Table 1 Baseline and sexual behavioural characteristics stratified according to men who have sex with men only (MSM only) and men who have sex with men and women (MSMW)
Variable | No. (%) of men | p-value | ||
|---|---|---|---|---|
MSM only (n = 155) | MSMW (n = 45) | Totals (n = 200) | ||
Age [years(IQR)] | 33 (26–40) | 28 (24–37) | 32 (26–39.5) | 0.025 |
Gender | ||||
 Male | 140 (90.3) | 45 (100.0) | 185 (92.5) | 0.030 |
 Transgender | 15 (9.7) | 0 (0.0) | 15 (7.5) | |
Ethnicity | ||||
 Black | 48 (31.0) | 14 (31.1) | 62 (31.0) | ˂0.001 |
 Coloured | 38 (24.5) | 25 (55.6) | 63 (31.5) | |
 White | 65 (41.9) | 6 (13.3) | 71 (35.5) | |
 Other | 4 (2.6) | 0 (0.0) | 4 (2.0) | |
Education | ||||
 Completed high school | 122 (78.7) | 33 (73.3) | 145 (72.5) | ˂0.001 |
 Tertiary qualification | 73 (47.1) | 11 (24.4) | 84 (42.0) | |
Transactional sex | ||||
 No | 112 (72.3) | 11 (24.4) | 123 (61.5) | ˂0.001 |
 Yes, paid money for sex | 17 (11.0) | 7 (15.6) | 24 (12.0) | |
 Yes, received money for sex | 21 (13.5) | 15 (33.3) | 36 (18.0) | |
 Yes, paid and received money for sex | 5 (3.2) | 12 (26.7) | 17 (8.5) | |
Sex while under the influence of drugs | ||||
 Yes | 73 (47.1) | 32 (71.1) | 105 (52.5) | 0.004 |
 No | 82 (52.9) | 13 (28.9) | 95 (47.5) | |
HIV serostatus | ||||
 Positive | 81 (52.3) | 7 (15.6) | 88 (44.0) | ˂0.001 |
 Negative | 74 (47.7) | 38 (84.4) | 112 (56.0) | |
Frequency of insertive anal sex | ||||
 Yes | 104 (67.1) | 39 (86.7) | 143 (71.5) | 0.010 |
 No | 51 (32.9) | 6 (13.3) | 57 (28.5) | |
Frequency of receptive anal sex | ||||
 Yes | 125 (80.6) | 15 (33.3) | 140 (70.0) | ˂0.001 |
 No | 30 (19.4) | 30 (66.7) | 60 (30.0) | |
Frequency of receptive oral sex | ||||
 Yes | 148 (95.5) | 26 (57.8) | 174 (87.0) | ˂0.001 |
 No | 7 (4.5) | 19 (42.2) | 26 (13.0) | |
Performing oro-anal sex (rimming) | ||||
 Yes | 67 (43.2) | 10 (22.2) | 77 (38.9) | 0.011 |
 No | 88 (56.8) | 35 (77.8) | 123 (61.5) | |