Publications by authors named "Maliheh Vaziri"

Objectives: Use of illicit substances during sex (chemsex) may increase transmission of HIV and other STIs. Pre-exposure prophylaxis (PrEP) is highly effective at preventing HIV transmission, providing an important prevention tool for those who practise chemsex. However, it does not prevent acquisition of other STIs.

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Article Synopsis
  • The study examines changes in the demographics and risk factors of newly diagnosed HIV-positive individuals at a sexual health clinic in Montréal from 1995 to 2019 to improve public health strategies.
  • Data collected from 2,612 patients revealed that while the mean age remained stable at 35, the proportion of those diagnosed with advanced HIV infection significantly decreased from 16% in 1995 to 4% in 2019.
  • Although men who have sex with men (MSM) originally made up 77% of diagnoses, their share has declined since 2013, and there is an increasing number of patients from HIV-endemic countries, particularly women, who are predominantly heterosexual.
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Introduction: Chemsex among gay, bisexual and other men who have sex with men (gbMSM) has raised public health concerns because of its association with sexual behaviours that can increase transmission of sexually transmitted infections, including HIV. Pre-exposure prophylaxis (PrEP) is highly effective at blocking HIV acquisition, addressing important prevention needs among individuals practicing chemsex. This study aims to improve our understanding of chemsex practices and PrEP trajectories of gbMSM and transgender women consulting for PrEP.

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