Differences in the relationship between social capital and hypertension in emerging vs. established economies in Sub-Saharan Africa

Abstract Background The global burden of hypertension is growing, particularly in low- and middle-income countries. This study aimed to investigate differences in the relationship between social capital and hypertension between regions in Sub-Saharan Africa (West vs. South Africa) and within regions...

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Main Authors: Vincent Renta, Rebekah J. Walker, Sneha Nagavally, Aprill Z. Dawson, Jennifer A. Campbell, Leonard E. Egede
Format: Article
Language:English
Published: BMC 2022-05-01
Series:BMC Public Health
Subjects:
Online Access:https://doi.org/10.1186/s12889-022-13471-8
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author Vincent Renta
Rebekah J. Walker
Sneha Nagavally
Aprill Z. Dawson
Jennifer A. Campbell
Leonard E. Egede
author_facet Vincent Renta
Rebekah J. Walker
Sneha Nagavally
Aprill Z. Dawson
Jennifer A. Campbell
Leonard E. Egede
author_sort Vincent Renta
collection DOAJ
description Abstract Background The global burden of hypertension is growing, particularly in low- and middle-income countries. This study aimed to investigate differences in the relationship between social capital and hypertension between regions in Sub-Saharan Africa (West vs. South Africa) and within regions (rural vs. urban residence within each country). Methods Data for 9,800 adults were analyzed from the Study on Global Ageing and Adult Health (SAGE) 2007-2010 for Ghana (West African emerging economy) and South Africa (South African established economy). Outcomes were self-reported and measured hypertension. The primary independent variable was social capital, dichotomized into low vs. medium/high. Interaction terms were tested between social capital and rural/urban residence status for each outcome by country. Linear and logistic regression models were run separately for both countries and each outcome. Results Those with low social capital in the emerging economy of Ghana were more likely to have hypertension based on measurement (OR=1.35, 95% CI=1.18,1.55), but the relationship with self-reported hypertension lost significance after adjustment. There was no significant relationship in the relationship between social capital and hypertension in the established economy of South Africa after adjustment. No significant interactions existed by rural/urban residence status in either country. Conclusion Low social capital was associated with worse hypertension outcomes, however, the relationship differed between South Africa and Ghana. Further investigation is needed to understand differences between and within countries to guide development of programs targeted at leveraging and promoting social capital as a positive component of overall health.
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spelling doaj.art-167d803b427842cfbf1a2cddb8bbffda2022-12-22T02:21:53ZengBMCBMC Public Health1471-24582022-05-012211910.1186/s12889-022-13471-8Differences in the relationship between social capital and hypertension in emerging vs. established economies in Sub-Saharan AfricaVincent Renta0Rebekah J. Walker1Sneha Nagavally2Aprill Z. Dawson3Jennifer A. Campbell4Leonard E. Egede5School of Medicine, Medical College of WisconsinDepartment of Medicine, Division of General Internal Medicine, Medical College of WisconsinDepartment of Medicine, Division of General Internal Medicine, Medical College of WisconsinDepartment of Medicine, Division of General Internal Medicine, Medical College of WisconsinDepartment of Medicine, Division of General Internal Medicine, Medical College of WisconsinDepartment of Medicine, Division of General Internal Medicine, Medical College of WisconsinAbstract Background The global burden of hypertension is growing, particularly in low- and middle-income countries. This study aimed to investigate differences in the relationship between social capital and hypertension between regions in Sub-Saharan Africa (West vs. South Africa) and within regions (rural vs. urban residence within each country). Methods Data for 9,800 adults were analyzed from the Study on Global Ageing and Adult Health (SAGE) 2007-2010 for Ghana (West African emerging economy) and South Africa (South African established economy). Outcomes were self-reported and measured hypertension. The primary independent variable was social capital, dichotomized into low vs. medium/high. Interaction terms were tested between social capital and rural/urban residence status for each outcome by country. Linear and logistic regression models were run separately for both countries and each outcome. Results Those with low social capital in the emerging economy of Ghana were more likely to have hypertension based on measurement (OR=1.35, 95% CI=1.18,1.55), but the relationship with self-reported hypertension lost significance after adjustment. There was no significant relationship in the relationship between social capital and hypertension in the established economy of South Africa after adjustment. No significant interactions existed by rural/urban residence status in either country. Conclusion Low social capital was associated with worse hypertension outcomes, however, the relationship differed between South Africa and Ghana. Further investigation is needed to understand differences between and within countries to guide development of programs targeted at leveraging and promoting social capital as a positive component of overall health.https://doi.org/10.1186/s12889-022-13471-8Social capitalHypertensionCardiovascular diseaseNon-communicable diseaseGhanaSouth Africa
spellingShingle Vincent Renta
Rebekah J. Walker
Sneha Nagavally
Aprill Z. Dawson
Jennifer A. Campbell
Leonard E. Egede
Differences in the relationship between social capital and hypertension in emerging vs. established economies in Sub-Saharan Africa
BMC Public Health
Social capital
Hypertension
Cardiovascular disease
Non-communicable disease
Ghana
South Africa
title Differences in the relationship between social capital and hypertension in emerging vs. established economies in Sub-Saharan Africa
title_full Differences in the relationship between social capital and hypertension in emerging vs. established economies in Sub-Saharan Africa
title_fullStr Differences in the relationship between social capital and hypertension in emerging vs. established economies in Sub-Saharan Africa
title_full_unstemmed Differences in the relationship between social capital and hypertension in emerging vs. established economies in Sub-Saharan Africa
title_short Differences in the relationship between social capital and hypertension in emerging vs. established economies in Sub-Saharan Africa
title_sort differences in the relationship between social capital and hypertension in emerging vs established economies in sub saharan africa
topic Social capital
Hypertension
Cardiovascular disease
Non-communicable disease
Ghana
South Africa
url https://doi.org/10.1186/s12889-022-13471-8
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