Evidence map›Paper›PMID 25890663›Full record

ArticleThe Annals of thoracic surgery2015

Effects of Delayed Surgical Resection on Short-Term and Long-Term Outcomes in Clinical Stage I Non-Small Cell Lung Cancer.

Pamela Samson, Aalok Patel, Tasha Garrett, Traves Crabtree, Daniel Kreisel, A Sasha Krupnick, G Alexander Patterson, Stephen Broderick, Bryan F Meyers, Varun Puri

Abstract read
In one paragraph

Article in The Annals of thoracic surgery, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 116 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
116citing papers in PubMed, 4 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

116 citing papers in PubMed, 4 syntheses or guidelines pooled it.

  1. Pooled it
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  3. Pooled it
  4. Guideline
  5. Effect of an Antiracism Intervention on Racial Disparities in Time to Lung Cancer Surgery.Journal of clinical oncology : official journal of the American Society of Clinical Oncology · 2022
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56 more citing papers are in PubMed but not listed here.

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

10 authors.

Pamela SamsonDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
Aalok PatelDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
Tasha GarrettDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
Traves CrabtreeDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
Daniel KreiselDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
A Sasha KrupnickDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
G Alexander PattersonDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
Stephen BroderickDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
Bryan F MeyersDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri.
Varun PuriDivision of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, Missouri. Electronic address: puriv@wudosis.wustl.edu.

Funding

SURGICAL ONCOLOGY TRAINING GRANTT32CA009621 · NCI · WASHINGTON UNIVERSITY · PI TIMOTHY J. EBERLEIN, William E. Gillanders · 1988 to 2026
$12.9M
Washington University Paul Calabresi K12 Career Development Award for Clinical OncologyK12CA167540 · NCI · WASHINGTON UNIVERSITY · PI John F. Dipersio, Ramaswamy Govindan · 2012 to 2026
$11.7M
BASIC SCIENCE RESEARCH TRAINING: CARDIOPULMONARY SURGERYT32HL007776 · NHLBI · WASHINGTON UNIVERSITY · PI DAMIANO, RALPH J · 1994 to 2020
$4.6M
Washington University Institute of Clinical and Translational SciencesTL1TR000449 · NCATS · WASHINGTON UNIVERSITY · PI EVANOFF, BRADLEY A · 2012 to 2016
$2.5M
PREDICTIVE MODELING IN LUNG CANCERK07CA178120 · NCI · WASHINGTON UNIVERSITY · PI PURI, VARUN · 2013 to 2017
$789k
NCATS NIH HHS TL1 TR000449NCI NIH HHS K07 CA178120NCI NIH HHS K07CA178120NCI NIH HHS K12 CA167540NCI NIH HHS K12CA167540-02NCI NIH HHS T32 CA009621NCI NIH HHS T32CA009621-25NHLBI NIH HHS T32 HL007776
6 · The paper itself

Abstract

backgroundConflicting evidence currently exists regarding the causes and effects of delay of care in non-small cell lung cancer (NSCLC). We hypothesized that delayed surgery in early-stage NSCLC is associated with worse short-term and long-term outcomes.

methodsTreatment data of clinical stage I NSCLC patients undergoing surgical resection were obtained from the National Cancer Data Base (NCDB). Treatment delay was defined as resection 8 weeks or more after diagnosis. Propensity score matching for patient and tumor characteristics was performed to create comparable groups of patients receiving early (less than 8 weeks from diagnosis) and delayed surgery. Multivariable regression models were fitted to evaluate variables influencing delay of surgery.

resultsFrom 1998 to 2010, 39,995 patients with clinical stage I NSCLC received early surgery, while 15,658 patients received delayed surgery. Of these, 27,022 propensity-matched patients were identified. Those with a delay in care were more likely to be pathologically upstaged (18.3% stage 2 or higher versus 16.6%, p < 0.001), have an increased 30-day mortality (2.9% vs 2.4%, p = 0.01), and have decreased median survival (57.7 ± 1.0 months versus 69.2 ± 1.3 months, p < 0.001). Delay in surgery was associated with increasing age, non-white race, treatment at an academic center, urban location, income less than $35,000, and increasing Charlson comorbidity score (p < 0.0001 for all). Delayed patients were more likely to receive a sublobar resection (17.2% vs 13.1%, p < 0.001).

conclusionsPatients receiving delayed resection for clinical stage I NSCLC have higher comorbidity scores that may affect ability to perform lobectomy and result in higher perioperative mortality. However, delay in resection is independently associated with increased rates of upstaging and decreased median survival. Strategies to minimize delay while medically optimizing higher risk patients are needed.

Indexed as

Neoplasm StagingAgedCarcinoma, Non-Small-Cell LungFemaleFollow-Up StudiesHumansLung NeoplasmsMaleMissouriPneumonectomyPropensity ScoreRetrospective StudiesRisk FactorsSurvival RateTime FactorsTreatment Outcome

Identifiers

PMID25890663
PMCPMC4458152

What OpenQuestion holds

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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.