Evidence map›Paper›PMID 16107622›Full record

ArticleThe New England journal of medicine2005

Trends in the quality of care and racial disparities in Medicare managed care.

Amal N Trivedi, Alan M Zaslavsky, Eric C Schneider, John Z Ayanian

Registry-linked trialAbstract readComparative Study
PubMed Publisher
In one paragraph

Article in The New England journal of medicine, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01156610 (Tobacco Treatment Outreach to Reduce Disparities for Primary Care Populations), which is not on this map. Cited by 155 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
155citing papers in PubMed, 4 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.

NCT01156610 nacompletednot on this mapstarted 2011, after this paper: background citation

Tobacco Treatment Outreach to Reduce Disparities for Primary Care Populations

TypeinterventionalSponsorBrigham and Women's HospitalRan2011 to 2014Enrolled706ConditionsSmoking, Smoking CessationArmsTobacco Treatment
3 · Its place in the literature

Who cites it

155 citing papers in PubMed, 4 syntheses or guidelines pooled it.

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  17. Health Disparities in Autosomal Dominant Polycystic Kidney Disease (ADPKD) in the United States.Clinical journal of the American Society of Nephrology : CJASN · 2022
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95 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Amal N TrivediDivision of General Medicine and Primary Care, Department of Medicine, Brigham and Women's Hospital, Boston, USA.
Alan M Zaslavsky
Eric C Schneider
John Z Ayanian

Funding

STRUCTURING MARKETS AND COMPETITION IN HEALTH CAREP01HS010803 · AHRQ · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI NEWHOUSE, JOSEPH PAUL · 2000 to 2004
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AHRQ HHS P01-HS10803PHS HHS 5 T32 HP11001-15
6 · The paper itself

Abstract

backgroundSince 1997, all managed-care plans administered by Medicare have reported on quality-of-care measures from the Health Plan Employer Data and Information Set (HEDIS). Studies of early data found that blacks received care that was of lower quality than that received by whites. In this study, we assessed changes over time in the overall quality of care and in the magnitude of racial disparities in nine measures of clinical performance.

methodsIn order to compare the quality of care for elderly white and black beneficiaries enrolled in Medicare managed-care plans who were eligible for at least one of nine HEDIS measures, we analyzed 1.8 million individual-level observations from 183 health plans from 1997 to 2003. For each measure, we assessed whether the magnitude of the racial disparity had changed over time with the use of multivariable models that adjusted for the age, sex, health plan, Medicaid eligibility, and socioeconomic position of beneficiaries on the basis of their area of residence.

resultsDuring the seven-year study period, clinical performance improved on all measures for both white enrollees and black enrollees (P<0.001). The gap between white beneficiaries and black beneficiaries narrowed for seven HEDIS measures (P<0.01). However, racial disparities did not decrease for glucose control among patients with diabetes (increasing from 4 percent to 7 percent, P<0.001) or for cholesterol control among patients with cardiovascular disorders (increasing from 14 percent to 17 percent; change not significant, P=0.72).

conclusionsThe measured quality of care for elderly Medicare beneficiaries in managed-care plans improved substantially from 1997 to 2003. Racial disparities declined for most, but not all, HEDIS measures we studied. Future research should examine factors that contributed to the narrowing of racial disparities on some measures and focus on interventions to eliminate persistent disparities in the quality of care.

Indexed as

AgedBlack or African AmericanBlack PeopleBreast NeoplasmsDiabetes MellitusFemaleHealth Services AccessibilityHumansLinear ModelsMaleManaged Care ProgramsMedicareMyocardial InfarctionOutcome and Process Assessment, Health CareQuality Indicators, Health CareQuality of Health CareEmpirical ApproachHealth Care and Public Health

Identifiers

PMID16107622

What OpenQuestion holds

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Registered trials

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.