Table 1 Sociodemographics, HIV prevalence and sexual risk behaviors among MSM 2007–2010
From: Rising HIV prevalence among men who have sex with men in Nigeria: a trend analysis
Characteristics | 2007 (n = 897) | 95% CI | 2010 (n = 1545) | 95% CI | 2014 (n = 3611) | 95% CI | p value |
|---|---|---|---|---|---|---|---|
% (n) | % (n) | % (n) | |||||
HIV prevalence | 13.5 (109) | 11.3–16.0 | 17.2 (222) | 15.2–19.4 | 22.9 (711) | 21.5–24.4 | < 0.0001 |
Age (yrs) | |||||||
 16–19 | 13.2 (116) | 11.1–15.6 | 13.8 (213) | 12.2–15.6 | 20.9 (756) | 19.6–22.2 |  |
 20–24 | 60.5 (532) | 57.2–63.7 | 39.6 (612) | 37.2–42.1 | 45.9 (1658) | 44.3–47.5 |  |
  ≥ 25 | 26.3 (231) | 23.5–29.3 | 46.6 (720) | 41.1–49.1 | 33.2 (1197) | 31.6–34.7 | < 0.0001 |
Ever married | 3.9 (34) | 2.8–5.4 | 12.3 (189) | 10.7–14.0 | 6.9 (247) | 6.1–7.7 | 0.596 |
Educational Level | |||||||
 None | 2.1 (18) | 1.3–3.3 | 3.7 (57) | 2.9–4.8 | 3.1 (112) | 2.9–3.7 |  |
 Primary | 19.2 (168) | 16.7–22.0 | 20.0 (309) | 18.1–22.1 | 13.9 (500) | 12.8–15.0 |  |
 Secondary | 63.3 (553) | 60.0–66.4 | 50.3 (777) | 47.8–52.8 | 55.4 (2000) | 53.8–57.0 |  |
 Tertiary | 15.5 (135) | 13.2–18.0 | 26.0 (402) | 23.9–28.3 | 27.7 (999) | 26.2–29.2 | < 0.0001 |
§Sexual partners in past 6 months | |||||||
 Median No. of insertive anal sex partners (IQR) | 2 (1–4) |  | 2 (0–4) |  | 2 (0–3) |  | 0.0001 |
 Median No. of receptive anal sex partners (IQR) | 2 (1–4) |  | 1 (0–3) |  | 1 (0–3) |  | 0.0001 |
 Median No. of partners who paid for sex (IQR) | 0 (1–4) |  | 0 (0–2) |  | 0 (0–1) |  | 0.0001 |
 Median No. of non commercial sex partners (IQR) | 3 (1–5) |  | 1 (0–3) |  | 1 (1–1) |  | 0.0001 |
 Had female sex partner | 15.2 (134) | 13.0–17.8 | 52.2 (785) | 49.7–54.7 | 72.4 (2537) | 70.9–73.8 | < 0.0001 |
 Engaged in transactional sex | 32.7 (276) | 29.6–35.9 | 38.8 (555) | 36.3–41.3 | 33.2 (1130) | 31.6–34.8 | 0.161 |
Consistent condom use during sex in the past 6 month | |||||||
 Consistent condom use when selling sex | 35.0 (42) | 27.0–44.0 | 52.1 (96) | 44.9–59.3 | 78.6 (265) | 73.9–82.7 | < 0.0001 |
 Consistent condom use when buying sex | 35.2 (95) | 29.7–41.1 | 34.2 (176) | 30.2–38.4 | 61.3 (669) | 58.4–64.2 | < 0.0001 |
 Consistent condom use with non-commercial partners | 32.2 (236) | 28.9–35.6 | 34.9 (320) | 31.8–38.0 | 50.8 (1406) | 48.9–52.6 | < 0.0001 |
Sexual position in past 6 months | |||||||
 Engaged in receptive sex only | 20.5 (179) | 18.0–23.3 | 27.7 (423) | 25.5–30.0 | 23.8 (852) | 32.1–35.2 |  |
 Engaged in insertive sex only | 24.4 (213) | 21.7–27.4 | 38.4 (586) | 36.0–40.9 | 33.7 (1206) | 32.1–35.2 |  |
 Engaged in both insertive and receptive sex | 55.1 (480) | 51.7–58.3 | 33.9 (517) | 31.5–36.3 | 42.6 (1525) | 41.0–44.2 | 0.002 |
HIV risk and exposure to interventions | |||||||
 Ever tested for HIV | 34.0 (299) | 31.0–37.2 | 58.6 (777) | 55.9–61.2 | 64.6 (2312) | 63.0–66.2 | < 0.0001 |
 Tested for HIV within 1 years of survey | 72.9 (218) | 67.6–77.7 | 77.1 (533) | 73.9–80.1 | 78.9 (2327) | 77.2–80.6 | 0.019 |
 Feels at risk to HIV | 32.3 (278) | 29.2–35.4 | 27.8 (322) | 25.3–30.4 | 27.6 (990) | 26.2–29.1 | 0.055 |
 Experienced an STI in the past 6 months | 6.8 (60) | 5.3–8.7 | 15.0 (232) | 13.3–16.9 | 18.6 (670) | 17.3–19.9 | 0.039 |