Evidence map›Paper›PMID 32705493›Full record

ArticleClinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico2021

Surgery versus stereotactic body radiotherapy for clinical stage I non-small-cell lung cancer: propensity score-matching analysis including the ratio of ground glass nodules.

N Tomita, K Okuda, S Osaga, A Miyakawa, R Nakanishi, Y Shibamoto

Abstract read
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In one paragraph

Article in Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
2.2field-weighted citation impact, top 10% 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

14 citing papers in PubMed, 24 citations in OpenAlex.

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  10. Frontiers in oncology · 2023
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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

6 authors at 2 institutions in 1 country.

N TomitaDepartment of Radiology, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan. c051728@yahoo.co.jp.ORCID http://orcid.org/0000-0003-4601-0119
K OkudaDepartment of Oncology, Immunology and Surgery, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan.
S OsagaClinical Research Management Center, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan.
A MiyakawaDepartment of Radiation Oncology, National Hospital Organization Nagoya Medical Center, Nagoya, Japan.
R NakanishiDepartment of Oncology, Immunology and Surgery, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan.
Y ShibamotoDepartment of Radiology, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan.
Nagoya City University · JPNational Hospital Organization · JP

Funding

Japan Society for the Promotion of Science JSPS KAKENHI 19K08183
6 · The paper itself

Abstract

purposeTo investigate whether surgery and stereotactic body radiotherapy (SBRT) yield comparable outcomes for clinical stage (c-stage) I non-small-cell lung cancer (NSCLC), propensity score-matching (PSM) analysis was conducted.

methodsThis single-institutional retrospective study included patients who underwent surgery (n = 574) or SBRT (n = 182) between 2004 and 2014. PSM was performed based on tumor diameter, age, sex, performance status, forced expiratory volume, Charlson comorbidity index, and ground glass nodules (GGN) defined as cTis or cT1mi according to the 8th TNM classification.

resultsThe median follow-up durations for the surgery and SBRT groups were 66 and 69 months, respectively. The multivariate analysis revealed that non-GGN was a significant factor for poorer overall survival (OS) and disease-free survival (DFS): hazard ratio (HR) 19.95% confidence interval (CI) 4.7-79, P < 0.001; and HR 28, 95% CI 6.9-110, P < 0.001, respectively. PSM identified 120 patients from each group. The 5-year OS and DFS rates of the surgery vs SBRT groups were 71% (95% CI 61-79) vs 64% (95% CI 54-72) (P = 0.41) and 63% (95% CI 53-72) vs 55% (95% CI 45-63) (P = 0.23) after PSM, respectively.

conclusionThe PSM analyses including the ratio of GGN demonstrated that the OS and DFS for patients with c-stage I NSCLC in the surgery group were slightly superior to those for those in the SBRT group, although both survivals were not significantly different between the two therapeutic approaches.

Indexed as

AdultAgedAged, 80 and overCarcinoma, Non-Small-Cell LungDisease-Free SurvivalFemaleHumansLung NeoplasmsMaleMiddle AgedMultivariate AnalysisPneumonectomyPostoperative ComplicationsPropensity ScoreRadiosurgeryRetrospective StudiesMatched-pair analysisNon-small-cell lung cancerOutcomeSBRTThoracic surgery

Identifiers

PMID32705493
OpenAlexW3044801901

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.