Evidence map›Paper›PMID 33242599›Full record

ArticleJournal of the American College of Surgeons2021

Association Between Medicaid Expansion and Diagnosis and Management of Colon Cancer.

Richard S Hoehn, Caroline J Rieser, Heather Phelos, Lindsay M Sabik, Ibrahim Nassour, Alessandro Paniccia, Amer H Zureikat, Samer T Tohme

Abstract read
In one paragraph

Article in Journal of the American College of Surgeons, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing 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

34 citing papers in PubMed.

  1. Article
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  4. Medicaid expansion and overall mortality among women with cervical cancer.International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics · 2026
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  19. [Socioeconomic status and cecal adenocarcinoma mortality risk: an American population-based analysis].Nan fang yi ke da xue xue bao = Journal of Southern Medical University · 2023
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors.

Richard S HoehnDepartment of Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA. Electronic address: rshoehn@gmail.com.
Caroline J RieserDepartment of Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA.
Heather PhelosDepartment of Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA.
Lindsay M SabikDepartment of Health Policy and Management, University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA.
Ibrahim NassourDepartment of Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA.
Alessandro PanicciaDepartment of Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA.
Amer H ZureikatDepartment of Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA.
Samer T TohmeDepartment of Surgery, University of Pittsburgh Medical Center, Pittsburgh, PA.

Funding

Postdoctoral Research Training in Biotherapy of CancerT32CA113263 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Udai S Kammula · 2006 to 2026
$3.6M
NCI NIH HHS T32 CA113263
6 · The paper itself

Abstract

backgroundThe Affordable Care Act facilitated improved insurance coverage for states that expanded Medicaid coverage, but the impact on cancer outcomes is unclear. This study compared changes in the diagnosis and management of colon cancer in states that did and did not participate in Medicaid expansion. STUDY

designUsing a quasi-experimental difference-in-differences (DID) approach, we analyzed Medicaid and uninsured patients in the National Cancer Data Base during 2 time periods: pre (2011-2012) and post expansion (2015-2016). Patients in non-expansion states were compared with those in January 2014 expansion states with regard to changes in patient and facility characteristics, cancer staging, treatment decisions, and surgical outcomes.

resultsAlong with increased Medicaid coverage (DID = 20.27; p < 0.001), patients in expansion states had an increase in stage I diagnoses (DID = 2.97; p = 0.035), distance traveled (miles, DID = 6.67; p = 0.005), and treatment at integrated network programs (DID = 2.67; p = 0.045). More early-stage patients were treated within 30 days (DID = 7.24; p = 0.035) and more stage IV patients received palliative care (DID = 5.01; p = 0.048). Among surgical patients, Medicaid expansion correlated with fewer urgent cases (< 7 days, DID = -5.88; p = 0.008) and more minimally invasive surgery (DID = 5.00; p = 0.022). There were no observed differences in postoperative outcomes or adjuvant chemotherapy.

conclusionsMedicaid expansion correlated with earlier diagnosis, enhanced access, and improved surgical care for colon cancer patients. These findings highlight the importance of improving health insurance coverage and can help guide future policy efforts.

Indexed as

Accountable Care OrganizationsAdultChemotherapy, AdjuvantColonic NeoplasmsEarly Detection of CancerFemaleHealth PolicyHealth Services AccessibilityHumansMaleMedicaidMedically UninsuredMiddle AgedNeoplasm MetastasisNeoplasm StagingPalliative Care

Identifiers

PMID33242599
PMCPMC7895308

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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.