Associations between residential greenness and self-reported heart disease in Sri Lankan men: A cross-sectional study.

Cardiovascular diseases (CVDs) are major contributors to morbidity and mortality in lower-middle-income countries (LMICs). Features of the natural environment, such as greenness, are a potential, modifiable determinant of CVD, yet there is a lack of evidence, particularly in LMICs. Our study investi...

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Main Authors: J Padmaka Silva, Ankur Singh, Brian Oldenburg, Wasantha Gunathunga, A M A A P Alagiyawanna, Suzanne Mavoa
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2021-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0252382
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author J Padmaka Silva
Ankur Singh
Brian Oldenburg
Wasantha Gunathunga
A M A A P Alagiyawanna
Suzanne Mavoa
author_facet J Padmaka Silva
Ankur Singh
Brian Oldenburg
Wasantha Gunathunga
A M A A P Alagiyawanna
Suzanne Mavoa
author_sort J Padmaka Silva
collection DOAJ
description Cardiovascular diseases (CVDs) are major contributors to morbidity and mortality in lower-middle-income countries (LMICs). Features of the natural environment, such as greenness, are a potential, modifiable determinant of CVD, yet there is a lack of evidence, particularly in LMICs. Our study investigated associations between residential greenness, measured using the Normalized Difference Vegetation Index (NDVI), and self-reported heart disease in 5268 Sri Lankan men aged 34 to 55 years. Multivariable logistic regression models were fitted to examine associations between mean NDVI within 100 m, 400 m, 800 m, 1600 m, and 2000 m of the residential address, adjusting for age, marital status, income, education, alcohol consumption, smoking and road length. Fully adjusted models showed that a 0.1 increase in mean NDVI was associated with lower odds of heart disease when using the 400 m (OR: 0.80; 95% CI: 0.64, 1.00), 800 m (OR: 0.85; 95% CI: 0.63, 1.14), and 2000 m (OR: 0.74; 95% CI: 0.48, 1.13) buffers. Further research in different contexts, and with improved outcome measures, is needed to confirm relationships between residential greenness and heart disease in rural areas and in LMICs.
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spelling doaj.art-f563252c2a054ea3acc5bb4c3e3674cc2022-12-21T19:26:46ZengPublic Library of Science (PLoS)PLoS ONE1932-62032021-01-01165e025238210.1371/journal.pone.0252382Associations between residential greenness and self-reported heart disease in Sri Lankan men: A cross-sectional study.J Padmaka SilvaAnkur SinghBrian OldenburgWasantha GunathungaA M A A P AlagiyawannaSuzanne MavoaCardiovascular diseases (CVDs) are major contributors to morbidity and mortality in lower-middle-income countries (LMICs). Features of the natural environment, such as greenness, are a potential, modifiable determinant of CVD, yet there is a lack of evidence, particularly in LMICs. Our study investigated associations between residential greenness, measured using the Normalized Difference Vegetation Index (NDVI), and self-reported heart disease in 5268 Sri Lankan men aged 34 to 55 years. Multivariable logistic regression models were fitted to examine associations between mean NDVI within 100 m, 400 m, 800 m, 1600 m, and 2000 m of the residential address, adjusting for age, marital status, income, education, alcohol consumption, smoking and road length. Fully adjusted models showed that a 0.1 increase in mean NDVI was associated with lower odds of heart disease when using the 400 m (OR: 0.80; 95% CI: 0.64, 1.00), 800 m (OR: 0.85; 95% CI: 0.63, 1.14), and 2000 m (OR: 0.74; 95% CI: 0.48, 1.13) buffers. Further research in different contexts, and with improved outcome measures, is needed to confirm relationships between residential greenness and heart disease in rural areas and in LMICs.https://doi.org/10.1371/journal.pone.0252382
spellingShingle J Padmaka Silva
Ankur Singh
Brian Oldenburg
Wasantha Gunathunga
A M A A P Alagiyawanna
Suzanne Mavoa
Associations between residential greenness and self-reported heart disease in Sri Lankan men: A cross-sectional study.
PLoS ONE
title Associations between residential greenness and self-reported heart disease in Sri Lankan men: A cross-sectional study.
title_full Associations between residential greenness and self-reported heart disease in Sri Lankan men: A cross-sectional study.
title_fullStr Associations between residential greenness and self-reported heart disease in Sri Lankan men: A cross-sectional study.
title_full_unstemmed Associations between residential greenness and self-reported heart disease in Sri Lankan men: A cross-sectional study.
title_short Associations between residential greenness and self-reported heart disease in Sri Lankan men: A cross-sectional study.
title_sort associations between residential greenness and self reported heart disease in sri lankan men a cross sectional study
url https://doi.org/10.1371/journal.pone.0252382
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