Evidence map›Paper›PMID 20026629›Full record

ArticleCMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne2010

Income-related differences in mortality among people with diabetes mellitus.

Lorraine L Lipscombe, Peter C Austin, Douglas G Manuel, Baiju R Shah, Janet E Hux, Gillian L Booth

Open access · goldAbstract read
In one paragraph

Article in CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 2 pooled it
2.0field-weighted citation impact, top 13% of its field
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

27 citing papers in PubMed, 2 syntheses or guidelines pooled it, 62 citations in OpenAlex.

  1. Pooled it
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  7. CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne · 2023
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  8. Preventive care recommendations to promote health equity.CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne · 2023
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  20. The social determinants of health for people with type 1 diabetes that progress to end-stage renal disease.Health expectations : an international journal of public participation in health care and health policy · 2015
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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

6 authors at 2 institutions in 1 country.

Lorraine L LipscombeInstitute for Clinical Evaluative Sciences, Toronto, Ont. orraine.lipscombe@wchospital.ca
Peter C Austin
Douglas G Manuel
Baiju R Shah
Janet E Hux
Gillian L Booth
Institute for Clinical Evaluative Sciences · CAWomen's College Hospital · CA

Funding

Canadian Institutes of Health Research
6 · The paper itself

Abstract

backgroundMortality has declined substantially among people with diabetes mellitus over the last decade. Whether all income groups have benefited equally, however, is unclear. We examined the impact of income on mortality trends among people with diabetes.

methodsIn this population-based, retrospective cohort study, we compared changes in mortality from Apr. 1, 1994, to Mar. 31, 2005, by neighbourhood income strata among people with diabetes aged 30 years or more in the province of Ontario, Canada.

resultsOverall, the annual age- and sex-adjusted mortality declined, from 4.05% in 1994/95 (95% confidence interval [CI] 3.98%-4.11%) to 2.69% in 2005/06 (95% CI 2.66%-2.73%). The decrease was significantly greater in the highest income group (by 36%) than in the lowest income group (by 31%; p < 0.001). This trend was most pronounced in the younger group (age 30-64 years): the mortality rate ratio widened by more than 40% between the lowest and highest income groups, from 1.12 to 1.59 among women and from 1.14 to 1.60 among men. Income had a much smaller effect on mortality trends in the older group, whose drug costs are subsidized: the income-related difference rose by only 0.9% over the study period.

interpretationMortality declined overall among people with diabetes from 1994 to 2005; however, the decrease was substantially greater in the highest income group than in the lowest, particularly among those aged 30-64 years. These findings illustrate the increasing impact of income on the health of people with diabetes even in a publicly funded health care setting. Further studies are needed to explore factors responsible for these income-related differences in mortality.

Indexed as

Health Status DisparitiesIncomeAdultAgedAge DistributionCohort StudiesDiabetes MellitusFemaleHumansMaleMiddle AgedOntarioPoisson DistributionRetrospective StudiesSex DistributionSocial Class

Identifiers

PMID20026629
PMCPMC2802626
OpenAlexW2001768125

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.