Performance of Road-Traffic-Based Exposure Proxies Against Personal PM <sub>2.5</sub> Measurements in Three Sub-Saharan African Countries

Road-network proxies provide context-dependent signals of personal PM <sub>2.5</sub> exposure, and predictive performance is strengthened when proxies are combined in a hybrid model.

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Publication Details

Journal
medRxiv
Published
2026-03-17
DOI
https://doi.org/10.64898/2026.03.13.26348337
Primary Topic
Air Quality and Health Impacts
Type
article
Field-Weighted Citation Impact
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article

Performance of Road-Traffic-Based Exposure Proxies Against Personal PM 2.5 Measurements in Three Sub-Saharan African Countries

Esperança Sevene, Hiten D. Mistry, Laura Munthali, Fortunate Machingura et al.
medRxiv
Air Quality and Health Impacts
article

Performance of Road-Traffic-Based Exposure Proxies Against Personal PM 2.5 Measurements in Three Sub-Saharan African Countries

Esperança Sevene, Hiten D. Mistry, Laura Munthali, Fortunate Machingura, Laurine Chikoko, Tamara Govindasamy, Sibusisiwe Audrey Makhanya, Terence Darlington Mushore, The PRECISE Network, Handsome Bongani Nyoni, Umberto D'Alessandro, Peter von Dadelszen, P. Tatenda Makanga, Anna Roca, Marleen Temmerman, Liberty Makacha, Matthew F Chersich, Benjamin Barratt, Marie-Laure Volvert, Stanley Luchters
article en

Abstract

Road-network proxies provide context-dependent signals of personal PM <sub>2.5</sub> exposure, and predictive performance is strengthened when proxies are combined in a hybrid model.

medRxiv
University of British Columbia (CA), University of Liverpool (GB), University of Zimbabwe (ZW), University of Leicester (GB), University of Cape Town (ZA), Eduardo Mondlane University (MZ), King's College London (GB), Liverpool School of Tropical Medicine (GB), Trinity College Dublin (IE), Malawi-Liverpool-Wellcome Trust Clinical Research Programme (MW), Ghent University (BE), Aga Khan University Nairobi (KE), NIHR Imperial Biomedical Research Centre (GB), MRC Unit the Gambia (GM), Manhiça Health Research Centre (MZ), Africa Health Research Institute (ZA), Centre for Sexual Health and HIV AIDS Research (ZW), IBM Research - Africa (ZA), Midlands State University (ZW)
Openalex Percentile: Top 22%
Air Quality and Health Impacts
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