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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
medicine
HIV postexposure prophylaxis in an urban population of female sex workers in Nairobi, Kenya
Journal of Acquired Immune Deficiency Syndromes, Volume 62, No. 2, Year 2013
Notification
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Description
OBJECTIVES: To assess biological and behavioral factors in HIV-uninfected female sex workers (FSWs) accessing postexposure prophylaxis (PEP) and to characterize the circumstances preceding PEP, time to access, and adherence. METHODS: Participants were HIV-uninfected FSWs enrolled in an HIV care and prevention program in Nairobi, Kenya. Those accessing PEP between 2009 and 2010 were enrolled and compared with controls. Multiple logistic regression models were used to compare PEP-related biological and behavioral parameters. RESULTS: PEP users (n = 326) had been involved in sex work for a shorter duration than nonusers [n = 2570; 3.3 vs. 5.1 yrs, AOR: 0.92, 95% confidence interval (CI): 0.89 to 0.95] and were less likely to report a regular partner (54.9% vs. 72.5%, AOR: 0.52, 0.39 to 0.68). PEP use was associated with gonorrhea infection (6.9% vs. 2.6%, AOR: 2.37, 95% CI: 1.34 to 4.21) and alcohol use (84.3% vs. 76.1%, AOR: 1.58, 95% CI: 1.09 to 2.31), but with increased condom use (85.1% vs. 68.2%, AOR 1.80, 95% CI: 1.38-2.35) and a history of prior HIV testing (89.2 vs. 76.2%, AOR: 2.22, 95% CI: 1.45 to 3.40). Reasons for PEP access centered on issues of client mistrust. The median time from exposure to PEP was 18 hours, with an estimated adherence of 49%. Precise PEP efficacy could not be calculated, but HIV incidence was 0.6% in users (2/326) compared with 2.1% (30/1417) in nonusers (Cox regression P = 0.35). CONCLUSIONS: "PEP services were accessed by 10% of FSWs during the study period and were not implicated in any incident HIV cases." Users had indicators of increased sexual risk and higher health care literacy. Increasing PEP access and compliance in FSWs may be an important HIV prevention strategy. Copyright © 2012 by Lippincott Williams & Wilkins.
Authors & Co-Authors
Izulla, Preston
Kenya, Nairobi
University of Nairobi
McKinnon, Lyle R.
Kenya, Nairobi
University of Nairobi
Canada, Toronto
University of Toronto
Munyao, Julius
Kenya, Nairobi
University of Nairobi
Karanja, Sarah
Kenya, Nairobi
University of Nairobi
Koima, Winnie J.
Kenya, Nairobi
University of Nairobi
Parmeres, Joshua
Kenya, Nairobi
University of Nairobi
Kamuti, Solomon
Kenya, Nairobi
University of Nairobi
Kioko, Rosalia
Kenya, Nairobi
University of Nairobi
Nagelkerke, Nico J.D.
Canada, Winnipeg
University of Manitoba
Netherlands, Rotterdam
Erasmus Mc
United Arab Emirates, Al Ain
United Arab Emirates University
Gakii, Gloria
Kenya, Nairobi
University of Nairobi
Wachihi, Charles
Kenya, Nairobi
University of Nairobi
Muraguri, Nicholas M.
Kenya, Nairobi
Ministry of Public Health and Sanitation
Musyoki, Helgar K.
Kenya, Nairobi
Ministry of Public Health and Sanitation
Gelmon, Lawrence J.
Kenya, Nairobi
University of Nairobi
Canada, Winnipeg
University of Manitoba
Kaul, Rupert
Kenya, Nairobi
University of Nairobi
Canada, Toronto
University of Toronto
Kimani, Joshua
Kenya, Nairobi
University of Nairobi
Canada, Winnipeg
University of Manitoba
Statistics
Citations: 22
Authors: 16
Affiliations: 6
Identifiers
Doi:
10.1097/QAI.0b013e318278ba1b
ISSN:
15254135
Research Areas
Health System And Policy
Infectious Diseases
Sexual And Reproductive Health
Substance Abuse
Study Design
Cross Sectional Study
Cohort Study
Study Locations
Kenya
Participants Gender
Female