Evidence map›Paper›PMID 29065153›Full record

ArticlePloS one2017

Prognostic implication of EGFR gene mutations and histological classification in patients with resected stage I lung adenocarcinoma.

Chun-Yu Lin, Yen-Mu Wu, Meng-Heng Hsieh, Chih-Wei Wang, Ching-Yang Wu, Ying-Jen Chen, Yueh-Fu Fang

Abstract read
In one paragraph

Article in PloS one, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 1 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

14 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  11. Differential expression of PD-L1 and IDO1 in association with the immune microenvironment in resected lung adenocarcinomas.Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc · 2019
    Article
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  14. Increases in Serial PretreatmentAdvances in radiation oncology
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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

7 authors.

Chun-Yu LinDepartment of General Medicine & Geriatrics, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan.
Yen-Mu WuDepartment of Infectious Diseases, Department of Internal Medicine, Chang Gung Memorial Hospital Linkou Medical Center, Taoyuan, Taiwan.
Meng-Heng HsiehDepartment of Thoracic Medicine, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan.
Chih-Wei WangCollege of Medicine Chang Gung University, Taoyuan, Taiwan.
Ching-Yang WuCollege of Medicine Chang Gung University, Taoyuan, Taiwan.
Ying-Jen ChenDepartment of General Medicine & Geriatrics, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan.
Yueh-Fu FangDepartment of Thoracic Medicine, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan.ORCID http://orcid.org/0000-0003-2211-3076

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionThe prognostic value of epidermal growth factor receptor (EGFR) mutations and the correlation between EGFR mutations and the new International Association for the Study of Lung Cancer/American Thoracic Society/European Respiratory Society (IASLC/ATS/ERS) histological classification remain controversial. The current study aimed to investigate the pure prognostic role of EGFR mutations in treatment-naïve patients with resected stage I lung adenocarcinoma.

methodsWe retrospectively reviewed 373 patients with stage I pulmonary non-small-cell lung cancer who underwent complete surgical resection between January 2010 and May 2014. The tumors were classified according to IASLC/ATS/ERS criteria. EGFR mutation status was determined by established methods.

resultsA total of 120 patients were included for analysis; 87 had tumors with EGFR mutations and 33 had wild-type tumors. More low- and intermediate-grade tumors had EGFR mutations, and nearly half of the high-grade tumors were wild-type (75.7% versus 46.2%, p = 0.041). Patients with low-grade tumors had significantly greater median disease-free survival (DFS) (76.8 versus 13 months, p < 0.0001) and better overall survival (OS) (median OS not reached, p = 0.0003) than those with intermediate- and high-grade tumors. Tumor recurrence was 41.4% and 30.3% in mutant and wild-type patients. The 5-years survival rate was 54% and 71.2%. Multivariate analysis revealed that the new histological classification and the pathologic stage were independent predictors of both DFS and OS. EGFR mutation status had no prognostic implications.

conclusionLow grade tumors according to IASLC/ATS/ERS histological classification and the pathologic stage IA tumors of resected stage I lung adenocarcinomas independently predict better DFS and OS. EGFR mutations were frequently seen in histologically low- and intermediate-grade tumors but not a prognostic factor.

Indexed as

MutationAdenocarcinomaAgedErbB ReceptorsFemaleHumansLung NeoplasmsMaleMiddle AgedPrognosisErbB Receptors

Identifiers

PMID29065153
PMCPMC5655534

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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.