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Explaining the longevity characteristics in China from a geographical perspective: A multi-scale geographically
Renfei Yang1, Fu Ren2, Xiangyuan Ma3
1School of Resource and Environmental Science, Wuhan University, Wuhan. youngfly@whu.edu.cn.
Geospatial Health
|November 12, 2021
Summary
This study reveals significant regional and gender disparities in China
Area of Science:
- Gerontology
- Geography
- Environmental Science
Background:
- Longevity is a key factor influencing societal progress.
- Understanding geographical distribution and environmental impacts on longevity in China is crucial due to rapid development.
Purpose of the Study:
- To investigate regional and gender characteristics of longevity in China at the county level.
- To explore the influence of geographical environmental factors on longevity using a novel model.
Main Methods:
- Calculated longevity index (LI), female LI (LIF), and male LI (LIM) based on the proportion of long-lived individuals.
- Applied a multi-scale geographically weighted regression (MGWR) model to analyze environmental factors.
- Examined topographic features, vegetation, human social activity, and air pollution.
Main Results:
- Longevity Index (LI) varied from 1.3% to 16.3% across 2838 Chinese counties.
- Longevity distribution showed clear East-West regional differences (higher in East, lower in West).
- Female longevity index (LIF) exceeded male longevity index (LIM) in 92.1% of counties.
Conclusions:
- Geographical environmental factors significantly influence longevity at varying spatial scales and regions.
- Findings provide insights into spatial patterns, gender differences, and environmental effects on longevity in China.
- Offers a valuable reference for understanding geographical factor associations with longevity.
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