Evidence map›Paper›PMID 34182193›Full record

ArticleEnvironment international2021

Household use of polluting cooking fuels and late-life cognitive function: A harmonized analysis of India, Mexico, and China.

Joseph L Saenz, Sara D Adar, Yuan S Zhang, Jenny Wilkens, Aparajita Chattopadhyay, Jinkook Lee, Rebeca Wong

Abstract read
In one paragraph

Article in Environment international, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

28 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Joseph L SaenzLeonard Davis School of Gerontology, University of Southern California, Los Angeles, CA, United States. Electronic address: saenzj@usc.edu.
Sara D AdarDepartment of Epidemiology, University of Michigan, Ann Arbor, MI, United States.
Yuan S ZhangCarolina Population Center, University of North Carolina, Chapel Hill, NC, United States.
Jenny WilkensCenter for Economic and Social Research, University of Southern California, Los Angeles, CA, United States.
Aparajita ChattopadhyayDepartment of Development Studies, International Institute for Population Sciences, Mumbai, India. Electronic address: aparajita@iipsindia.ac.in.
Jinkook LeeCenter for Economic and Social Research, University of Southern California, Los Angeles, CA, United States; Department of Economics, University of Southern California, Los Angeles, CA, United States.
Rebeca WongSealy Center on Aging, University of Texas Medical Branch, Galveston, TX, United States.

Funding

Integrting Information About Aging SurveysR01AG030153 · NIA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI Sara Adar, Alden L. Gross · 2007 to 2026
$41.7M
Leveraging a natural experiment to estimate the causal impact of blood sugar on dementia and cognition in IndiaR01AG051125 · NIA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI Jinkook Lee · 2015 to 2026
$26.8M
The Mexican Health and Aging Study - IIR01AG018016 · NIA · UNIVERSITY OF TEXAS MED BR GALVESTON · PI Rebeca Wong · 1999 to 2026
$22.6M
China Health and Retirement Longitudinal StudyR01AG037031 · NIA · PEKING UNIVERSITY · PI STRAUSS, JOHN A, WANG, YAFENG · 2010 to 2024
$15.1M
The Longitudinal Aging Study in IndiaR01AG042778 · NIA · HARVARD SCHOOL OF PUBLIC HEALTH · PI AROKIASAMY, PERIANAYAGAM, BLOOM, DAVID E · 2013 to 2019
$9.0M
From Biological to Social Processes: Interdisciplinary Training in Life Course ResearchT32HD091058 · NICHD · UNIV OF NORTH CAROLINA CHAPEL HILL · PI ROBERT A HUMMER, Amanda L Thompson · 2017 to 2026
$4.3M
Program Development (Pilot) CoreP30AG066615 · NIA · UNIV OF NORTH CAROLINA CHAPEL HILL · PI TAYLOR HARGROVE · 2020 to 2026
$4.1M
Education and the Life-Course Pathways of Cognitive Impairment, Dementia, and Cognitive Decline in the United States and MexicoR00AG058799 · NIA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI SAENZ, JOSEPH · 2020 to 2022
$745k
A cross-national comparative study on cardiometabolic risk, education, and cognitive agingR00AG070274 · NIA · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI ZHANG, YUAN S · 2023 to 2025
$721k
A cross-national comparative study on cardiometabolic risk, education, and cognitive agingK99AG070274 · NIA · UNIV OF NORTH CAROLINA CHAPEL HILL · PI ZHANG, YUAN S · 2021 to 2022
$191k
NIA NIH HHS K99 AG070274NIA NIH HHS R00 AG058799NIA NIH HHS R00 AG070274NIA NIH HHS R01 AG018016NIA NIH HHS R01 AG030153NIA NIH HHS R01 AG037031NIA NIH HHS R01 AG042778NIA NIH HHS R01 AG051125NICHD NIH HHS T32 HD091058
6 · The paper itself

Abstract

introductionExposure to high levels of air pollution is associated with poor health, including worse cognitive function. Whereas many studies of cognition have assessed outdoor air pollution, we evaluate how exposure to air pollution from combustion of polluting household fuels relates with cognitive function using harmonized data from India, Mexico, and China. MATERIALS &

methodsWe analyze adults age 50+ in three nationally representative studies of aging with common data collection methods: the 2017-2019 Longitudinal Aging Study in India (n = 50,532), 2015 Mexican Health and Aging Study (n = 12,883), and 2013 China Health and Retirement Longitudinal Study (n = 12,913). Use of polluting fuels was assessed by self-report of wood, coal, kerosene, crop residue, or dung for cooking. Cognitive function was measured by performance across several cognitive domains and summarized into a total cognition score. We used linear regression, by country, to test how polluting cooking fuel use relates with cognition adjusting for key demographic and socioeconomic factors.

resultsApproximately 47%, 12%, and 48% of respondents in India, Mexico, and China, respectively, relied primarily on polluting cooking fuel, which was more common in rural areas. Using polluting cooking fuels was consistently associated with poorer cognitive function in all countries, independent of demographic and socioeconomic characteristics. Adjusted differences in cognitive function between individuals using polluting and clean cooking fuel were equivalent to differences observed between individuals who were 3 years of age apart in Mexico and China and 6 years of age apart in India. Across countries, associations between polluting cooking fuel use and poorer cognition were larger for women.

conclusionsResults suggest that household air pollution from the use of polluting cooking fuel may play an important role in shaping cognitive outcomes of older adults in countries where reliance on polluting fuels for domestic energy needs still prevails. As these countries continue to age, public health efforts should seek to reduce reliance on these fuels.

Indexed as

Air Pollution, IndoorAgedChinaCognitionCookingFemaleHumansIndiaLongitudinal StudiesMexicoMiddle AgedAgingChinaCognitionHousehold air pollutionIndiaLatin America

Identifiers

PMID34182193
PMCPMC8380666

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.