Evidence map›Paper›PMID 33074904›Full record

ArticleAnnals of surgery2020

Stereotactic Body Radiotherapy Versus Delayed Surgery for Early-stage Non-small-cell Lung Cancer.

Nicholas R Mayne, Belle K Lin, Alice J Darling, Vignesh Raman, Deven C Patel, Douglas Z Liou, Thomas A D'Amico, Chi-Fu Jeffrey Yang

Open access · greenAbstract readComparative Study
In one paragraph

Article in Annals of surgery, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
3.2field-weighted citation impact, top 6% of its field
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

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 33 citations in OpenAlex.

  1. Pooled it
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  7. Nursing Care for Metastatic Bone Cancer: Trends for the Future.International journal of environmental research and public health · 2023
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  17. Circular RNACell journal · 2021
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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

8 authors at 4 institutions in 1 country.

Nicholas R MayneDepartment of Surgery, Duke University, Durham, North Carolina.
Belle K LinUniversity of Arizona College of Medicine-Phoenix, Phoenix, Arizona.
Alice J DarlingDepartment of Surgery, Duke University, Durham, North Carolina.
Vignesh RamanDepartment of Surgery, Duke University, Durham, North Carolina.
Deven C PatelDepartment of Cardiothoracic Surgery, Stanford University, Stanford, California.
Douglas Z LiouDepartment of Cardiothoracic Surgery, Stanford University, Stanford, California.
Thomas A D'AmicoDepartment of Surgery, Duke University, Durham, North Carolina.
Chi-Fu Jeffrey YangDepartment of Surgery, Division of Thoracic Surgery, Massachusetts General Hospital, Boston, Massachusetts.
Duke University · USStanford University · USMassachusetts General Hospital · USUniversity of Arizona · US

Funding

Women's Cancer Research ProgramP30CA014236 · NCI · DUKE UNIVERSITY · PI DONNA NIEDZWIECKI · 1985 to 2026
$174.8M
NCI NIH HHS P30 CA014236
6 · The paper itself

Abstract

objectiveTo evaluate the overall survival of patients with operable stage IA non-small-cell lung cancer (NSCLC) who undergo "early" SBRT (within 0-30 days after diagnosis) versus "delayed" surgery (90-120 days after diagnosis). SUMMARY OF BACKGROUND DATA: During the COVID-19 pandemic, national guidelines have recommended patients with operable stage IA NSCLC to consider delaying surgery by at least 3 months or, alternatively, to undergo SBRT without delay. It is unknown which strategy is associated with better short- and long-term outcomes.

methodsMultivariable Cox proportional hazards modeling and propensity score-matched analysis was used to compare the overall survival of patients with stage IA NSCLC in the National Cancer Data Base from 2004 to 2015 who underwent "early" SBRT (0-30 days after diagnosis) versus that of patients who underwent "delayed" wedge resection (90-120 days after diagnosis).

resultsDuring the study period, 570 (55%) patients underwent early SBRT and 475 (45%) underwent delayed wedge resection. In multivariable analysis, delayed resection was associated with improved survival [adjusted hazard ratio 0.61; (95% confidence interval (CI): 0.50-0.76)]. Propensity-score matching was used to create 2 groups of 279 patients each who received early SBRT or delayed resection that were well-matched with regard to baseline characteristics. The 5-year survival associated with delayed resection was 53% (95% CI: 45%-61%) which was better than the 5-year survival associated with early SBRT (31% [95% CI: 24%-37%]).

conclusionIn this national analysis, for patients with stage IA NSCLC, extended delay of surgery was associated with improved survival when compared to early treatment with SBRT.

Indexed as

RadiosurgeryCarcinoma, Non-Small-Cell LungCohort StudiesCOVID-19HumansLung NeoplasmsNeoplasm StagingSARS-CoV-2Survival RateTime FactorsTime-to-Treatment

Identifiers

PMID33074904
PMCPMC7668323
OpenAlexW3092834644

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.