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Mapping subnational HIV mortality in six Latin American countries with incomplete vital registration systems

  • Michael A. Cork
  • , Nathaniel J. Henry
  • , Stefanie Watson
  • , Andrew J. Croneberger
  • , Mathew Baumann
  • , Ian D. Letourneau
  • , Mingyou Yang
  • , Audrey L. Serfes
  • , Jaffar Abbas
  • , Nooshin Abbasi
  • , Hedayat Abbastabar
  • , Lucas G. Abreu
  • , Eman Abu-Gharbieh
  • , Basavaprabhu Achappa
  • , Maryam Adabi
  • , Tadele G. Adal
  • , Adeyinka E. Adegbosin
  • , Victor Adekanmbi
  • , Olatunji O. Adetokunboh
  • , Marcela Agudelo-Botero
  • Bright O. Ahinkorah, Keivan Ahmadi, Muktar B. Ahmed, Robert K. Alhassan, Vahid Alipour, Amir Almasi-Hashiani, Nelson Alvis-Guzman, Robert Ancuceanu, Tudorel Andrei, Davood Anvari, Muhammad Aqeel, Jalal Arabloo, Olatunde Aremu, Malke Asaad, Desta D. Atnafu, Alok Atreya, Beatriz Paulina Ayala Quintanilla, Samad Azari, Darshan B. B, Atif A. Baig, Maciej Banach, Simachew A. Bante, Miguel A. Barboza, Sanjay Basu, Neeraj Bedi, Diana F.Bejarano Ramirez, Isabela M. Bensenor, Fenta Hun Y. Beyene, Yihienew M. Bezabih, Paul H. Lee
  • University of Washington
  • University of Oxford
  • Antai College of Economics and Management
  • McGill University
  • Tehran University of Medical Sciences
  • Universidade Federal de Minas Gerais
  • University of Sharjah
  • Manipal Academy of Higher Education
  • Hamedan University of Medical Sciences and Health Services
  • Wolkite University
  • Griffith University Queensland
  • Kings College London
  • Stellenbosch University
  • Universidad Nacional Autónoma de México
  • University of Technology Sydney
  • Lincoln Medical School
  • Jimma University Ethiopia
  • University of South Australia
  • University of Health and Allied Sciences
  • Iran University of Medical Sciences
  • Arak University of Medical Sciences
  • Universidad de Cartagena
  • ALZAK Foundation
  • Carol Davila University of Medicine and Pharmacy
  • Bucharest University of Economic Studies
  • Mazandaran University of Medical Sciences
  • Iranshahr University of Medical Sciences
  • Foundation University Islamabad
  • Birmingham City University
  • University of Texas Health Science Center at Houston
  • Bahar Dar University
  • Lumbini Medical College
  • La Trobe University
  • Universiti Sultan Zainal Abidin
  • Medical University of Łódź
  • Institute of Polish Mother's Health Center
  • Costa Rican Department of Social Security
  • University of Costa Rica
  • Harvard University
  • Imperial College London
  • Gandhi Medical College
  • Jazan University
  • Universidad El Bosque
  • University Hospital Foundation Santa Fe de Bogotá
  • Universidade de São Paulo
  • Nantes Université
  • Hong Kong Polytechnic University

Research output: Contribution to journal › Article › peer-review

Abstract

Background: Human immunodeficiency virus (HIV) remains a public health priority in Latin America. While the burden of HIV is historically concentrated in urban areas and high-risk groups, subnational estimates that cover multiple countries and years are missing. This paucity is partially due to incomplete vital registration (VR) systems and statistical challenges related to estimating mortality rates in areas with low numbers of HIV deaths. In this analysis, we address this gap and provide novel estimates of the HIV mortality rate and the number of HIV deaths by age group, sex, and municipality in Brazil, Colombia, Costa Rica, Ecuador, Guatemala, and Mexico. Methods: We performed an ecological study using VR data ranging from 2000 to 2017, dependent on individual country data availability. We modeled HIV mortality using a Bayesian spatially explicit mixed-effects regression model that incorporates prior information on VR completeness. We calibrated our results to the Global Burden of Disease Study 2017. Results: All countries displayed over a 40-fold difference in HIV mortality between municipalities with the highest and lowest age-standardized HIV mortality rate in the last year of study for men, and over a 20-fold difference for women. Despite decreases in national HIV mortality in all countries—apart from Ecuador—across the period of study, we found broad variation in relative changes in HIV mortality at the municipality level and increasing relative inequality over time in all countries. In all six countries included in this analysis, 50% or more HIV deaths were concentrated in fewer than 10% of municipalities in the latest year of study. In addition, national age patterns reflected shifts in mortality to older age groups—the median age group among decedents ranged from 30 to 45 years of age at the municipality level in Brazil, Colombia, and Mexico in 2017. Conclusions: Our subnational estimates of HIV mortality revealed significant spatial variation and diverging local trends in HIV mortality over time and by age. This analysis provides a framework for incorporating data and uncertainty from incomplete VR systems and can help guide more geographically precise public health intervention to support HIV-related care and reduce HIV-related deaths.

Original languageEnglish
Article number4
JournalBMC Medicine
Volume19
Issue number1
DOIs
Publication statusPublished - Dec 2021
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

ASJC Scopus subject areas

  • General Medicine

Keywords

  • HIV mortality
  • HIV/AIDS
  • Latin America
  • Mapping
  • Small area estimation
  • Spatial statistics
  • Vital registration

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