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Associations of neighbourhood food retail with disability and death in older adults: Cardiovascular Health Study
Journal article   Open access   Peer reviewed

Associations of neighbourhood food retail with disability and death in older adults: Cardiovascular Health Study

Roma Bhatia, Mark Hernandez, Jonathan Platt, Anne Newman, David Siscovick, Kenneth Mukamal and Gina Lovasi
BMJ nutrition, prevention & health, e000646
01 Dec 2024
Featured in Collection :   UN Sustainable Development Goals @ Drexel
url
https://doi.org/10.1136/bmjnph-2023-000646View
Published, Version of Record (VoR)CC BY-NC V4.0 Open

Abstract

Activities of daily living Built environment Census of Population Diet Food Life expectancy Mortality Neighborhoods Restaurants Risk factors Sociodemographics Supermarkets Adults Cardiovascular Disease Chronic Illnesses Cohort Analysis Obesity Older People
Background A healthier diet is associated with lower chronic disease burden, but the impact of neighbourhood food environments on disability and death in older adults is not known. MethodsIn the Cardiovascular Health Study, a cohort study of adults aged 65+, we calculated study years until death (years of life (YOL)), study years without activities of daily living (ADL) difficulty (years of able life; YoAL) and percent of study years without ADL difficulty (compression of disability). Linear regression quantified associations of food establishments within 5 km of baseline home address (as a z-score) with each outcome, adjusted for sociodemographic characteristics. Sensitivity analyses considered adjustment for risk factors and comorbidities, multiple imputation, alternate neighbourhood definitions (1-km radial buffer, census tract) and restriction on residential stability. Results We included 4298 participants followed for up to 26 years. All food retail establishments were associated with 6 months higher YoAL per SD in the main model (beta, 0.50 years; 95% CI 0.01, 0.98; p=0.046), with similar findings across sensitivity analyses except when restricting on residential stability. Supermarkets and produce markets were associated with compression of disability (beta, 2.31; 95% CI, 0.04, 4.57) and when using 1-km buffers with YOL (beta, 0.23 years; 95% CI 0.03, 0.43) and YoAL (beta, 0.21 years; 95% CI 0.01, 0.41). Non-supermarket food stores were associated with YoAL (beta, 0.67 years; 95% CI, 0.07, 1.27) and compression of disability (beta, 3.03; 95% CI 0.44, 5.62), but significance was not consistent across sensitivity analyses. Fast-food restaurants did not reach statistical significance in any model. Conclusion All food retail was associated with YOL without impairment. Neighbourhood food retail access and type may both have roles in extending YOL and years of able life among older adults, but the findings were sensitive to decisions made during measurement and modelling.

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UN Sustainable Development Goals (SDGs)

This publication has contributed to the advancement of the following goals:

#3 Good Health and Well-Being

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Collaboration types
Domestic collaboration
Web of Science research areas
Nutrition & Dietetics
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