Behavioural characteristics of those tested for chlamydia in the past year, by location of test—women
| Characteristics of women reporting a chlamydia test in the past year | Multinomial regression analysis | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Tested in sexual health (GUM) clinic | Tested in GP | Tested in other settings | Tested in GP vs GUM | Tested in other settings vs GUM | ||||||
| % | 95% CI | % | 95% CI | % | 95% CI | RRR | 95% CI | RRR | 95% CI | |
| Women | ||||||||||
| Number of partners*, past year | ||||||||||
| 1 | 46.9 | 41.2–52.7 | 72.0 | 67.9–75.8 | 63.2 | 58.1–68.0 | 1.00 | – | 1.00 | – |
| 2 | 19.0 | 15.0–23.7 | 11.4 | 8.8–14.6 | 16.4 | 13.2–20.3 | 0.39 | 0.26–0.59 | 0.64 | 0.43–0.97 |
| 3+ | 34.1 | 28.7–39.9 | 16.6 | 13.6–20.1 | 20.3 | 16.8–24.5 | 0.32 | 0.22–0.45 | 0.44 | 0.31–0.64 |
| Same-sex partner(s), past year | 8.9 | 6.3–12.5 | 2.7 | 1.6–4.3 | 3.9 | 2.4–6.2 | 0.28 | 0.15–0.53 | 0.42 | 0.22–0.77 |
| Unsafe sex†, past year | 14.7 | 11.4–18.7 | 11.0 | 8.6–14.1 | 13.2 | 10.2–16.8 | 0.72 | 0.48–1.08 | 0.88 | 0.59–1.32 |
| Concurrency in past year‡ | 22.3 | 17.9–27.4 | 8.5 | 6.5–10.9 | 14.9 | 11.6–19.0 | 0.32 | 0.22–0.48 | 0.61 | 0.41–0.91 |
| New partners from outside UK§, past five years | 17.5 | 13.4–22.6 | 8.6 | 6.5–11.3 | 10.1 | 7.5–13.5 | 0.44 | 0.29–0.68 | 0.53 | 0.34–0.83 |
| A sexual partner was concurrent, past five years (yes/probably) | 61.5 | 55.7–67.0 | 51.1 | 46.5–55.8 | 49.1 | 44.0–54.2 | 0.65 | 0.48–0.88 | 0.60 | 0.44–0.83 |
| Denominator (unwt, wt)¶ | 457, 265 | 650, 384 | 503, 284 | |||||||
*Opposite and/or same-sex partners.
†Defined as two or more partners in the past year and not used a condom in the past year.
‡Overlap between any of three most recent partners in the past year.
§Includes partners acquired when abroad and when in the UK.
¶Denominator is smaller for some analyses due to missing data: 10 women had missing data for number of partners, 1 for same-sex partners, 6 for unsafe sex, 139 for concurrency and 51 for partners' concurrency.
GP, general practice; GUM, genitourinary medicine; RRR, unadjusted relative risk ratio for testing in GP/other settings, compared with testing in GUM; unwt, unweighted denominator; wt, weighted denominator.