Evidence map›Paper›PMID 26512615›Full record

SynthesisMedicine2015

Clinicopathologic Significance and Prognostic Value of B7 Homolog 1 in Gastric Cancer: A Systematic Review and Meta-Analysis.

Feng Xu, Guosheng Feng, Hongwei Zhao, Fuquan Liu, Lingling Xu, Qian Wang, Guangyu An

Registry-linked trialOpen access · goldAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07565857 (SIGNAL GEC-101), which is not on this map. Cited by 17 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 3 pooled it
2.0field-weighted citation impact, top 12% 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.

NCT07565857 nanot yet recruitingnot on this mapstarted 2026, after this paper: background citation

SIGNAL GEC-101: Signatera-Guided De-escalation of Adjuvant Therapy in Resectable Stage II-IVa Gastric/Gastric-Esophageal Cancer

TypeinterventionalSponsorNatera, Inc.Ran2026 to 2034Enrolled1,000ConditionsGastric-Esophageal CancerArmsSignatera Genome ultra-sensitive ctDNA blood test
3 · Its place in the literature

Who cites it

17 citing papers in PubMed, 3 syntheses or guidelines pooled it, 25 citations in OpenAlex.

  1. The clinicopathological and prognostic value of programmed death-ligand 1 in colorectal cancer: a meta-analysis.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2019
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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 at 1 institution in 2 countries.

Feng XuFrom the Department of General Surgery, Beijing Chao-Yang Hospital, Capital Medical University (FX, GF); Department of Interventional Radiology, Beijing Shijitan Hospital, Capital Medical University (HZ, FL); and Department of Oncology, Beijing Chao-Yang Hospital, Capital Medical University, Beijing, China (LX, QW, GA).
Guosheng Feng
Hongwei Zhao
Fuquan Liu
Lingling Xu
Qian Wang
Guangyu An
Rafael Advanced Defense Systems (Israel) · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Immunologic checkpoint marker B7 homolog 1 (B7-H1) plays a fundamental role in the initiation and progression of gastric cancer (GC); however, the clinicopathologic significance and prognostic value of B7-H1 in GC remains controversial. In this study, we aimed to assess their relationship through a meta-analysis.Medline/PubMed, EMBASE, the Cochrane Library databases, and Grey literature were searched up to August 10, 2015, for eligible studies of the association between B7-H1 expression and overall survival in GC. The hazard ratio and its 95% confidence interval (CI) were calculated from the included studies. Moreover, the odds ratio (OR) was also extracted to evaluate the association between the clinicopathologic parameters of participants and B7-H1 expression.Five studies involving 481 patients were included in the meta-analysis. The pooled results showed that positive B7-H1 expression was a negative predictor for overall survival with hazard ratio of 1.74 (95% CI: 1.40-2.17; Pheterogeneity = 0.146) in GC. Additionally, increased B7-H1 was found to be significantly associated with positive lymph node metastasis (OR = 2.61, 95% CI: 1.78-3.84; Pheterogeneity = 0.004) and poorer tumor stage (OR = 2.28, 95% CI: 1.39-3.74; Pheterogeneity = 0.006); however, higher B7-H1 expression was not significantly correlated with poorer tumor differentiation (OR = 1.29, 95% CI: 0.90-1.86; Pheterogeneity = 0.013) and bigger tumor size (OR = 1.18, 95% CI: 0.81-1.73; Pheterogeneity = 0.104).The meta-analysis suggested that B7-H1 could act as a significant biomarker in the poor prognosis of gastric carcinoma.

Indexed as

B7-H1 AntigenCarcinomaHumansPrognosisStomachStomach NeoplasmsB7-H1 AntigenCD274 protein, human

Identifiers

PMID26512615
PMCPMC4985428
OpenAlexW1879746506

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Registered trials

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.