Increased condom use among key populations using oral PrEP in Kenya: results from large scale programmatic surveillance

Abstract Background Female sex workers (FSW) and men having sex with men (MSM) in Kenya have high rates of HIV infection. Following a 2015 WHO recommendation, Kenya initiated national scale-up of pre-exposure prophylaxis (PrEP) for all persons at high-risk. Concerns have been raised about PrEP users...

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Main Authors: Griffins O. Manguro, Abednego M. Musau, Daniel K. Were, Soud Tengah, Brian Wakhutu, Jason Reed, Marya Plotkin, Stanley Luchters, Peter Gichangi, Marleen Temmerman
Format: Article
Language:English
Published: BMC 2022-02-01
Series:BMC Public Health
Subjects:
Online Access:https://doi.org/10.1186/s12889-022-12639-6
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author Griffins O. Manguro
Abednego M. Musau
Daniel K. Were
Soud Tengah
Brian Wakhutu
Jason Reed
Marya Plotkin
Stanley Luchters
Peter Gichangi
Marleen Temmerman
author_facet Griffins O. Manguro
Abednego M. Musau
Daniel K. Were
Soud Tengah
Brian Wakhutu
Jason Reed
Marya Plotkin
Stanley Luchters
Peter Gichangi
Marleen Temmerman
author_sort Griffins O. Manguro
collection DOAJ
description Abstract Background Female sex workers (FSW) and men having sex with men (MSM) in Kenya have high rates of HIV infection. Following a 2015 WHO recommendation, Kenya initiated national scale-up of pre-exposure prophylaxis (PrEP) for all persons at high-risk. Concerns have been raised about PrEP users' potential changes in sexual behaviors such adopting condomless sex and multiple partners as a result of perceived reduction in HIV risk, a phenomenon known as risk compensation. Increased condomless sex may lead to unintended pregnancies and sexually transmitted infections and has been described in research contexts but not in the programmatic setting. This study looks at changes in condom use among FSW and MSM on PrEP through a national a scale-up program. Methods Routine program data collected between February 2017 and December 2019 were used to assess changes in condom use during the first three months of PrEP in 80 health facilities supported by a scale-up project, Jilinde. The primary outcome was self-reported condom use. Analyses were conducted separately for FSW and for MSM. Log-Binomial Regression with Generalized Estimating Equations was used to compare the incidence proportion (“risk”) of consistent condom use at the month 1, and month 3 visits relative to the initiation visit. Results At initiation, 69% of FSW and 65% of MSM reported consistent condom use. At month 3, this rose to 87% for FSW and 91% for MSM. MSM were 24% more likely to report consistent condom use at month 1 (Relative Risk [RR], 1.24, 95% Confidence Interval [CI], 1.18–1.30) and 40% more likely at month 3 (RR, 1.40, 95% CI, 1.33–1.47) compared to at initiation. FSW were 15% more likely to report consistent condom use at the month one visit (RR, 1.15, 95% CI, 1.13–1.17) and 27% more likely to report condom use on the month 3 visit (RR 1.27, 95% CI, 1.24–1.29). Conclusion Condom use increased substantially among both FSW and MSM. This may be because oral PrEP was provided as part of a combination prevention strategy that included counseling and condoms but could also be due to the low retention rates among those who initiated.
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spelling doaj.art-35058a6c400045b4a24d22fd3513a2e12022-12-21T17:25:04ZengBMCBMC Public Health1471-24582022-02-012211910.1186/s12889-022-12639-6Increased condom use among key populations using oral PrEP in Kenya: results from large scale programmatic surveillanceGriffins O. Manguro0Abednego M. Musau1Daniel K. Were2Soud Tengah3Brian Wakhutu4Jason Reed5Marya Plotkin6Stanley Luchters7Peter Gichangi8Marleen Temmerman9International Center for Reproductive Health KenyaJhpiego KenyaJhpiego KenyaJhpiego KenyaJhpiego KenyaJhpiegoJhpiegoInstitute for Human Development, Aga Khan UniversityTechnical University of MombasaInternational Center for Reproductive Health KenyaAbstract Background Female sex workers (FSW) and men having sex with men (MSM) in Kenya have high rates of HIV infection. Following a 2015 WHO recommendation, Kenya initiated national scale-up of pre-exposure prophylaxis (PrEP) for all persons at high-risk. Concerns have been raised about PrEP users' potential changes in sexual behaviors such adopting condomless sex and multiple partners as a result of perceived reduction in HIV risk, a phenomenon known as risk compensation. Increased condomless sex may lead to unintended pregnancies and sexually transmitted infections and has been described in research contexts but not in the programmatic setting. This study looks at changes in condom use among FSW and MSM on PrEP through a national a scale-up program. Methods Routine program data collected between February 2017 and December 2019 were used to assess changes in condom use during the first three months of PrEP in 80 health facilities supported by a scale-up project, Jilinde. The primary outcome was self-reported condom use. Analyses were conducted separately for FSW and for MSM. Log-Binomial Regression with Generalized Estimating Equations was used to compare the incidence proportion (“risk”) of consistent condom use at the month 1, and month 3 visits relative to the initiation visit. Results At initiation, 69% of FSW and 65% of MSM reported consistent condom use. At month 3, this rose to 87% for FSW and 91% for MSM. MSM were 24% more likely to report consistent condom use at month 1 (Relative Risk [RR], 1.24, 95% Confidence Interval [CI], 1.18–1.30) and 40% more likely at month 3 (RR, 1.40, 95% CI, 1.33–1.47) compared to at initiation. FSW were 15% more likely to report consistent condom use at the month one visit (RR, 1.15, 95% CI, 1.13–1.17) and 27% more likely to report condom use on the month 3 visit (RR 1.27, 95% CI, 1.24–1.29). Conclusion Condom use increased substantially among both FSW and MSM. This may be because oral PrEP was provided as part of a combination prevention strategy that included counseling and condoms but could also be due to the low retention rates among those who initiated.https://doi.org/10.1186/s12889-022-12639-6Pre Exposure ProphylaxisPrEPRisk compensationFemale sex workersMen having sex with menSub-Saharan Africa
spellingShingle Griffins O. Manguro
Abednego M. Musau
Daniel K. Were
Soud Tengah
Brian Wakhutu
Jason Reed
Marya Plotkin
Stanley Luchters
Peter Gichangi
Marleen Temmerman
Increased condom use among key populations using oral PrEP in Kenya: results from large scale programmatic surveillance
BMC Public Health
Pre Exposure Prophylaxis
PrEP
Risk compensation
Female sex workers
Men having sex with men
Sub-Saharan Africa
title Increased condom use among key populations using oral PrEP in Kenya: results from large scale programmatic surveillance
title_full Increased condom use among key populations using oral PrEP in Kenya: results from large scale programmatic surveillance
title_fullStr Increased condom use among key populations using oral PrEP in Kenya: results from large scale programmatic surveillance
title_full_unstemmed Increased condom use among key populations using oral PrEP in Kenya: results from large scale programmatic surveillance
title_short Increased condom use among key populations using oral PrEP in Kenya: results from large scale programmatic surveillance
title_sort increased condom use among key populations using oral prep in kenya results from large scale programmatic surveillance
topic Pre Exposure Prophylaxis
PrEP
Risk compensation
Female sex workers
Men having sex with men
Sub-Saharan Africa
url https://doi.org/10.1186/s12889-022-12639-6
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