Sexual risk behaviours and sexual history in women, by ethnicity
| n/N | % | Unadjusted prevalence ratio | Adjusted prevalence ratio* | Adjusted prevalence ratio† | |
| CLS with a non-regular partner/s in the last 3 months | |||||
| White British/other | 61/158 | 38.6 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 81/310 | 26.1 | 0.68 (0.52–0.89) | 0.67 (0.51–0.88) | 0.75 (0.57–0.99) |
| Black/mixed Caribbean | 35/111 | 31.5 | 0.82 (0.58–1.14) | 0.79 (0.56–1.10) | 0.86 (0.61–1.21) |
| Other ethnic group | 13/65 | 20.0 | 0.52 (0.31–0.88) | 0.67 (0.41–1.10) | 0.71 (0.44–1.13) |
| All | 190/644 | 29.5 | |||
| P value | 0.01 | 0.01 | 0.03 | 0.18 | |
| Two plus CLS partners in the last 3 months | |||||
| White British/other | 40/158 | 25.3 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 44/313 | 14.1 | 0.56 (0.38–0.81) | 0.54 (0.37–0.80) | 0.69 (0.46-1.03) |
| Black/mixed Caribbean | 22/111 | 19.8 | 0.78 (0.49–1.24) | 0.74 (0.46–1.18) | 0.87 (0.54–1.39) |
| Other ethnic group | 7/65 | 10.8 | 0.43 (0.20–0.90) | 0.53 (0.25–1.13) | 0.59 (0.30–1.17) |
| All | 113/647 | 17.5 | |||
| P value | 0.008 | 0.009 | 0.02 | 0.23 | |
| CLS with partner of unknown or positive HIV status in the last 3 months | |||||
| White British/other | 60/158 | 38.0 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 100/313 | 32.0 | 0.84 (0.65–1.09) | 0.83 (0.64–1.8) | 0.93 (0.71–1.21) |
| Black/mixed Caribbean | 35/111 | 31.5 | 0.83 (0.59–1.17) | 0.81 (0.58–1.13) | 0.88 (0.62–1.23) |
| Other ethnic group | 25/65 | 38.5 | 1.01 (0.70–1.46) | 1.10 (0.76–1.60) | 1.18 (0.82–1.70) |
| All | 220/647 | 34.0 | |||
| P value | 0.46 | 0.45 | 0.24 | 0.49 | |
| Low self-efficacy in relation to condom use | |||||
| White British/other | 39/157 | 24.8 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 60/298 | 20.1 | 0.81 (0.57–1.15) | 0.75 (0.52–1.08) | 0.78 (0.53–1.13) |
| Black/mixed Caribbean | 24/106 | 22.6 | 0.91 (0.58–1.42) | 0.79 (0.51–1.24) | 0.81 (0.52–1.26) |
| Other ethnic group | 17/63 | 27.0 | 1.09 (0.67–1.77) | 0.94 (0.58–1.53) | 0.97 (0.59–1.58) |
| All | 140/624 | 22.4 | |||
| P value | 0.54 | 0.53 | 0.41 | 0.52 | |
| Two or more new partners in the last year | |||||
| White British/other | 75/158 | 47.5 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 62/298 | 20.8 | 0.44 (0.33–0.58) | 0.42 (0.32–0.55) | 0.51 (0.38–0.67) |
| Black/mixed Caribbean | 22/111 | 19.8 | 0.42 (0.28–0.63) | 0.44 (0.29–0.65) | 0.50 (0.34–0.74) |
| Other ethnic group | 14/62 | 22.6 | 0.48 (0.29–0.78) | 0.62 (0.38–1.00) | 0.67 (0.43–1.03) |
| All | 173/629 | 27.5 | |||
| P value | <0.001 | <0.001 | <0.001 | <0.001 | |
| STI diagnosed in the last year | |||||
| White British/other | 29/158 | 18.4 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 58/313 | 18.5 | 1.01 (0.67–1.51) | 0.98 (0.65–1.47) | 0.93 (0.61–1.40) |
| Black/mixed Caribbean | 34/111 | 30.6 | 1.67 (1.08–2.57) | 1.56 (1.00–2.42) | 1.50 (0.96–2.33) |
| Other ethnic group | 13/65 | 20.0 | 1.09 (0.61–1.96) | 1.25 (0.69–2.27) | 1.21 (0.66–2.22) |
| All | 134/647 | 20.7 | |||
| P value | 0.04 | 0.03 | 0.07 | 0.07 | |
| Ever tested for HIV | |||||
| White British/other | 125/157 | 79.6 | 1.00 | 1.00 | 1.00 |
| Black/mixed African | 253/308 | 82.1 | 1.03 (0.94–1.13) | 1.10 (1.00–1.20) | 1.07 (0.98–1.18) |
| Black/mixed Caribbean | 92/107 | 86.0 | 1.08 (0.97–1.21) | 1.11 (0.99–1.24) | 1.10 (0.98–1.23) |
| Other ethnic group | 49/64 | 76.6 | 0.96 (0.82–1.13) | 1.00 (0.86–1.16) | 0.98 (0.85–1.15) |
| All | 519/636 | 81.6 | |||
| P value | 0.4 | 0.39 | 0.14 | 0.24 | |
*Adjusted for age, study region, education level (university degree) and relationship status.
†Adjusted for age, study region, education level (university degree), relationship status, plus alcohol and drugs.
CLS, condomless sex.