Table 1.
Characteristics of clients who had recent unprotected sex with FSWs in Tijuana compared with clients who did not
| Variable | Clients who had unprotected sex (N=198) | Clients who did not have unprotected sex (N=196) | Total (N=394) | P-value |
|---|---|---|---|---|
| Demographics | ||||
| Born in US | 76(38.4%) | 86(43.9%) | 162(41.1%) | 0.306 |
| Born in Mexico | 118(59.6%) | 107(54.6%) | 225(57.1%) | 0.360 |
| White | 21 (10.6%) | 31(15.8%) | 52(13.2%) | 0.138 |
| Latino or Hispanic | 160(80.8%) | 153(78.1%) | 313(79.4%) | 0.534 |
| Speaks Spanish | 182(91.9%) | 164(83.7%) | 346(87.8%) | 0.014 |
| Median age (IQR)* | 38 (30, 44) | 35 (27, 43) | 36 (28, 44) | 0.046 |
| Median yrs education (IQR) | 11 (9, 12) | 12 (9, 12) | 11 (9, 12) | 0.021 |
| Has children | 144(72.7%) | 115(58.7%) | 259(65.7%) | 0.004 |
| Married/common-law | 94(47.5%) | 72(36.7%) | 166(42.1%) | 0.033 |
| Living with partner/spouse | 59(29.8%) | 42(21.4%) | 101(25.6%) | 0.065 |
| Unemployed | 87 (43.9%) | 68 (34.7%) | 155(39.3%) | 0.064 |
| Heterosexual | 165(84.2%) | 178(90.8%) | 343(87.5%) | 0.066 |
| Bisexual | 31(15.8%) | 18(9.2%) | 49(12.5%) | 0.066 |
| Sexual behaviors | ||||
| Currently has steady female sex partner other than FSW/ex-FSW | 51(25.9%) | 57(29.2%) | 108(27.6%) | 0.498 |
| Currently has steady partner/wife who is a FSW/ex-FSWa | 29(36.3%) | 8(12.3%) | 37(25.5%) | 0.001 |
| Casual sex partner other than FSW† | 78(39.4%) | 60(30.6%) | 138(35.0%) | 0.073 |
| Male sex partner† | 42(21.2%) | 14(7.1%) | 56(14.2%) | <0.001 |
| Median no. yrs visiting FSWs (IQR) | 10 (2, 20) | 5 (1, 14.5) | 7 (2, 17) | 0.002 |
| Median age at first sex with FSW (IQR) | 18 (16, 24) | 20 (18, 27.5) | 19 (17, 25) | <0.001 |
| Median no. times sex with FSW, past yr (IQR) | 10 (5, 30) | 6 (3, 20) | 10 (4, 25) | <0.001 |
| Median no. FSWs visited† (IQR) | 4 (3, 10) | 3.5 (2, 8) | 4 (2, 10) | 0.004 |
| Visits the same FSW | 89(44.9%) | 52(26.7%) | 141(35.9%) | <0.001 |
| Median no. times sex with FSW outside Mexico or US (IQR) | 15 (2, 80) | 5 (2, 10) | 8.5 (2, 30) | 0.080 |
| Drug and alcohol use | ||||
| Ever used any drug | 182(91.9%) | 165(84.2%) | 347(88.1%) | 0.020 |
| Ever used heroin | 86(43.4%) | 58(29.6%) | 144(36.5%) | 0.005 |
| Ever used cocaine | 107(54.0%) | 88(44.9%) | 195(49.5%) | 0.071 |
| Ever used methamphetamine | 146(73.7%) | 105(53.6%) | 251(63.7%) | <0.001 |
| Injected any drug† | 65(32.8%) | 34(17.3%) | 99(25.1%) | <0.001 |
| Receptive needle sharing among IDUs†b | 54(83.1%) | 20(58.8%) | 74(74.7%) | 0.014 |
| Client was drunk during sex with FSW† | 98(50.0%) | 70(35.9%) | 168(43.0%) | 0.006 |
| Client was high during sex with FSW† | 155(78.7%) | 105(53.6%) | 260(66.2%) | <0.001 |
| Used marijuana during sex with FSW†c | 95(80.5%) | 52(59.1%) | 147(71.4%) | 0.001 |
| Been in substance abuse treatment | 48(24.2%) | 29(14.8%) | 77(19.5%) | 0.022 |
| Social and structural influences | ||||
| Done time in jail/prison | 119(60.1%) | 90(45.9%) | 209(53.0%) | 0.006 |
| Median no. male friends who visit FSWs (IQR) | 7 (5, 10) | 5 (3, 10) | 6 (4, 10) | 0.090 |
| Been victimized by a FSW or pimp in Tijuana | 27(13.6%) | 14(7.1%) | 41(10.4%) | 0.047 |
| HIV and STI results | ||||
| Any STI or HIV | 24(12.2%) | 30(15.7%) | 54(13.9%) | 0.379 |
| HIV rapid test | 7(3.5%) | 12(6.1%) | 19(4.8%) | 0.250 |
| Chlamydia | 15(7.6%) | 14(7.1%) | 29(7.4%) | 1.000 |
| Gonorrhea | 3(1.5%) | 7(3.6%) | 10(2.5%) | 0.219 |
| Syphilis | 4(2.0%) | 5(2.6%) | 9(2.3%) | 0.749 |
| Any self reported STI or symptoms† | 36(21.7%) | 22(12.7%) | 58(17.1%) | 0.031 |
| Median no. times had an STI(IQR) | 1(0, 2) | 0(0, 1) | 1(0, 1) | <0.001 |
NOTE: Data are no. (%) of men, unless otherwise indicated. Certain percentages may reflect denominators smaller than the n value give in the column head. Except as specifically noted, these discrepancies are due to missing data.
IQR: Inter-quartile range
Refers to past 4 months
For clients who had unprotected sex and who have a wife/steady partner/girlfriend, n=80; for clients who did not have unprotected sex and have a wife/steady partner/girlfriend, n=65.
For clients who had unprotected sex with receptive needle sharing among IDUs, n=65; for clients who did not have unprotected sex with receptive needle sharing among IDUs, n=34.
For clients who had unprotected sex who used marijuana in the past 4 months, n=118; for clients who did not have unprotected sex and who used marijuana in the past 4 months, n=88.