Overlapping Key Populations and HIV Transmission in Tijuana, Mexico: A Modelling Analysis of Epidemic Drivers

被引:0
作者
Hannah Fraser
Annick Borquez
Jack Stone
Daniela Abramovitz
Kimberly C. Brouwer
David Goodman-Meza
Matthew Hickman
Thomas L. Patterson
Jay Silverman
Laramie Smith
Steffanie A. Strathdee
Natasha K. Martin
Peter Vickerman
机构
[1] University of Bristol,Oakfield House, Population Health Sciences – Bristol Medical School
[2] University of California San Diego,School of Medicine
[3] University of California Los Angeles,David Geffen School of Medicine
来源
AIDS and Behavior | 2021年 / 25卷
关键词
Mathematical modelling; People who inject drugs; Female sex workers; Men who have sex with men; Mexico; Modelo matemáticopersonas que se inyectan drogas; Mujeres trabajadoras sexuales; Hombres que tienen sexo con hombres; México;
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摘要
Tijuana, Mexico, has a concentrated HIV epidemic among overlapping key populations (KPs) including people who inject drugs (PWID), female sex workers (FSW), their male clients, and men who have sex with men (MSM). We developed a dynamic HIV transmission model among these KPs to determine the extent to which their unmet prevention and treatment needs is driving HIV transmission. Over 2020–2029 we estimated the proportion of new infections acquired in each KP, and the proportion due to their unprotected risk behaviours. We estimate that 43.7% and 55.3% of new infections are among MSM and PWID, respectively, with FSW and their clients making-up < 10% of new infections. Projections suggest 93.8% of new infections over 2020–2029 will be due to unprotected sex between MSM or unsafe injecting drug use. Prioritizing interventions addressing sexual and injecting risks among MSM and PWID are critical to controlling HIV in Tijuana.
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页码:3814 / 3827
页数:13
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