Evidence map›Paper›PMID 30798793›Full record

ArticleAnnals of emergency medicine2019

Disparities in Emergency Department Visits Among Collocated Racial/Ethnic Medicare Enrollees.

Amresh D Hanchate, K Sophia Dyer, Michael K Paasche-Orlow, Souvik Banerjee, William E Baker, Mengyun Lin, Wen Dao Xue, James Feldman

Registry-linked trialAbstract read
In one paragraph

Article in Annals of emergency medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05738031 (Investigating Incidental Pulmonary Nodules in Underserved Communities), which is not on this map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
0.8field-weighted citation impact, top 24% 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.

NCT05738031 withdrawnnot on this mapstarted 2023, after this paper: background citation

Investigating Incidental Pulmonary Nodules in Underserved Communities

TypeobservationalSponsorMontefiore Medical CenterRan2023 to 2025Enrolled0ConditionsLung, Node
3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 26 citations in OpenAlex.

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  14. Effects of Part D Star Ratings on racial and ethnic disparities in health care costs.Exploratory research in clinical and social pharmacy · 2023
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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 at 1 institution in 1 country.

Amresh D HanchateSection of General Internal Medicine, Boston University School of Medicine, Boston, MA. Electronic address: hanchate@bu.edu.
K Sophia DyerDepartment of Emergency Medicine, Boston University School of Medicine, Boston, MA; Boston Medical Center, Boston, MA; Boston EMS, City of Boston, Boston, MA.
Michael K Paasche-OrlowSection of General Internal Medicine, Boston University School of Medicine, Boston, MA; Boston Medical Center, Boston, MA.
Souvik BanerjeeSection of General Internal Medicine, Boston University School of Medicine, Boston, MA.
William E BakerDepartment of Emergency Medicine, Boston University School of Medicine, Boston, MA; Boston Medical Center, Boston, MA.
Mengyun LinSection of General Internal Medicine, Boston University School of Medicine, Boston, MA.
Wen Dao XueSection of General Internal Medicine, Boston University School of Medicine, Boston, MA.
James FeldmanDepartment of Emergency Medicine, Boston University School of Medicine, Boston, MA; Boston Medical Center, Boston, MA.
Boston University · US

Funding

Training in Health Services Research for Vulnerable PopulationsT32HS022242 · AHRQ · BOSTON MEDICAL CENTER · PI LAROCHELLE, MARC · 2013 to 2024
$4.1M
National Estimates for Inpatient Care, Outcomes & Hospital Effect among HispanicsR01MD007705 · NIMHD · BOSTON MEDICAL CENTER · PI HANCHATE, AMRESH D · 2013 to 2017
$2.2M
Racial and Ethnic Health Disparities Due to Ambulance DiversionR01HL127212 · NHLBI · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI FELDMAN, JAMES ALAN, HANCHATE, AMRESH D · 2016 to 2019
$2.0M
AHRQ HHS T32 HS022242NHLBI NIH HHS R01 HL127212NIMHD NIH HHS R01 MD007705
6 · The paper itself

Abstract

STUDY

objectiveWe estimate emergency department (ED) use differences across Medicare enrollees of different race/ethnicity who are residing in the same zip codes.

methodsIn this retrospective cohort study, we stratified all Medicare fee-for-service beneficiaries aged 66 years and older (2006 to 2012) by residence zip code and identified zip codes with racial/ethnic diversity, defined as containing at least 1 enrollee from each of 3 racial/ethnic groups: Hispanics, (non-Hispanic) blacks, and (non-Hispanic) whites. Our primary study population consisted of a stratified random sample of approximately equal number of each racial/ethnic group from each zip code with racial/ethnic diversity (N=1,563,631). We identified ED visits, comorbidities, primary-care-treatable status, and patient disposition. We characterized socioeconomic status by zip code poverty rate. The main outcome measure was the ratio of ED visit rate (number of visits/100 person-years) between each minority group and whites.

resultsOf 38,423 zip codes nationally, 41% met the racial/ethnic diversity criterion; these zip codes contained 85% of the Medicare fee-for-service beneficiaries. Among enrollees from zip codes with racial/ethnic diversity, the ED visit rate among whites was 45.4 (95% confidence interval 45.1 to 45.6), and the ED visit rate ratio was 1.34 (95% confidence interval 1.33 to 1.36) among blacks and 1.23 (95% confidence interval 1.22 to 1.24) among Hispanics. ED visit rate ratios for both minority groups were greater than 1.00 among all subgroups by age, comorbidity, zip code poverty rate, urban/rural area, and primary-care-treatable and disposition status.

conclusionAmong Medicare enrollees, blacks and Hispanics had higher ED use rates than whites overall and among subgroups by demographics and socioeconomic status.

Indexed as

Health Status DisparitiesAgedAged, 80 and overBlack or African AmericanChronic DiseaseEmergency Service, HospitalFemaleHealth Services AccessibilityHispanic or LatinoHumansMaleMedicarePovertyRetrospective StudiesUnited StatesWhite People

Identifiers

PMID30798793
PMCPMC13380822
OpenAlexW2898278943

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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.