Sexual behaviours with up to three of the most recent male partnerships in up to four locations (three destination types) in the previous 12 months, by destination type and partnership HIV seroconcordancy, of men who have sex with men who travel internationally, San Francisco Bay Area, 2009–2011 (N=501 respondents for 2898 partnerships)
| Destination type | |||||
|---|---|---|---|---|---|
| San Francisco Bay Area N (%)* | USA N (%)* | International N (%)* | χ2† | p Value† | |
| Total partnerships | |||||
| Overall | 1225 (100) | 657 (100) | 1016 (100) | – | – |
| Seroconcordant | 801 (100) | 420 (100) | 532 (100) | – | – |
| Serodiscordant | 424 (100) | 237 (100) | 484 (100) | – | – |
| Mutual masturbation | |||||
| Overall | 962 (78.7) | 504 (76.7) | 776 (76.4) | 1.49 | 0.47 |
| Seroconcordant | 664 (82.9) | 329 (78.3) | 420 (79.0) | 9.52 | <0.01 |
| Serodiscordant | 298 (70.6) | 175 (73.8) | 356 (73.6) | 4.22 | 0.12 |
| Oral intercourse | |||||
| Overall | 1109 (90.7) | 589 (89.7) | 906 (89.2) | 4.21 | 0.12 |
| Seroconcordant | 738 (92.1) | 396 (94.3) | 493 (92.7) | 1.27 | 0.53 |
| Serodiscordant | 371 (87.9) | 193 (81.4) | 413 (85.3) | 5.29 | 0.07 |
| Oral–anal contact | |||||
| Overall | 523 (42.8) | 278 (42.3) | 357 (35.1) | 20.81 | <0.01 |
| Seroconcordant | 409 (51.1) | 207 (49.3) | 227 (42.7) | 18.36 | <0.01 |
| Serodiscordant | 114 (27.0) | 71 (30.0) | 130 (26.9) | 0.24 | 0.89 |
| Any anal intercourse | |||||
| Overall | 733 (59.8) | 386 (58.8) | 557 (54.8) | 10.30 | <0.01 |
| Seroconcordant | 544 (67.9) | 278 (66.2) | 340 (63.9) | 7.38 | 0.03 |
| Serodiscordant | 189 (44.6) | 108 (45.6) | 217 (44.8) | 1.30 | 0.52 |
| Insertive anal intercourse | |||||
| Overall | 511 (41.8) | 265 (40.3) | 385 (37.9) | 7.90 | 0.02 |
| Seroconcordant | 389 (48.6) | 193 (46.0) | 239 (44.9) | 8.39 | 0.02 |
| Serodiscordant | 122 (28.9) | 72 (30.4) | 146 (30.2) | 0.92 | 0.63 |
| Receptive anal intercourse | |||||
| Overall | 476 (38.9) | 220 (33.5) | 332 (32.7) | 16.9 | <0.01 |
| Seroconcordant | 358 (44.7) | 162 (38.6) | 205 (38.5) | 10.25 | <0.01 |
| Serodiscordant | 118 (28.0) | 58 (24.5) | 127 (26.2) | 4.14 | 0.13 |
| Any UAI | |||||
| Overall | 406 (33.1) | 178 (27.1) | 253 (24.9) | 27.92 | <0.01 |
| Seroconcordant | 332 (41.5) | 150 (35.7) | 181 (34.0) | 19.39 | <0.01 |
| Serodiscordant | 74 (17.5) | 28 (11.8) | 72 (14.9) | 4.85 | 0.09 |
| Insertive UAI | |||||
| Overall | 291 (24.0) | 132 (20.3) | 170 (16.9) | 23.92 | <0.01 |
| Seroconcordant | 249 (31.4) | 116 (27.6) | 128 (24.1) | 19.20 | <0.01 |
| Serodiscordant | 42 (10.1) | 16 (6.9) | 42 (8.8) | 3.52 | 0.17 |
| Receptive UAI | |||||
| Overall | 284 (23.3) | 104 (15.9) | 157 (15.5) | 36.00 | <0.01 |
| Seroconcordant | 233 (29.2) | 87 (20.8) | 113 (21.4) | 23.05 | <0.01 |
| Serodiscordant | 51 (12.1) | 17 (7.2) | 44 (9.1) | 6.70 | 0.04 |
*Percentages in table do not sum to 100%; percentages represent ‘yes’ responses only.
†Wald χ2 and p value are from bivariate generalised estimating equations models, adjusted for multiple observations per participant.
UAI, unprotected anal intercourse.