Sexual risk behaviours and sexual history in heterosexual men, by ethnicity
| n/N | % | Unadjusted prevalence ratio | Adjusted prevalence ratio* | Adjusted prevalence ratio† | |
| CLS with non-regular partner/s in the last 3 months | |||||
| White British/other | 69/141 | 48.9 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 95/218 | 43.6 | 0.89 (0.71–1.11) | 1.01 (0.80–1.27) | 1.20 (0.93–1.55) |
| Black/mixed Caribbean | 21/45 | 46.7 | 0.95 (0.67–1.36) | 1.00 (0.71–1.42) | 1.15 (0.80–1.66) |
| Other ethnic group | 13/40 | 32.5 | 0.95 (0.41–1.07) | 0.69 (0.43–1.09) | 0.75 (0.48–1.16) |
| All | 198/443 | 44.6 | |||
| P value | 0.31 | 0.36 | 0.41 | 0.14 | |
| Two plus CLS partners in the last 3 months | |||||
| White British/other | 49/146 | 33.6 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 68/225 | 30.2 | 0.90 (0.67–1.21) | 0.97 (0.71–1.32) | 1.17 (0.83–1.66) |
| Black/mixed Caribbean | 17/54 | 31.5 | 0.94 (0.59–1.48) | 0.94 (0.59–1.50) | 1.08 (0.69–1.75) |
| Other ethnic group | 8/40 | 20.0 | 0.60 (0.31–1.15) | 0.61 (0.31–1.19) | 0.67 (0.35–1.29) |
| All | 142/465 | 30.5 | |||
| P value | 0.43 | 0.48 | 0.54 | 0.35 | |
| CLS with partner of unknown or positive HIV status in the last 3 months | |||||
| White British/other | 71/146 | 48.6 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 93/225 | 41.3 | 0.85 (0.68–1.07) | 0.93 (0.73–1.18) | 1.14 (0.87–1.50) |
| Black/mixed Caribbean | 19/54 | 35.2 | 0.72 (0.49–1.08) | 0.78 (0.52–1.17) | 0.92 (0.62–1.38) |
| Other ethnic group | 15/40 | 37.5 | 0.77 (0.50–1.19) | 0.84 (0.54–1.30) | 0.92 (0.60–1.40) |
| All | 198/465 | 42.6 | |||
| P value | 0.27 | 0.27 | 0.62 | 0.56 | |
| Low self-efficacy in relation to condom use | |||||
| White British/other | 28/142 | 19.7 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 50/201 | 24.8 | 1.26 (0.84–1.90) | 1.10 (0.72–1.67) | 1.19 (0.75–1.88) |
| Black/mixed Caribbean | 11/46 | 23.9 | 1.21 (0.66–2.24) | 1.07 (0.60–1.91) | 1.06 (0.60–1.88) |
| Other ethnic group | 3/37 | 8.1 | 0.41 (0.13–1.28) | 0.39 (0.13–1.17) | 0.43 (0.14–1.29) |
| All | 92/426 | 21.6 | |||
| P value | 0.13 | 0.19 | 0.34 | 0.32 | |
| Two or more new partners in the last year | |||||
| White British/other | 87/142 | 61.3 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 82/205 | 40.0 | 0.65 (0.53–0.81) | 0.78 (0.63–0.96) | 0.84 (0.67–1.04) |
| Black/mixed Caribbean | 24/46 | 52.2 | 0.85 (0.63–1.16) | 0.90 (0.67–1.20) | 0.92 (0.68–1.25) |
| Other ethnic group | 28/39 | 71.8 | 1.17 (0.93–1.48) | 1.27 (1.03–1.56) | 1.32 (1.07–1.64) |
| All | 221/432 | 51.2 | |||
| P value | <0.001 | <0.001 | <0.001 | <0.001 | |
| STI diagnosed in the last year | |||||
| White British/other | 28/146 | 19.2 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 52/225 | 23.1 | 1.21 (0.80–1.82) | 1.14 (0.76–1.73) | 1.06 (0.69–1.63) |
| Black/mixed Caribbean | 22/54 | 40.7 | 2.12 (1.34–3.38) | 1.91 (1.20–3.04) | 1.78 (1.10–2.87) |
| Other ethnic group | 5/12.5 | 12.5 | 0.65 (0.27–1.58) | 0.61 (0.25–1.47) | 0.59 (0.24–1.44) |
| All | 107/465 | 23.0 | |||
| P value | 0.004 | 0.002 | 0.008 | 0.01 | |
| Ever tested for HIV | |||||
| White British/other | 104/144 | 72.2 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 181/214 | 85.6 | 1.17 (1.04–1.32) | 1.20 (1.06–1.35) | 1.21 (1.06–1.37) |
| Black/mixed Caribbean | 38/49 | 77.6 | 1.07 (0.90–1.29) | 1.11 (0.93–1.34) | 1.11 (0.92–1.34) |
| Other ethnic group | 25/40 | 62.5 | 0.87 (0.67–1.12) | 0.90 (0.71–1.16) | 0.91 (0.71–1.17) |
| All | 348/447 | 77.9 | |||
| P value | 0.003 | 0.008 | 0.007 | 0.01 | |
*Adjusted for age, study region, education level (university degree) and relationship status.
†Adjusted for age, study region, education level (university degree) and relationship status, plus alcohol and drugs.
CLS, condomless sex.