Effect of pre-exposure prophylaxis on risky sexual behaviour of female sex workers in Dakar, Senegal: A randomised controlled trial

Wally Toh; Aurélia Lépine; Khady Gueye; Mame Mor Fall; Abdou Khoudia Diop; El Hadj Alioune Mbaye; Cheikh Tidiane Ndour; Owen O’Donnell

doi:10.1371/journal.pmed.1004458

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Open Access

Peer-reviewed

Research Article

Effect of pre-exposure prophylaxis on risky sexual behaviour of female sex workers in Dakar, Senegal: A randomised controlled trial

Wally Toh,

Roles Conceptualization, Formal analysis, Writing – original draft

Affiliation Erasmus School of Economics, Erasmus University Rotterdam, Rotterdam, The Netherlands

https://orcid.org/0000-0001-7980-050X

⨯
Aurélia Lépine ,

Roles Conceptualization, Funding acquisition, Investigation, Project administration, Supervision, Writing – review & editing

* E-mail: a.lepine@ucl.ac.uk

Affiliation Institute for Global Health, University College London, London, United Kingdom

https://orcid.org/0000-0002-9237-2914

⨯
Khady Gueye,

Roles Investigation, Project administration, Supervision

Affiliation HIV/STI Division, Ministry of Health and Social Action of Senegal, Dakar, Senegal
⨯
Mame Mor Fall,

Roles Project administration

Affiliation HIV/STI Division, Ministry of Health and Social Action of Senegal, Dakar, Senegal
⨯
Abdou Khoudia Diop,

Roles Project administration, Supervision

Affiliation HIV/STI Division, Ministry of Health and Social Action of Senegal, Dakar, Senegal
⨯
El Hadj Alioune Mbaye,

Roles Project administration, Supervision

Affiliation HIV/STI Division, Ministry of Health and Social Action of Senegal, Dakar, Senegal
⨯
Cheikh Tidiane Ndour,

Roles Conceptualization, Project administration, Supervision, Writing – review & editing

Affiliation HIV/STI Division, Ministry of Health and Social Action of Senegal, Dakar, Senegal
⨯
Owen O’Donnell

Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

Affiliations Erasmus School of Economics, Erasmus University Rotterdam, Rotterdam, The Netherlands, Erasmus School of Health Policy and Management, Erasmus University Rotterdam, Rotterdam, The Netherlands

https://orcid.org/0000-0002-6289-1924

⨯

Effect of pre-exposure prophylaxis on risky sexual behaviour of female sex workers in Dakar, Senegal: A randomised controlled trial

Wally Toh,
Aurélia Lépine,
Khady Gueye,
Mame Mor Fall,
Abdou Khoudia Diop,
El Hadj Alioune Mbaye,
Cheikh Tidiane Ndour,
Owen O’Donnell

Published: August 18, 2025
https://doi.org/10.1371/journal.pmed.1004458

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Pre-exposure prophylaxis
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Medical risk factors
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HIV
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Sex work
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HIV prevention
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Senegal
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HIV infections
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Randomized controlled trials
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