Evidence map›Paper›PMID 39810913›Full record

ArticleNeurology. Clinical practice2025

Disparate Use of Diagnostic Modalities for Patients With Limited English Proficiency and Neurologic Disorders.

Altaf Saadi, Redwan Bin Abdul Baten, Margarita Alegría, David Himmelstein, Steffie Woolhandler

Abstract read
In one paragraph

Article in Neurology. Clinical practice, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

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

3 citing papers in PubMed.

  1. Article
  2. Article
  3. Health disparities in neurology.Nature reviews. Neurology · 2025
    Review
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

5 authors.

Altaf SaadiDepartment of Neurology (AS), Massachusetts General Hospital, Harvard Medical School, Boston; Department of Public Health Sciences (RBAB), University of North Carolina at Charlotte; Disparities Research Unit, Department of Medicine, Massachusetts General Hospital; Department of Psychiatry, Harvard Medical School; Harvard Medical School (DH, SW), Boston; and City University of New York at Hunter College (DH, SW).ORCID https://orcid.org/0000-0001-7522-6942
Redwan Bin Abdul BatenDepartment of Neurology (AS), Massachusetts General Hospital, Harvard Medical School, Boston; Department of Public Health Sciences (RBAB), University of North Carolina at Charlotte; Disparities Research Unit, Department of Medicine, Massachusetts General Hospital; Department of Psychiatry, Harvard Medical School; Harvard Medical School (DH, SW), Boston; and City University of New York at Hunter College (DH, SW).ORCID https://orcid.org/0000-0002-5591-3494
Margarita AlegríaDepartment of Neurology (AS), Massachusetts General Hospital, Harvard Medical School, Boston; Department of Public Health Sciences (RBAB), University of North Carolina at Charlotte; Disparities Research Unit, Department of Medicine, Massachusetts General Hospital; Department of Psychiatry, Harvard Medical School; Harvard Medical School (DH, SW), Boston; and City University of New York at Hunter College (DH, SW).ORCID https://orcid.org/0000-0003-2241-707X
David HimmelsteinDepartment of Neurology (AS), Massachusetts General Hospital, Harvard Medical School, Boston; Department of Public Health Sciences (RBAB), University of North Carolina at Charlotte; Disparities Research Unit, Department of Medicine, Massachusetts General Hospital; Department of Psychiatry, Harvard Medical School; Harvard Medical School (DH, SW), Boston; and City University of New York at Hunter College (DH, SW).ORCID https://orcid.org/0000-0002-2394-4915
Steffie WoolhandlerDepartment of Neurology (AS), Massachusetts General Hospital, Harvard Medical School, Boston; Department of Public Health Sciences (RBAB), University of North Carolina at Charlotte; Disparities Research Unit, Department of Medicine, Massachusetts General Hospital; Department of Psychiatry, Harvard Medical School; Harvard Medical School (DH, SW), Boston; and City University of New York at Hunter College (DH, SW).ORCID https://orcid.org/0000-0002-8965-1058

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background and Objectives: Limited English proficiency (LEP) impairs health access-including outpatient specialty care-and quality care, i.e., inappropriate use of diagnostic tests. At least in some cases, studies have suggested that clinicians may substitute testing for time-consuming clinical evaluation involving medical interpreters. This study (1) examines disparities in receipt of diagnostic testing among patients with LEP and neurologic illness, in both the ambulatory and emergency department (ED) settings, including (2) whether better patient-provider communication is associated with reduced testing disparities and (3) how testing disparities vary according to insurance. Methods: We analyzed nationally representative data from the 2003-2018 Medical Expenditure Panel Survey and identified adults with neurologic illness using diagnostic codes. To assess the association between LEP status and diagnostic testing (CT/MRI, laboratory tests, and any diagnostic tests), we estimated logistic regression models that included year-fixed effects. We constructed separate models for ambulatory and ED settings, including models with a patient-provider communication measure to see how that influenced the LEP-diagnostic testing association. Finally, we conducted stratified analyses by sources of health insurance. Results: LEP status was associated with greater receipt of laboratory tests (OR = 1.46, Discussion: In this nationwide study of patients with neurologic illness, we observed both greater and less use of diagnostic tests for patients with LEP and neurologic illness. The greater use of laboratory tests may reflect the overuse of easily obtainable tests for patients with LEP. Conversely, the less use of CT/MRI may be due to time and transportation challenges in scheduling follow-up visits, alongside other barriers to patient follow-up. The population of patients with LEP is growing, making it critical to study not only disparities in their care but also nuances and determinants of these disparities beyond patient-provider communication and across clinical settings.

Identifiers

PMID39810913
PMCPMC11727602

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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.