) | 434 (12.1) |  |
 Refusal | 2316 (36.0) | 855 (30.0) | 1461 (40.8) |  |
When partner has sex with other sexual partners how often do you believe a condom is used | ||||
 Never | 237 (3.7) | 82 (2.9) | 155 (4.3) |  |
 Sometimes | 1035 (16.1) | 446 (15.6) | 589 (16.5) |  |
 Almost always | 296 (4.6) | 124 (4.4) | 172 (4.8) | < 0.001 |
 Always | 974 (15.1) | 657 (23.0) | 317 (8.9) |  |
 Don’t know | 1311 (20.4) | 541 (19.0) | 770 (21.5) |  |
 Refusal | 2577 (40.1) | 1001 (35.1) | 1576 (44.0) |  |
 Missing | 2 (0.03) | 2 (0.07) | 0 |  |
When you had sex with this partner, how often did you have sex? | ||||
 Only once or twice ever | 1125 (17.5) | 564 (19.8) | 561 (15.7) |  |
 Almost every day | 207 (3.2) | 80 (2.8) | 127 (3.6) |  |
 A few times each week | 1003 (15.6) | 411 (14.4) | 592 (16.5) |  |
 A few times each month | 1478 (23.0) | 651 (22.8) | 827 (23.1) | < 0.001 |
 Once a month | 2598 (40.4) | 1140 (40.0) | 1458 (40.7) |  |
 Refusal/Don’t know | 20 (0.3) | 6 (0.2) | 14 (0.4) |  |
 Missing | 1 (0.02) | 1 (0.04) | 0 |  |
As far as you know, has partner ever had any kind of STI? | ||||
 No | 2479 (38.5) | 1256 (44.0) | 1223 (34.2) |  |
 Yes | 551 (8.6) | 233 (8.2) | 318 (8.9) | < 0.001 |
 Unknown | 3371 (52.4) | 1355 (47.5) | 2016 (56.3) |  |
 Missing | 31 (0.5) | 9 (0.3) | 22 (0.6) |  |
Has partner encouraged you to make sure you use condom when you have sex with other sexual partners? | ||||
 No | 2274 (35.4) | 826 (29.0) | 1, 448 (40.5) |  |
 Yes | 3343 (52.0) | 1661 (58.2) | 1682 (47.0) |  |
 Don’t know | 11 (0.2) | 0 (0.0) | 11 (0.3) | < 0.001 |
 Refusal | 804 (12.5) | 366 (12.9) | 438 (12.2) |  |
How frequently do you discuss HIV with partner? | ||||
 Never | 2059 (32.0) | 756 (26.5) | 1303 (36.4) |  |
 At least once a week | 1173 (18.2) | 668 (23.4) | 505 (14.1) |  |
 Once a month or less | 2395 (37.2) | 1057 (37.1) | 1338 (37.4) | < 0.001 |
 Refused | 805 (12.5) | 372 (13.0) | 433 (12.1) |  |
As far as you know what your partner’s HIV status is? | ||||
 Negative | 2598 (40.4) | 1931 (48.8) | 1207 (33.7) |  |
 Positive | 355 (5.5) | 127 (4.5) | 228 (6.4) |  |
 Unknown | 3460 (53.8) | 1330 (46.6) | 2130 (59.5) | < 0.001 |
 Missing | 19 (0.3) | 5 (0.2) | 14 (0.4) |  |
HIV serostatus concordance | ||||
 Both negative | 1363 (21.2) | 730 (25.6) | 633 (17.7) |  |
 Both positive | 243 (3.8) | 94 (3.3) | 149 (4.2) |  |
 HIV serodiscordant/ Unknown status | 3972 (61.8) | 1784 (62.5) | 2188 (61.1) | < 0.001 |
 Both unknown | 835 (13.0) | 240 (8.4) | 595 (16.6) |  |
 Missing | 19 (0.3) | 23 (0.4) | 14 (0.4) |  |