Demographics, behavioural and clinical characteristics
| Demographic characteristics (n=227) | n (%) |
|---|---|
| Race (number of black women) | 224 (98.7) |
| Median age in years (range) | 36 (18–58) |
| Behavioural characteristics | n/total (%) |
| Women with multiple partners | 129/226 (57.1) |
| Single women | 17/226 (7.5) |
| Married or in a stable relationship | 80/226 (35.4) |
| Women with >1 casual sexual partner | 209/221 (94.6) |
| Ever had anal sexual intercourse | 77/225 (34.2) |
| Ever had oral sexual intercourse | 59/226 (26.1) |
| Age at sexual debut (years; median (range)) | 17 (12–33) |
| Intravaginal substance use | 22/226 (9.7) |
| Contraception | n/total (%) |
| Condoms used as contraception | 133/226 (58.9) |
| Injectable hormonal contraception | 63/226 (27.9) |
| Oral contraception | 5/226 (2.2) |
| Intrauterine device | 5/226 (2.2) |
| Clinical and laboratory findings (n=227) | n (%) |
| No STI or bacterial vaginosis | 85 (37.4) |
| Trichomonas vaginalis (PCR positive) | 47 (20.7) |
| Chlamydia trachomatis (PCR positive) | 10 (4.4) |
| Neisseria gonorrhoea (PCR positive) | 13 (5.7) |
| Mycoplasma genitalium (PCR positive) | 3 (1.3) |
| HSV-2 IgG | 198 (87.2) |
| HSV (PCR positive) | 6 (2.6) |
| Treponema pallidum (RPR>1:4, TPHA positive) | 3 (1.3) |
| Bacterial vaginosis (Nugent score >7) | 120 (52.9) |
| Intermediate flora (Nugent score 4–6) | 68 (30.0) |
| Any STI or bacterial vaginosis | 142 (62.6) |
| Any STI (excluding bacterial vaginosis) | 68 (30.0) |
| Multiple infections (including bacterial vaginosis) | 49 (21.6) |
| Vaginal discharge | 34 (15.0) |
| Genital ulceration | 0 (0.0) |
HSV-2, herpes simplex virus type 2; RPR, rapid plasma reagin; STI, sexually transmitted infection; TPHA, Treponema Pallidum hemagglutination.