MSM with HIV: Improving prevalence and risk estimates by a Bayesian small area estimation modelling approach for public health service areas in the Netherlands

Haoyi Wang, Chantal den Daas, Eline Op de Coul, Kai J. Jonas* (Corresponding Author)

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)
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Abstract

Despite close monitoring of HIV infections amongst MSM (MSMHIV), the true prevalence can be masked for areas with small population density or lack of data. This study investigated the feasibility of small area estimation with a Bayesian approach to improve HIV surveillance. Data from EMIS-2017 (Dutch subsample, n = 3,459) and the Dutch survey SMS-2018 (n = 5,653) were utilized. We applied a frequentist calculation to compare the observed relative risk of MSMHIV per Public Health Services (GGD) region in the Netherlands and a Bayesian spatial analysis and ecological regression to quantify how spatial heterogeneity in HIV amongst MSM is related to determinants while accounting for spatial dependence to obtain more robust estimates. Both estimations converged and confirmed that the prevalence is heterogenous across the Netherlands with some GGD regions having a higher-than-average risk. Our Bayesian spatial analysis to assess the risk of MSMHIV was able to close data gaps and provide more robust prevalence and risk estimations.

Original languageEnglish
Article number100577
JournalSpatial and Spatio-temporal Epidemiology
Volume45
Early online date3 Feb 2023
DOIs
Publication statusPublished - Jun 2023

Bibliographical note

Acknowledgement:
We thank all participants of the surveys and the individuals involved in preparation, execution and analysis of the surveys. We thank Wim Zuilhof, Bouko Bakker, Aryanti Radyowijati, Koenraad Vermey, Arjan van Bijnen and the EMIS board for their invaluable help for the EMIS-2017 data. In addition, we thank John de Wit, Philippe Adam, and Wim Zuilhof, for their role in the development and collection of SMS-2018 data.
Funding
The authors declare that no funds, grants, or other support were received during the preparation of this manuscript.

Data Availability Statement

The authors do not have permission to share data

Keywords

  • Bayesian spatial analysis
  • HIV surveillance
  • MSM
  • Small area estimation

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