Evidence map›Paper›PMID 8616345›Full record

ArticleBMJ (Clinical research ed.)1996

Income distribution and mortality: cross sectional ecological study of the Robin Hood index in the United States.

B P Kennedy, I Kawachi, D Prothrow-Stith

Erratum issuedAbstract read
In one paragraph

Article in BMJ (Clinical research ed.), 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 172 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
172citing papers in PubMed, 3 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

172 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  8. Review
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  12. Challenges in Evaluating a Community-Level Intervention to Address Root Causes of Youth Violence.Prevention science : the official journal of the Society for Prevention Research · 2024
    Article
  13. Article
  14. Article
  15. Ecological and individualistic fallacies in health disparities research.Journal of the National Cancer Institute · 2023
    Article
  16. Article
  17. Article
  18. Article
  19. Observational
  20. Neighbourhood Income Inequality and General Psychopathology at 3-Years of Age.Journal of the Canadian Academy of Child and Adolescent Psychiatry = Journal de l'Academie canadienne de psychiatrie de l'enfant et de l'adolescent · 2022
    Article

112 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

B P KennedyDepartment of Health Policy and Management, Harvard School of Public Health, Boston, MA 02115, USA.
I Kawachi
D Prothrow-Stith

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo determine the effect of income inequality as measured by the Robin Hood index and the Gini coefficient on all cause and cause specific mortality in the United States.

designCross sectional ecological study.

settingHouseholds in the United States.

main outcome measuresDisease specific mortality, income, household size, poverty, and smoking rates for each state.

resultsThe Robin Hood index was positively correlated with total mortality adjusted for age (r = 0.54; P < 0.05). This association remained after adjustment for poverty (P < 0.007), where each percentage increase in the index was associated with' an increase in the total mortality of 21.68 deaths per 100,000. Effects of the index were also found for infant mortality (P = 0.013); coronary heart disease (P = 0.004); malignant neoplasms (P = 0.023); and homicide (P < 0.001). Strong associations were also found between the index and causes of death amenable to medical intervention. The Gini coefficient showed very little correlation with any of the causes of death.

conclusionVariations between states in the inequality of income were associated with increased mortality from several causes. The size of the gap between the wealthy and less well off--as distinct from the absolute standard of living enjoyed by the poor--seems to matter in its own right. The findings suggest that policies that deal with the growing inequities in income distribution may have an important impact on the health of the population.

Indexed as

Health Status IndicatorsMortalityAdultAgedCause of DeathCross-Sectional StudiesFamily CharacteristicsHumansIncomeMiddle AgedPovertyRegression AnalysisSmokingUnited States

Identifiers

PMID8616345
PMCPMC2350807

What OpenQuestion holds

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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.