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Population-level effectiveness of pre-exposure prophylaxis for HIV prevention among men who have sex with men in Montreal: a modelling study of surveillance and survey data

2023-06-04 hiv aids Title + abstract only
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BackgroundHIV pre-exposure prophylaxis (PrEP) has been recommended and partly subsidized in Quebec since 2013. We aimed to evaluate the population-level impact of PrEP on HIV transmission among men who have sex with men (MSM) in Montreal over 2013-2021. MethodsWe used an agent-based mathematical model of sexual HIV transmission to estimate the fraction of HIV acquisitions averted by PrEP compared to a counterfactual scenario without PrEP. The model was calibrated to local MSM survey and cohort ...

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