Impact of Social Ties on Health in France
Author Information
Author(s): Zoë Heritage, Richard G. Wilkinson, Olivier Grimaud, Kate E. Pickett
Primary Institution: Dept of Epidemiology and Public Health, Nottingham University, UK
Hypothesis
The impact of social isolation on health will be greatest among the most economically vulnerable, i.e., for those people on low incomes.
Conclusion
Social isolation is associated with 'less than good' self-rated health, and this effect is more significant for people on low incomes.
Supporting Evidence
- Less than good self-rated health is reported twice as frequently by people in the lowest income group than those in the highest.
- Socially isolated individuals report lower self-rated health.
- The likelihood of reporting less than good health increases significantly as income decreases.
Takeaway
People who feel lonely or have fewer friends are more likely to say they are not healthy, especially if they don't have much money.
Methodology
A cross-sectional study using data from questionnaires about health, income, and social relationships.
Potential Biases
Potential reporting bias from individuals feeling depressed may underestimate their social ties.
Limitations
The study is cross-sectional, meaning it can only show associations, not causation, and may be affected by reporting bias.
Participant Demographics
The sample consisted of 5205 French adults aged 20 years and over, with a significant proportion of women in lower income categories.
Statistical Information
P-Value
p < 0.001
Confidence Interval
95% CI 1.42 to 2.09 for medium-high income, 95% CI 2.03 – 3.03 for medium-low income, 95% CI 3.07 – 4.51 for low income.
Statistical Significance
p < 0.001
Digital Object Identifier (DOI)
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