Demographic and clinical characteristics of pregnant women attending first antenatal visit in MG study by HIV infection status, Cape Town, South Africa, 2017–2019 (N=197)
| Total, n | % | HIV-positive, n | % | HIV-negative, n | % | |
| Total | 197 | 100 | 92 | 47 | 105 | 53 |
| Maternal age in years, median (IQR) | 29 (24–34) | 32 (28–36) | 26 (22–32) | |||
| Gestational age in weeks, median (IQR) | 19 (14–23) | 19 (15–23) | 19 (13–24) | |||
| Relationship with father of child | ||||||
| Married/cohabiting | 94 | 48 | 42 | 46 | 52 | 50 |
| Unmarried/not cohabiting/no relationship | 103 | 52 | 50 | 54 | 53 | 50 |
| Ever experienced intimate partner violence | 4 | 2 | 2 | 2.2 | 2 | 1.9 |
| Sexual behaviour during pregnancy | ||||||
| Vaginal sex | 181 | 92 | 82 | 89 | 99 | 94 |
| Oral sex | 6 | 3.1 | 3 | 3.3 | 3 | 2.9 |
| Anal sex | 5 | 2.5 | 3 | 3.3 | 2 | 1.9 |
| Sex partners in the past 3 months | ||||||
| 1 | 195 | 99 | 90 | 98 | 105 | 100 |
| 2 | 2 | 1 | 2 | 2.2 | 0 | 0 |
| Suspect partner of having other sex partners | ||||||
| No | 103 | 52 | 44 | 48 | 59 | 56 |
| Yes | 63 | 32 | 36 | 39 | 27 | 26 |
| Don’t have a partner | 5 | 2.5 | 4 | 4.4 | 1 | 1 |
| Don’t know | 26 | 13 | 8 | 8.7 | 18 | 17 |
| STI status | ||||||
| Current STI (CT, NG, TV and/or MG) | 83 | 42 | 46 | 50 | 37 | 35 |
| CT | 40 | 20 | 18 | 20 | 22 | 21 |
| NG | 13 | 6.6 | 10 | 11 | 3 | 2.9 |
| TV | 30 | 15 | 20 | 22 | 10 | 9.5 |
| MG | 35 | 18 | 22 | 24 | 13 | 12 |
| STI symptoms during pregnancy | ||||||
| Any | 46 | 23 | 22 | 24 | 24 | 23 |
| Vaginal discharge | 27 | 14 | 11 | 12 | 16 | 15 |
| Pain during intercourse | 12 | 6.1 | 6 | 6.5 | 6 | 5.7 |
| Pain during urination | 9 | 4.6 | 4 | 4.4 | 5 | 4.8 |
| Vaginal bleeding | 5 | 2.5 | 4 | 4.4 | 1 | 1 |
| Genital sores | 6 | 3.1 | 3 | 3.3 | 3 | 2.9 |
| CD4 count () (cells x 109/L) (n=6 missing) | ||||||
| <0.5 | 44 | 51 | 44 | 51 | – | – |
| ≥0.5 | 42 | 49 | 42 | 49 | – | – |
| Viral load (copies/mL) (n=3 missing) | ||||||
| <1000 | 74 | 83 | 74 | 83 | – | – |
| ≥1000 | 15 | 17 | 15 | 17 | – | – |
| Couple serostatus | ||||||
| Concordant HIV-uninfected | 70 | 36 | – | – | 70 | 67 |
| Concordant HIV-infected | 28 | 14 | 28 | 30 | – | – |
| Discordant | 22 | 11 | 18 | 20 | 4 | 3.8 |
| Don’t know | 77 | 39 | 46 | 50 | 31 | 30 |
| Partner serostatus | ||||||
| Partner HIV-uninfected | 88 | 45 | 18 | 20 | 70 | 67 |
| Partner HIV-infected | 32 | 16 | 28 | 30 | 4 | 3.8 |
| Don’t know | 77 | 39 | 46 | 50 | 31 | 30 |
CT, Chlamydia trachomatis; MG, Mycoplasma genitalium; NG, Neisseria gonorrhoeae; TV, Trichomonas vaginalis.