Evidence map›Paper›PMID 31377203›Full record

ArticleJournal of surgical education

Impact of Resident and Fellow Participation on Surgical Outcomes in Breast Conserving Surgery for Invasive Breast Cancer.

Marissa K Srour, Nicholas Manguso, James Mirocha, Alice Chung, Armando E Giuliano, Farin Amersi

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Article in Journal of surgical education. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Marissa K SrourDepartment of Surgery, Cedars-Sinai Medical Center, Los Angeles, California.
Nicholas MangusoDepartment of Surgery, Cedars-Sinai Medical Center, Los Angeles, California.
James MirochaResearch Institute, Clinical and Translational Science Institute (CTSI), Cedars-Sinai Medical Center, Los Angeles, California.
Alice ChungDepartment of Surgery, Cedars-Sinai Medical Center, Los Angeles, California.
Armando E GiulianoDepartment of Surgery, Cedars-Sinai Medical Center, Los Angeles, California.
Farin AmersiDepartment of Surgery, Cedars-Sinai Medical Center, Los Angeles, California. Electronic address: farin.amersi@cshs.org.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveFew studies examine the impact of surgical trainee involvement on tumor-free margins in breast conserving surgery (BCS). Our objective was to investigate the impact of resident and fellow involvement on positive margins rates following BCS for invasive breast cancer (BC).

designWe identified female patients who had BCS for BC between January 2005 to December 2015.

settingTertiary care hospital.

participantsAround 1089 patients were identified from a prospectively maintained database.

resultsOf 1089 patients, mean age was 63 (range 43-99) years. Around 768 patients (70.1%) required preoperative localization, and 328 patients (29.9%) had a palpable cancer. Nonpalpable cancers had a smaller volume of specimen tissue excised (p = 0.0005) compared to palpable cancers, and no significant difference was observed in the positive margin rate between the nonpalpable group compared to the palpable group (24.7% nonpalpable vs. 25.3% palpable, p = 0.88). Nonpalpable cancer positive margin rates were 23.9% (n = 102/427) for cases performed by an attending surgeon, 25.0% (n = 15/60) with a junior resident (PGY 2-3), 28.6% (n = 8/28) with a senior resident (PGY 4-5), and 25.7% (n = 65/253) with a fellow, which were not statistically significant (p = 0.89). Palpable cancer positive margin rates were 27.6% (n = 47/170) for cases performed by an attending, 13.9% (n = 5/36) with an intern (PGY-1), 40.9% (n = 9/22) with a junior resident, 0% (n = 0/8) with a senior resident, and 23.9% (n = 22/92) with a fellow, which were also not significantly different (p = 0.07).

conclusionResident and fellow participation in BCS for BC does not appear to impact the rate of positive margins.

Indexed as

Breast NeoplasmsMastectomy, SegmentalAdultAgedAged, 80 and overFemaleHumansMiddle AgedRetrospective StudiesTreatment OutcomeBreast conserving surgeryMedical KnowledgePatient CarePositive margin ratesPractice-Based Learning and ImprovementResident educationSurgical trainee

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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.