Total | Online acquired partnerships | Offline acquired partnerships | P valueb | |
---|---|---|---|---|
n(%)e | n(%)e | n(%)e | n(%)e | |
N | 1781 | 878 | 903 | |
Demographicsa | ||||
Median age of partner in years (IQR) | 34 (28–40) | 34 (28–40) | 34 (28–39) | 0.546 |
Age of partner in years categorised | 0.148 | |||
< 30 | 540 (30.5 %) | 275 (31.5 %) | 265 (29.6 %) | |
30–34 | 371 (21.0 %) | 174 (19.9 %) | 197 (22.0 %) | |
35–39 | 392 (22.2 %) | 179 (20.5 %) | 213 (23.8 %) | |
≥ 40 | 466 (26.3 %) | 246 (28.2 %) | 220 (24.6 %) | |
Median age difference in years participant - partner (IQR)c | 4 (−2 to 10) | 3 (−3 to 10) | 4 (−2 to 10) | 0.013 |
Age difference participant - partner, categorised | 0.137 | |||
Partner >5 years older than participant | 279 (15.8 %) | 151 (17.3 %) | 128 (14.3 %) | |
Partner and participant differ ≤5 years | 767 (43.4 %) | 375 (42.9 %) | 392 (43.8 %) | |
Partner is >5 years younger than participant | 723 (40.9 %) | 348 (39.8 %) | 375 (41.9 %) | |
Ethnic group partner | <0.001 | |||
Dutch | 974 (57.6 %) | 520 (61.3 %) | 454 (54.0 %) | |
Western, non-Dutch | 323 (19.1 %) | 127 (15.0 %) | 196 (23.3 %) | |
Non-western | 393 (23.3 %) | 202 (23.8 %) | 191 (22.7 %) | |
Concordance between ethnic group of participant - partner | 0.025 | |||
Concordant ethnicity | 767 (43.1 %) | 399 (45.4 %) | 368 (40.8 %) | |
Different ethnicity | 1014 (56.9 %) | 479 (54.6 %) | 535 (59.3 %) | |
Concordance in life styles participant - partner | 0.353 | |||
No difference in life styles | 703 (39.5 %) | 338 (38.5 %) | 365 (40.4 %) | |
Differences in life styles | 1078 (60.5 %) | 540 (61.5 %) | 538 (59.6 %) | |
HIV status partner | ||||
Perceived HIV status of partner | <0.001 | |||
HIV-negative | 715 (40.2 %) | 388 (44.2 %) | 327 (36.2 %) | |
HIV-positive | 270 (15.2 %) | 151 (17.2 %) | 119 (13.2 %) | |
Unaware | 796 (44.7 %) | 339 (38.6 %) | 457 (50.6 %) | |
Perceived HIV concordance participant - partner | <0.001 | |||
Same HIV status | 789 (44.3 %) | 430 (49.0 %) | 359 (39.8 %) | |
Different HIV status | 135 (7.6 %) | 72 (8.2 %) | 63 (7.0 %) | |
HIV status of participant or partner unknown | 857 (48.1 %) | 376 (42.8 %) | 481 (53.3 %) | |
Does partner know HIV status of participant? | <0.001 | |||
No | 201 (11.3 %) | 101 (11.5 %) | 100 (11.1 %) | |
Yes | 585 (32.9 %) | 340 (38.8 %) | 245 (27.2 %) | |
Possibly | 993 (55.8 %) | 436 (49.7 %) | 557 (61.8 %) | |
Sexual behaviour | ||||
Partnership type | <0.001 | |||
Known partner | 1137 (65.9 %) | 661 (77.7 %) | 476 (54.4 %) | |
Anonymous partner | 589 (34.1 %) | 190 (22.3 %) | 399 (45.6 %) | |
Sex frequency with partnerd | <0.001 | |||
Once | 961 (54.0 %) | 431 (49.1 %) | 530 (58.7 %) | |
2–5 times | 624 (35.1 %) | 344 (39.2 %) | 280 (31.0 %) | |
5–10 times | 129 (7.3 %) | 74 (8.4 %) | 55 (6.1 %) | |
> 10 times | 66 (3.7 %) | 28 (3.2 %) | 38 (4.2 %) | |
UAI | 0.082 | |||
No | 1339 (75.2 %) | 646 (73.6 %) | 693 (76.7 %) | |
Yes | 442 (24.8 %) | 232 (26.4 %) | 210 (23.3 %) | |
Group sex with partner | 0.003 | |||
No | 1518 (85.3 %) | 771 (87.9 %) | 747 (82.7 %) | |
Yes | 262 (14.5 %) | 106 (12.1 %) | 156 (17.3 %) | |
Paid sex with partner | 0.055 | |||
No | 1723 (96.9 %) | 841 (96.0 %) | 882 (97.7 %) | |
Yes | 56 (3.2 %) | 35 (4.0 %) | 21 (2.3 %) | |
Sex-related substance use in partnership | ||||
Any sex-related substance use | <0.001 | |||
No | 633 (35.5 %) | 344 (39.2 %) | 289 (32.0 %) | |
Yes | 1148 (64.5 %) | 534 (60.8 %) | 614 (68.0 %) | |
Sex-related alcohol use | <0.001 | |||
No | 1143 (64.2 %) | 627 (71.4 %) | 516 (57.1 %) | |
Yes | 638 (35.8 %) | 251 (28.6 %) | 387 (42.9 %) | |
Sex-related use of 2 or more substances other than alcohol | 0.576 | |||
No | 1467 (82.4 %) | 719 (82.0 %) | 748 (82.8 %) | |
Yes | 313 (17.6 %) | 158 (18.0 %) | 155 (17.2 %) |