Converging epidemics of sexually transmitted infections and bacterial vaginosis in southern African female adolescents at risk of HIV

for the Women’s Initiative in Sexual Health (WISH) study team

Research output: Contribution to journalArticlepeer-review

47 Scopus citations

Abstract

Adolescents in Africa are at high risk for HIV infection, other sexually transmitted infections (STIs) and bacterial vaginosis (BV). Since behavior and burden of STIs/BV may influence HIV risk, behavioral risk factors and prevalence of STIs/BV were compared in HIV-seronegative adolescent females (n = 298; 16–22 years) from two South African communities (Soweto and Cape Town). STIs (Chlamydia trachomatis, Neisseria gonorrhoeae, Trichomonas vaginalis, Mycoplasma genitalium, herpes simplex virus (HSV)-1, HSV-2, Treponema pallidum, and Haemophilus ducreyi) were detected by multiplex polymerase chain reaction, human papillomavirus (HPV) by Roche Linear Array, and BV by Nugent scoring. Rates of BV (Nugent ≥7; 46.6%) and HPV (66.8%) were high in both communities. Prevalence of C. trachomatis and N. gonorrhoeae were >2-fold higher in Cape Town than Soweto (Chlamydia: 42% [62/149] versus 18% [26/148], p < 0.0001; gonorrhoea 11% [17/149] versus 5% [7/148], p = 0.05). Only 24% of adolescents with vaginal discharge-causing STIs or BV were symptomatic. In South African adolescents, clinical symptoms compatible with vaginal discharge syndrome had a sensitivity of 23% and specificity of 85% for the diagnosis of discharge-causing STI or BV. In a region with high HIV prevalence and incidence, >70% of young women with treatable conditions that could enhance HIV risk would have been missed because they lacked symptoms associated with syndromic management.

Original languageEnglish (US)
Pages (from-to)531-539
Number of pages9
JournalInternational Journal of STD and AIDS
Volume29
Issue number6
DOIs
StatePublished - May 1 2018

Funding

The authors disclosed receipt of the following financial support for the research, authorship, and/or publication of this article: This study was supported by grants from the European and Developing Countries Clinical Trials Partnership (EDCTP) Strategic Primer grant (SP.2011.41304.038) and the South African Department of Science and Technology (DST/CON 0260/2012). SLB was supported by the HIV Vaccine Trials Network SHAPe Program, the Fogarty Foundation and the South African Medical Research Council (MRC). SD was supported by the National Research Foundation (NRF) of South Africa and the Poliomyelitis Research Foundation. This work (ALW) was partially based upon research supported by the South African Research Chairs Initiative of the Department of Science and Technology and National Research Foundation. The DTHF also recognizes the support from ViiV health care in their YouthShield program. Perinatal HIV Research Unit was supported through funding from the South African MRC.

Keywords

  • Female
  • adolescents
  • bacterial vaginosis
  • sexually transmitted infections
  • syndromic management

ASJC Scopus subject areas

  • Dermatology
  • Public Health, Environmental and Occupational Health
  • Pharmacology (medical)
  • Infectious Diseases

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