Evidence map›Paper›PMID 25888323›Full record

ArticleJournal of cardiothoracic surgery2015

Prognostic effect of matrix metalloproteinase-9 in patients with resected Non small cell lung cancer.

Chang Young Lee, Hyo Sup Shim, Seokkee Lee, Jin Gu Lee, Dae Joon Kim, Kyung Young Chung

Open access · goldAbstract read
In one paragraph

Article in Journal of cardiothoracic surgery, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
1.3field-weighted citation impact, top 22% 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

16 citing papers in PubMed, 1 synthesis or guideline pooled it, 24 citations in OpenAlex.

  1. Pooled it
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  15. Macrophages of M1 phenotype have properties that influence lung cancer cell progression.Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine · 2015
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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.

Chang Young LeeDepartment of Thoracic and Cardiovascular Surgery, Yonsei University College of Medicine, 250 Seongsanno Seodaemun-Gu, CPO box 8044, Seoul, South Korea. cyleecs@yuhs.ac.
Hyo Sup ShimDepartment of Pathology, Yonsei University College of Medicine, Seoul, South Korea. SHIMHS@yuhs.ac.
Seokkee LeeDepartment of Thoracic and Cardiovascular Surgery, Armed Forces Capital Hospital, Seongnam, South Korea. cslsk8@naver.com.
Jin Gu LeeDepartment of Thoracic and Cardiovascular Surgery, Yonsei University College of Medicine, 250 Seongsanno Seodaemun-Gu, CPO box 8044, Seoul, South Korea. csjglee@yuhs.ac.
Dae Joon KimDepartment of Thoracic and Cardiovascular Surgery, Yonsei University College of Medicine, 250 Seongsanno Seodaemun-Gu, CPO box 8044, Seoul, South Korea. kdjcool@yuhs.ac.
Kyung Young ChungDepartment of Thoracic and Cardiovascular Surgery, Yonsei University College of Medicine, 250 Seongsanno Seodaemun-Gu, CPO box 8044, Seoul, South Korea. kychu@yuhs.ac.
Yonsei University · KRArmed Forces Capital Hospital · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe role of tumor matrix metalloproteinase-9 (MMP-9) expression in non-small cell lung cancer (NSCLC) remains controversial. In this study, we investigated the prognostic value of tumor MMP-9 expression and other clinicopathologic factors in patients with completely resected NSCLC.

methodsThis retrospective study included patients who underwent complete resection of pathological stage I-IIIA NSCLC at Severance Hospital, Seoul, Korea, between 1998 and 2009. Tumor samples of 417 patients were stained by immunohistochemistry, and the expression of MMP-9 in tumor cells was evaluated, using the median immunohistochemical score of 10 (range, 0-300) as the cut-off.

resultsTumor MMP-9 expression was observed in 161 (38.6%) of 417 patients. Log-rank analysis showed a significant association of tumor MMP-9 expression with shortened disease-free survival (p = 0.01) but not with overall survival (p = 0.109). Multivariate analysis demonstrated that tumor MMP-9 expression was not an independent prognostic factor of recurrence (p = 0.142) or survival (p = 0.807). However, among patients with adenocarcinoma, tumor MMP-9 expression was associated with relapse (p = 0.003) and poor survival (p = 0.033). Furthermore, tumor MMP-9 expression was an independent prognostic indicator of relapse in patients with adenocarcinoma (p = 0.035).

conclusionsAmong patients with NSCLC, tumor MMP-9 expression was associated with poor outcomes in those with adenocarcinoma, but not in those with squamous cell carcinoma. In addition, MMP-9 expression was identified as an independent predictor of relapse of completely resected lung adenocarcinoma.

Indexed as

PneumonectomyAdenocarcinomaAdenocarcinoma of LungAdultAgedAged, 80 and overBiomarkers, TumorCarcinoma, Non-Small-Cell LungCarcinoma, Squamous CellFemaleFollow-Up StudiesHumansImmunohistochemistryLung NeoplasmsMaleMatrix Metalloproteinase 9Biomarkers, TumorMatrix Metalloproteinase 9

Identifiers

PMID25888323
PMCPMC4379698
OpenAlexW1963628523

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.