Association between cooking fuels and mild cognitive impairment among older adults from six low- and middle-income countries

Abstract There is a small body of evidence suggesting that unclean cooking fuel use may be associated with cognitive decline. However, to date, no study has investigated the association between unclean cooking fuel and mild cognitive impairment (MCI). Thus, we investigated the association between co...

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Main Authors: Lee Smith, Damiano Pizzol, Guillermo F. López Sánchez, Karel Kostev, Hans Oh, Louis Jacob, Nicola Veronese, Benjamin R. Underwood, Laurie Butler, Yvonne Barnett, Mark A. Tully, Ai Koyanagi
Format: Article
Language:English
Published: Nature Portfolio 2022-08-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-17216-w
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author Lee Smith
Damiano Pizzol
Guillermo F. López Sánchez
Karel Kostev
Hans Oh
Louis Jacob
Nicola Veronese
Benjamin R. Underwood
Laurie Butler
Yvonne Barnett
Mark A. Tully
Ai Koyanagi
author_facet Lee Smith
Damiano Pizzol
Guillermo F. López Sánchez
Karel Kostev
Hans Oh
Louis Jacob
Nicola Veronese
Benjamin R. Underwood
Laurie Butler
Yvonne Barnett
Mark A. Tully
Ai Koyanagi
author_sort Lee Smith
collection DOAJ
description Abstract There is a small body of evidence suggesting that unclean cooking fuel use may be associated with cognitive decline. However, to date, no study has investigated the association between unclean cooking fuel and mild cognitive impairment (MCI). Thus, we investigated the association between cooking fuel type or ventilation type and MCI among adults aged ≥ 65 years using nationally representative datasets from six low- and middle-income countries. Cross-sectional, community-based data from the World Health Organization (WHO) Study on global Ageing and adult health (SAGE) were analyzed. MCI was defined using the National Institute on Aging-Alzheimer's Association criteria. Unclean cooking fuel referred to kerosene/paraffin, coal/charcoal, wood, agriculture/crop, animal dung, and shrubs/grass. Multivariable logistic regression analysis was conducted to assess associations. Data on 13,623 individuals were analyzed [mean (SD) age 72.8 (11.0) years; 45.5% males]. Unclean cooking fuel (vs. clean cooking fuel) was associated with a significant 1.48 (95% CI = 1.08–2.03) times higher odds for MCI. Having no chimney or hood for cooking ventilation was also associated with significantly higher odds for MCI (OR = 1.88; 95% CI = 1.25–2.84). Unclean cooking fuel use and lack of chimney or hood for cooking ventilation were associated with higher odds for MCI. Findings support the implementation of the United Nations Sustainable Goal 7, which advocates affordable, reliable, sustainable, and modern energy for all, as this may also help reduce MCI and ultimately dementia.
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spelling doaj.art-63ef3e8a3a5f4a7a8f47d07bd53a37ee2022-12-22T01:37:42ZengNature PortfolioScientific Reports2045-23222022-08-011211810.1038/s41598-022-17216-wAssociation between cooking fuels and mild cognitive impairment among older adults from six low- and middle-income countriesLee Smith0Damiano Pizzol1Guillermo F. López Sánchez2Karel Kostev3Hans Oh4Louis Jacob5Nicola Veronese6Benjamin R. Underwood7Laurie Butler8Yvonne Barnett9Mark A. Tully10Ai Koyanagi11Centre for Health, Performance, and Wellbeing, Anglia Ruskin UniversityItalian Agency for Development CooperationDivision of Preventive Medicine and Public Health, Department of Public Health Sciences, School of Medicine, University of MurciaUniversity Hospital of MarburgSuzanne Dworak Peck School of Social Work, University of Southern CaliforniaResearch and Development Unit, Parc Sanitari Sant Joan de Déu, CIBERSAM, ISCIIIChair for Biomarkers of Chronic Diseases, Biochemistry Department, College of Science King Saud UniversityCambridgeshire and Peterborough NHS Foundation Trust, The Gnodde Goldman Sachs Translational Neuroscience Unit, University of CambridgeCentre for Health, Performance, and Wellbeing, Anglia Ruskin UniversityCentre for Health, Performance, and Wellbeing, Anglia Ruskin UniversitySchool of Medicine, Ulster UniversityResearch and Development Unit, Parc Sanitari Sant Joan de Déu, CIBERSAM, ISCIIIAbstract There is a small body of evidence suggesting that unclean cooking fuel use may be associated with cognitive decline. However, to date, no study has investigated the association between unclean cooking fuel and mild cognitive impairment (MCI). Thus, we investigated the association between cooking fuel type or ventilation type and MCI among adults aged ≥ 65 years using nationally representative datasets from six low- and middle-income countries. Cross-sectional, community-based data from the World Health Organization (WHO) Study on global Ageing and adult health (SAGE) were analyzed. MCI was defined using the National Institute on Aging-Alzheimer's Association criteria. Unclean cooking fuel referred to kerosene/paraffin, coal/charcoal, wood, agriculture/crop, animal dung, and shrubs/grass. Multivariable logistic regression analysis was conducted to assess associations. Data on 13,623 individuals were analyzed [mean (SD) age 72.8 (11.0) years; 45.5% males]. Unclean cooking fuel (vs. clean cooking fuel) was associated with a significant 1.48 (95% CI = 1.08–2.03) times higher odds for MCI. Having no chimney or hood for cooking ventilation was also associated with significantly higher odds for MCI (OR = 1.88; 95% CI = 1.25–2.84). Unclean cooking fuel use and lack of chimney or hood for cooking ventilation were associated with higher odds for MCI. Findings support the implementation of the United Nations Sustainable Goal 7, which advocates affordable, reliable, sustainable, and modern energy for all, as this may also help reduce MCI and ultimately dementia.https://doi.org/10.1038/s41598-022-17216-w
spellingShingle Lee Smith
Damiano Pizzol
Guillermo F. López Sánchez
Karel Kostev
Hans Oh
Louis Jacob
Nicola Veronese
Benjamin R. Underwood
Laurie Butler
Yvonne Barnett
Mark A. Tully
Ai Koyanagi
Association between cooking fuels and mild cognitive impairment among older adults from six low- and middle-income countries
Scientific Reports
title Association between cooking fuels and mild cognitive impairment among older adults from six low- and middle-income countries
title_full Association between cooking fuels and mild cognitive impairment among older adults from six low- and middle-income countries
title_fullStr Association between cooking fuels and mild cognitive impairment among older adults from six low- and middle-income countries
title_full_unstemmed Association between cooking fuels and mild cognitive impairment among older adults from six low- and middle-income countries
title_short Association between cooking fuels and mild cognitive impairment among older adults from six low- and middle-income countries
title_sort association between cooking fuels and mild cognitive impairment among older adults from six low and middle income countries
url https://doi.org/10.1038/s41598-022-17216-w
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