Evidence map›Paper›PMID 30937888›Full record

ArticleHealth services research2019

Change in geographic access to community health centers after Health Center Program expansion.

Leigh Evans, Martin P Charns, Howard J Cabral, M Patricia Fabian

Abstract read
In one paragraph

Article in Health services research, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed, 1 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

7 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Concept Analysis and Proposed Definition ofJournal of primary care & community health
    Pooled it
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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

4 authors.

Leigh EvansDivision of Health and Environment, Abt Associates, Inc., Cambridge, Massachusetts.ORCID 0000-0001-5922-4381
Martin P CharnsDepartment of Health Law, Policy, and Management, Boston University School of Public Health, Boston, Massachusetts.
Howard J CabralDepartment of Biostatistics, Boston University School of Public Health, Boston, Massachusetts.
M Patricia FabianDepartment of Environmental Health, Boston University School of Public Health, Boston, Massachusetts.

Funding

Project 3: Cumulative Risk and Geospatial Health Disparities Related to Chemical and Non-Chemical Stressor ExposuresP50MD010428 · NIMHD · HARVARD SCHOOL OF PUBLIC HEALTH · PI LADEN, FRANCINE, LEVY, JONATHAN I · 2015 to 2020
$4.0M
NIMHD NIH HHS P50 MD010428
6 · The paper itself

Abstract

objectiveTo examine geographic access to community health centers (CHC accessibility) before and after Health Center Program expansion in three Southern states. DATA SOURCES: Community health center data were from the Health Resources and Services Administration (1967-2016). Population estimates and sociodemographic characteristics were from the American Community Survey (2006-2015). STUDY

designWe used the two-step floating catchment area method to calculate CHC accessibility for census tracts in 2008 and 2016. We mapped census tract-level variation and used spatial regression to assess to what extent indicators of potential CHC need were associated with change in accessibility from 2008 to 2016. PRINCIPAL

findingsCommunity health center accessibility increased by 192 percent overall, and the proportion of tracts with no accessibility decreased by 65 percent. Indicators of potential need were not associated with greater gains in CHC accessibility from 2008 to 2016, but census tracts with less accessibility at baseline saw larger accessibility increases.

conclusionsCommunity health center accessibility substantially increased from 2008 to 2016, but increases did not differentially impact groups with greater potential need. This approach for measuring CHC accessibility offers significant improvement in granularity over traditional CHC accessibility measures.

Indexed as

Catchment Area, HealthCommunity Health CentersHealth Care SurveysHealth Services AccessibilityHealth Services Needs and DemandHumansResidence CharacteristicsSocioeconomic FactorsSoutheastern United Statesaccess disparitiesaccessibilitycommunity health centersgeographic information systemsspatial analysis

Identifiers

PMID30937888
PMCPMC6606545

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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.