Factors associated with having had an STI in the previous 12 months among MSM in Scotland: n, %, unadjusted and multivariate logistic regression
| Did not have an STI in previous 12 months (n=594) n (%) | Had an STI in previous 12 months (n=90) n (%) | OR | 95% CI | p value | AOR (n=620) | 95% CI | p Value | |
|---|---|---|---|---|---|---|---|---|
| Demographics | ||||||||
| Age | ||||||||
| <25 | 155 (81.2) | 36 (18.8) | 1 | 1 | ||||
| 25+ | 435 (89.1) | 53 (10.9) | 0.53 | (0.33–0.83) | 0.006 | 0.57 | (0.34–0.97) | 0.037 |
| Frequency of gay scene use | ||||||||
| Once a month or less | 143 (92.9) | 11 (7.1) | 1 | 0.010 | 1 | 0.146 | ||
| 2–3 times a month | 184 (88.5) | 24 (11.5) | 1.70 | (0.80–3.58) | 1.48 | (0.65–3.35) | ||
| Once or more a week | 263 (83.0) | 54 (17.0) | 2.67 | (1.35–5.27) | 2.06 | (0.96–4.41) | ||
| Employment | ||||||||
| Employed or self-employed | 476 (87.7) | 67 (12.3) | 1 | |||||
| Unemployed, student, retired | 117 (84.2) | 22 (15.8) | 1.34 | (0.79–2.25) | 0.277 | |||
| Area of residence | ||||||||
| Rest of Scotland | 125 (89.9) | 14 (10.1) | 1 | |||||
| Glasgow | 469 (86.1) | 76 (13.9) | 1.45 | (0.79–2.65) | 0.230 | |||
| Education | ||||||||
| Secondary | 97 (84.3) | 18 (15.7) | 1.27 | (0.68–2.35) | ||||
| Further/vocational | 258 (87.5) | 37 (12.5) | 0.98 | (0.60–1.61) | ||||
| Degree/postgraduate | 232 (87.2) | 34 (12.8) | 1 | 0.686 | ||||
| HIV status* | ||||||||
| HIV tested and HIV positive | 16 (76.2) | 5 (23.8) | ||||||
| HIV tested and HIV negative | 401 (84.8) | 72 (15.2) | ||||||
| Never been tested | 127 (95.5) | 6 (4.5) | ||||||
| Sexual behaviour in the previous 12 months. | ||||||||
| Number of sexual partners | ||||||||
| 0–5 partners | 408 (92.5) | 33 (7.5) | 1 | 1 | ||||
| 6+ partners | 164 (75.2) | 54 (24.8) | 4.07 | (2.55–6.51) | <0.001 | 3.96 | (2.34–6.71) | <0.001 |
| Had any high-risk UAI | ||||||||
| No | 403 (91.6) | 37 (8.4) | 1 | 1 | ||||
| Yes | 191 (78.3) | 53 (21.7) | 3.02 | (1.92–4.76) | <0.001 | 2.24 | (1.32–3.81) | 0.003 |
| Contact with sexual health promotion in the previous 12 months. | ||||||||
| Obtained free condoms from a bar/club sauna or the internet | ||||||||
| No | 140 (90.9) | 14 (9.1) | 1 | |||||
| Yes | 442 (85.8) | 73 (14.2) | 1.65 | (0.90–3.02) | 0.103 | |||
| Picked up a sexual health leaflet in a bar/club/sauna, or looked for safer sex/sexual health information on the internet | ||||||||
| No | 277 (85.2) | 48 (14.8) | 1 | |||||
| Yes | 305 (89.2) | 37 (10.8) | 0.70 | (0.44–1.12) | 0.128 | |||
| Talked to an outreach worker in a bar/club or sauna, or participated in one-to-one or group counselling sessions on sexual health or HIV prevention | ||||||||
| No | 446 (88.0) | 61 (12.0) | 1 | |||||
| Yes | 134 (83.8) | 26 (16.3) | 1.42 | (0.86–2.33) | 0.169 | |||
| Sexual health and condom use knowledge. | ||||||||
| Sexual health knowledge score | ||||||||
| Less than maximum score | 167 (86.5) | 26 (13.5) | 1 | |||||
| Maximum score | 418 (87.1) | 62 (12.9) | 0.95 | (0.58–1.56) | 0.847 | |||
| Mean (SD) | Mean (SD) | |||||||
| Condom knowledge | 7.74 (6.88) | 7.65 (8.12) | 1.00 | (0.97–1.03) | 0.907 | |||
| Norms | ||||||||
| Mean of barebacking items | 2.48 (0.87) | 2.86 (0.98) | 1.59 | (1.24–2.05) | <0.001 | 1.08 | (0.75–1.56) | 0.669 |
| ANCCU norm scale | 3.87 (0.73) | 3.56 (0.92) | 0.63 | (0.48–0.83) | 0.001 | 0.67 | (0.45–1.00) | 0.053 |
| Safer sex scale | 3.76 (0.79) | 3.69 (0.87) | 0.90 | (0.68–1.19) | 0.453 | |||
*Not included in univariate and multivariate analyses because of inadequate cell counts.
ANCCU, attitude and norm of contemporary condom use scale; AOR, adjusted OR; MSM, men who have sex with men; STI, sexually transmitted infection; UAI, unprotected anal intercourse.