Community Social Capital and Mortality in Japan
Author Information
Author(s): Murayama Hiroshi, Sugiyama Mika, Inagaki Hiroki, Ura Chiaki, Miyamae Fumiko, Edahiro Ayako, Okamura Tsuyoshi, Awata Shuichi
Primary Institution: Tokyo Metropolitan Institute for Geriatrics and Gerontology
Hypothesis
What is the impact of community-level social capital on all-cause mortality among older Japanese people?
Conclusion
Community-level neighborhood cohesion is linked to lower all-cause mortality in men but not in women.
Supporting Evidence
- The study analyzed data from 132,005 residents aged 65 and older.
- Men in cohesive communities had lower mortality rates compared to those in less cohesive communities.
- The findings suggest that enhancing community social capital could reduce mortality risks.
Takeaway
Living in a friendly neighborhood can help older men live longer, but it doesn't seem to have the same effect on older women.
Methodology
The study used a sex-stratified multilevel survival analysis on data from a questionnaire survey of older residents.
Potential Biases
Potential biases may arise from self-reported data in the questionnaire.
Limitations
The study may not generalize to all populations as it focuses on a specific area in Japan.
Participant Demographics
Participants were community-dwelling older adults aged 65 and above, with a mean age of 73.8 years and 45.0% males.
Statistical Information
Confidence Interval
[0.84-1.00], [0.82-0.99]
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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