Neighborhood Disadvantage and Cumulative Biological Risk Among a Socioeconomically Diverse Sample of African American Adults: An Examination in the Jackson Heart Study
Sharrelle Barber, DeMarc A. Hickson, Ichiro Kawachi, S. V. Subramanian and Felton Earls
Journal of racial and ethnic health disparities, v 3(3), pp 444-456
Article Epidemiology General Medicine Medicine & Public Health Quality of Life Research Social Inequality Social Structure
Objectives
Neighborhoods characterized by disadvantage influence multiple risk factors for chronic disease and are considered potential drivers of racial and ethnic health inequities in the USA. The objective of the present study was to examine the relationship between neighborhood disadvantage and cumulative biological risk (CBR) and the extent to which the association differs by individual income and education among a large, socioeconomically diverse sample of African American adults.
Methods
Data from the baseline examination of the Jackson Heart Study (2000–2004) were used for the analyses. The sample consisted of African American adults ages 21–85 with complete, geocoded data on CBR biomarkers and behavioral covariates (
n
= 4410). Neighborhood disadvantage was measured using a composite score of socioeconomic indicators from the 2000 US Census. Eight biomarkers representing cardiovascular, metabolic, inflammatory, and neuroendocrine systems were used to create a CBR score. We fit two-level linear regression models with random intercepts and included cross-level interaction terms between neighborhood disadvantage and individual socioeconomic status (SES).
Results
Living in a disadvantaged neighborhood was associated with greater CBR after covariate adjustment (
B
= 0.18, standard error (SE) 0.07,
p
< 0.05). Interactions showed a weaker association for individuals with ≤high school education but were not statistically significant.
Conclusion
Disadvantaged neighborhoods contribute to poor health among African American adults via cumulative biological risk. Policies directly addressing the socioeconomic conditions of these environments should be considered as viable options to reduce disease risk in this group and mitigate racial/ethnic health inequities.
Neighborhood Disadvantage and Cumulative Biological Risk Among a Socioeconomically Diverse Sample of African American Adults: An Examination in the Jackson Heart Study
Creators
Sharrelle Barber - Drexel University
DeMarc A. Hickson - University of Mississippi Medical Center
Ichiro Kawachi - Harvard University
S. V. Subramanian - Harvard University
Felton Earls - Harvard University
Publication Details
Journal of racial and ethnic health disparities, v 3(3), pp 444-456
Publisher
Springer International Publishing
Resource Type
Journal article
Language
English
Academic Unit
Urban Health Collaborative
Web of Science ID
WOS:000388198900007
Scopus ID
2-s2.0-84995629809
Other Identifier
991019167839104721
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