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Migration and hypertension in Dakar, Senegal
Priscilla Duboz1, Enguerran Macia, Nicole Chapuis-Lucciani
1UMR 7268 - Anthropologie bio-culturelle, Droit, Éthique and Santé, Université d'Aix-Marseille-EFS-CNRS, Faculté de Médecine Secteur Nord, CS80011 - Bat A, Bd Pierre Dramard, 13344 Marseille Cedex 15. prisciduboz@yahoo.fr
American Journal of Physical Anthropology
|September 15, 2012
Summary
Urban living in Dakar, Senegal, increases hypertension risk. Recent immigrants show lower blood pressure, suggesting lifestyle changes linked to longer city residence contribute to hypertension development.
Area of Science:
- Public Health
- Environmental Health
- Cardiovascular Epidemiology
Background:
- Hypertension is a significant global health issue, particularly in rapidly urbanizing areas.
- Understanding the environmental and social determinants of hypertension is crucial for targeted public health interventions.
Purpose of the Study:
- To investigate the association between length of residence in Dakar, Senegal, and the prevalence of hypertension.
- To identify social and environmental factors influencing blood pressure and hypertension risk in an urban African population.
Main Methods:
- Cross-sectional study of 568 adults (aged 20+) in Dakar, Senegal.
- Data collection included sociodemographic, anthropometric, and blood pressure measurements in 2009.
- Statistical analysis to assess the relationship between length of residence and hypertension risk.
Main Results:
- Overall hypertension prevalence was 27.1%.
- Hypertension risk was significantly lower for individuals residing in Dakar for less than 10 years (OR = 0.25, P = 0.003).
- Age and body mass index were also significant correlates of blood pressure and hypertension.
Conclusions:
- Prolonged exposure to the urban environment in Dakar is associated with increased hypertension risk.
- Lifestyle modifications accompanying longer urban residence appear to be a key factor.
- Public health strategies should address environmental influences on hypertension in urbanizing populations.
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