Table 3.
Association of characteristics with Mycoplasma genitalium and Chlamydia trachomatis in women attending two London STI clinics
| Characteristic | (N=2172) Percentage of women with characteristic | M genitalium (%) (proportion of women) | aOR* (95% CI) | p Value | C trachomatis proportion of women) | aOR* (95% CI) | p Value |
|---|---|---|---|---|---|---|---|
| Age | |||||||
| 15–19 | 8.6 | 9.7 (18/186) | 6.4 (12/186) | ||||
| 20–24 | 30.6 | 6.2 (41/665) | 6.0 (40/665) | ||||
| 25–29 | 28.6 | 1.6 (10/621) | 2.9 (18/621) | ||||
| 30–34 | 15.6 | 2.3 (9/339) | 3.2 (11/339) | ||||
| 35–64 | 16.6 | 0.8 (3/361) | 0.6 (2/361) | ||||
| Ethnicity | |||||||
| White | 23.0 | 6.0 (30/499) | 1 | 7.0 (35/499) | 1 | ||
| Black or black British | 6.9 | 7.4 (11/149) | 1.2 (0.6 to 2.5) | 0.60 | 4.0 (6/149) | 0.5 (0.2 to 1.3) | 0.54 |
| Asian or Asian British | 1.7 | 17.6 (6/36) | 3.1 (1.2 to 8.1) | 0.19 | 5.6 (2/36) | 0.8 (0.2 to 3.4) | 0.73 |
| Mixed | 3.9 | 4.8 (4/84) | 0.7 (0.2 to 2.1) | 0.54 | 7.1 (6/84) | 0.9 (0.4 to 2.3) | 0.91 |
| Other Ethnic groups | 3.9 | 9.5 (8/83) | 1.6 (0.7 to 3.7) | 0.24 | 3.6 (3/83) | 0.5 (0.1 to 1.6) | 0.49 |
| Unknown | 60.8 | 1.7 (22/1321) | 0.5 (0.2 to 1.1) | 0.09 | 2.3 (31/1321) | 0.7 (0.3 to 1.4) | 0.66 |
| Specimen | |||||||
| Cervical/ | 90.3 | 3.8 (75/1961) | 1.4 (0.6 to 3.2) | 0.48 | 3.4 (38/1130) | 0.7 (0.4 to 1.6) | 0.44 |
| Self-taken vaginal | 4.3 (36/831) | 0.9 (0.4 to 2.0) | 0.83 | ||||
| First catch urine | 9.7 | 2.8 (6/211) | 1 | 4.3 (9/211) | 1 | ||
*aOR, ORs adjusted for age only.
STI, sexually transmitted infection.