Table 4.
Bivariate analysis of the prevalence of Mycoplasma spp., Ureaplasma spp., and Mollicutes among AMSM and TGW (N = 246); PrEP1519, Salvador, Brazil, April 2019 to February 2021
| Variables | Mycoplasma spp. | Ureaplasma spp. | Mollicutes | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| n* | P(%)† | PR‡ | 95% CI§ | p-value | n* | P(%)† | PR‡ | 95% CI§ | p-value | n* | P(%)† | PR‡ | 95% CI§ | p-value | |
| Age | |||||||||||||||
| 15–17 yo | 6 | 18.8 | 1.00 | - | - | 11 | 34.4 | 1.00 | - | - | 12 | 37.5 | 1.00 | - | - |
| 18–19 yo | 34 | 17.1 | 1.10 | 0.50–2.41 | 0.816 | 41 | 20.6 | 0.67 | 0.96–2.90 | 0.069 | 60 | 30.2 | 0.86 | 0.76–2.04 | 0.389 |
| Race/Colour | |||||||||||||||
| Not Black | 4 | 12.1 | 1.00 | - | - | 6 | 18.2 | 1.00 | - | - | 8 | 24.2 | 1.00 | - | - |
| Black | 36 | 18.2 | 1.50 | 0.57–3.95 | 0.411 | 46 | 23.2 | 1.28 | 0.59–2.76 | 0.532 | 64 | 32.3 | 1.33 | 0.70–2.52 | 0.376 |
| Schooling | |||||||||||||||
| Elementary school/Adult education | 1 | 5.6 | 1.00 | - | - | 3 | 16.7 | 1.00 | - | - | 4 | 22.2 | 1.00 | - | - |
| High school/Higher education | 37 | 17.5 | 3.16 | 0.46–21.77 | 0.243 | 48 | 22.8 | 1.36 | 0.47–3.96 | 0.567 | 66 | 31.3 | 1.41 | 0.58–3.42 | 0.451 |
| Sexual Orientation | |||||||||||||||
| Homosexual/Gay/Lesbian | 28 | 17.9 | 1.00 | - | - | 37 | 23.7 | 1.00 | - | - | 51 | 32.7 | 1.00 | - | - |
| Bisexual/Heterosexual | 12 | 16.0 | 0.89 | 0.48–1.66 | 0.716 | 15 | 20.0 | 0.84 | 0.49–1.44 | 0.532 | 21 | 28.0 | 0.86 | 0.56–1.31 | 0.478 |
| Steady sexual partner in the last three months | |||||||||||||||
| No | 14 | 13.7 | 1.00 | - | - | 27 | 26.5 | 1.00 | - | - | 29 | 28.4 | 1.00 | - | - |
| Yes | 24 | 18.9 | 1.38 | 0.75–2.53 | 0.302 | 24 | 18.9 | 0.71 | 0.44–1.16 | 0.174 | 41 | 32.3 | 1.14 | 0.76–1.69 | 0.532 |
| Casual sexual partner in the last three months | |||||||||||||||
| No | 11 | 13.9 | 1.00 | - | - | 18 | 22.8 | 1.00 | - | - | 25 | 31.7 | 1.00 | - | - |
| Yes | 27 | 18.0 | 1.29 | 0.68–2.47 | 0.437 | 33 | 22.0 | 0.97 | 0.58–1.60 | 0.892 | 45 | 30.0 | 0.95 | 0.63–1.42 | 0.797 |
| Receptive anal sex | |||||||||||||||
| No | 5 | 7.7 | 1.00 | - | - | 13 | 20.0 | 1.00 | - | - | 13 | 20.0 | 1.00 | - | - |
| Yes | 33 | 20.1 | 2.62 | 1.07–6.42 | 0.036 | 38 | 23.2 | 1.16 | 0.66–2.03 | 0.608 | 57 | 34.8 | 1.74 | 1.02–2.95 | 0.041 |
| Insertive anal sex | |||||||||||||||
| No | 10 | 11.9 | 1.00 | - | - | 17 | 20.2 | 1.00 | - | - | 22 | 26.2 | 1.00 | - | - |
| Yes | 28 | 19.3 | 1.62 | 0.83–3.17 | 0.158 | 34 | 23.5 | 1.16 | 0.69–1.94 | 0.577 | 48 | 33.1 | 1.26 | 0.82–1.94 | 0.284 |
| Condom use in the last three months | |||||||||||||||
| Consistent | 11 | 12.2 | 1.00 | - | - | 20 | 22.2 | 1.00 | - | - | 25 | 27.8 | 1.00 | - | - |
| Inconsistent | 27 | 19.4 | 1.59 | 0.83–3.05 | 0.163 | 31 | 22.3 | 1.00 | 0.61–1.65 | 0.989 | 45 | 32.4 | 1.17 | 0.77–1.76 | 0.466 |
| Group sex | |||||||||||||||
| No | 25 | 13.2 | 1.00 | - | - | 43 | 22.6 | 1.00 | - | - | 55 | 28.9 | 1.00 | - | - |
| Yes | 13 | 33.3 | 2.53 | 1.42–4.51 | 0.002 | 8 | 20.5 | 0.91 | 0.46–1.78 | 0.775 | 15 | 38.5 | 1.33 | 0.84–2.09 | 0.222 |
| Interference of alcohol in condom use | |||||||||||||||
| No | 28 | 17.6 | 1.00 | - | - | 35 | 22.0 | 1.00 | - | - | 48 | 30.2 | 1.00 | - | - |
| Yes | 8 | 20.5 | 1.12 | 0.38–3.31 | 0.842 | 10 | 25.6 | 1.16 | 0.63–2.15 | 0.624 | 15 | 38.5 | 1.27 | 0.80–2.02 | 0.305 |
| Interference of drugs in condom use | |||||||||||||||
| No | 19 | 19.2 | 1.00 | - | - | 23 | 23.2 | 1.00 | - | - | 33 | 33.3 | 1.00 | - | - |
| Yes | 3 | 21.4 | 0.98 | 0.33–2.91 | 0.972 | 2 | 14.3 | 0.61 | 0.16–2.34 | 0.476 | 4 | 28.6 | 0.86 | 0.36–2.06 | 0.731 |
| Clinical suspicion of STI | |||||||||||||||
| Normal test result | 33 | 16.6 | 1.00 | - | - | 44 | 22.1 | 1.00 | - | - | 60 | 30.2 | 1.00 | - | - |
| Altered test result | 6 | 28.6 | 1.72 | 0.82–3.63 | 0.153 | 6 | 28.6 | 1.29 | 0.62–2.67 | 0.489 | 9 | 42.9 | 1.42 | 0.83–2.44 | 0.201 |
AMSM = adolescent men who have sex with men, TGW = transgender women; STI, sexually transmitted infection
*n = absolute frequency of detection of the microorganism;
†P = prevalence of the microorganism;
‡PR = crude prevalence ratio;
§95% CI: 95% confidence interval
Statistically significant variables (p < 0.05) marked in bold