Evidence map›Paper›PMID 26715537›Full record

ArticleBMC public health2015

The impact of the combination of income and education on the incidence of coronary heart disease in the prospective Reasons for Geographic and Racial Differences in Stroke (REGARDS) cohort study.

Marquita W Lewis, Yulia Khodneva, Nicole Redmond, Raegan W Durant, Suzanne E Judd, Larrell L Wilkinson, Virginia J Howard, Monika M Safford

Abstract read
In one paragraph

Article in BMC public health, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. State-Level Structural Racism and Incident Coronary Heart Disease.Journal of the American Heart Association · 2026
    Article
  3. Article
  4. Social determinants of health and health outcomes in older cancer survivors.Current opinion in supportive and palliative care · 2025
    Review
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  14. Observational
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Marquita W LewisDepartment of Human Studies, School of Education, College of Arts and Sciences, University of Alabama at Birmingham, 901 13th Street South, Birmingham, AL, 35294-1250, USA. mwl3099@uab.edu.
Yulia KhodnevaDepartment of Medicine, School of Medicine, University of Alabama at Birmingham, 1720 2nd Ave South, Birmingham, AL, 35294-4410, USA. khodneva@uab.edu.
Nicole RedmondDepartment of Medicine, School of Medicine, University of Alabama at Birmingham, 1720 2nd Ave South, Birmingham, AL, 35294-4410, USA. nredmond@uabmc.edu.
Raegan W DurantDepartment of Medicine, School of Medicine, University of Alabama at Birmingham, 1720 2nd Ave South, Birmingham, AL, 35294-4410, USA. rdurant@uabmc.edu.
Suzanne E JuddDepartment of Biostatistics, School of Public Health, University of Alabama at Birmingham, 1665 University Boulevard, Birmingham, AL, 35294-0022, USA. sejudd@uab.edu.
Larrell L WilkinsonDepartment of Human Studies, School of Education, College of Arts and Sciences, University of Alabama at Birmingham, 901 13th Street South, Birmingham, AL, 35294-1250, USA. larrellw@uab.edu.
Virginia J HowardDepartment of Epidemiology, School of Public Health, University of Alabama at Birmingham, 1665 University Boulevard, Birmingham, AL, 35294-0022, USA. vjhoward@uab.edu.
Monika M SaffordDepartment of Medicine, School of Medicine, University of Alabama at Birmingham, 1720 2nd Ave South, Birmingham, AL, 35294-4410, USA. msafford@uabmc.edu.

Funding

VCID and Stroke in a Bi-racial National CohortU01NS041588 · NINDS · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI CUSHMAN, MARY, HOWARD, GEORGE · 2002 to 2022
$96.0M
REGARDS - MI StudyR01HL080477 · NHLBI · WEILL MEDICAL COLL OF CORNELL UNIV · PI LEVITAN, EMILY B, SAFFORD, MONIKA M · 2006 to 2020
$11.6M
UAB K12 in Patient Centered Outcomes ResearchK12HS023009 · AHRQ · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI SAAG, KENNETH G · 2014 to 2018
$4.0M
Building Capacity for Cardiometabolic Outcomes ResearchK24HL111154 · NHLBI · WEILL MEDICAL COLL OF CORNELL UNIV · PI SAFFORD, MONIKA M · 2012 to 2015
$556k
AHRQ HHS K12 HS023009NHLBI NIH HHS K24 HL111154NHLBI NIH HHS R01 HL080477NHLBI NIH HHS R01 HL080477-06NINDS NIH HHS U01 NS041588NINDS NIH HHS U01NS041588
6 · The paper itself

Abstract

backgroundWe investigated the association between income-education groups and incident coronary heart disease (CHD) in a national prospective cohort study.

methodsThe REasons for Geographic And Racial Differences in Stroke study recruited 30,239 black and white community-dwelling adults between 2003 and 2007 and collected participant-reported and in-home physiologic variables at baseline, with expert adjudicated CHD endpoints during follow-up. Mutually exclusive income-education groups were: low income (annual household income <$35,000)/low education (< high school), low income/high education, high income/low education, and high income/high education. Cox models estimated hazard ratios (HR) for incident CHD for each exposure group, examining differences by age group.

resultsAt baseline, 24,461 participants free of CHD experienced 809 incident CHD events through December 31, 2011 (median follow-up 6.0 years; interquartile range 4.5-7.3 years). Those with low income/low education had the highest incidence of CHD (10.1 [95% CI 8.4-12.1]/1000 person-years). After full adjustment, those with low income/low education had higher risk of incident CHD (HR 1.42 [95% CI: 1.14-1.76]) than those with high income/high education, but findings varied by age. Among those aged <65 years, compared with those reporting high income/high education, risk of incident CHD was significantly higher for those reporting low income/low education and low income/high education (adjusted HR 2.07 [95% CI 1.42-3.01] and 1.69 [95% CI 1.30-2.20], respectively). Those aged ≥ 65 years, risk of incident CHD was similar across income-education groups after full adjustment.

conclusionFor younger individuals, low income, regardless of education, was associated with higher risk of CHD, but not observed for ≥ 65 years. Findings suggest that for younger participants, education attainment may not overcome the disadvantage conferred by low income in terms of CHD risk, whereas among those ≥ 65 years, the independent effects of income and education are less pronounced.

Indexed as

IncomeAgedAge DistributionBlack PeopleCoronary Artery DiseaseFemaleHumansIncidenceMaleMiddle AgedPovertyProportional Hazards ModelsProspective StudiesRiskSex DistributionSocioeconomic Factors

Identifiers

PMID26715537
PMCPMC4696109

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.