Gastrectomy for stage IV gastric cancer. a systematic review and meta-analysis

Gastrectomy as a primary treatment for patients with metastatic gastric cancer (M1) is highly controversial. Herein, a review of the literature was undertaken with the aim of assessing evidence regarding associated morbidity and mortality, overall survival, palliation and quality of life. A systemat...

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Veröffentlicht in:Anticancer research 2014-05, Vol.34 (5), p.2079-2085
Hauptverfasser: Lasithiotakis, Konstantinos, Antoniou, Stavros A, Antoniou, George A, Kaklamanos, Ioannis, Zoras, Odysseas
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container_end_page 2085
container_issue 5
container_start_page 2079
container_title Anticancer research
container_volume 34
creator Lasithiotakis, Konstantinos
Antoniou, Stavros A
Antoniou, George A
Kaklamanos, Ioannis
Zoras, Odysseas
description Gastrectomy as a primary treatment for patients with metastatic gastric cancer (M1) is highly controversial. Herein, a review of the literature was undertaken with the aim of assessing evidence regarding associated morbidity and mortality, overall survival, palliation and quality of life. A systematic review of the literature from 1980 to 2013 was undertaken to identify relevant studies. Outcome data were pooled, and combined overall effect sizes were calculated using fixed or random effects models. The search identified 19 non-randomized studies reporting on 2,911 patients. Overall postoperative mortality and morbidity were 14% and 27% and were higher in Western than in Asian patients. In studies published during the past decade postoperative mortality was less than 5%. The weighted 1- and 2-year overall survival rates were 38% and 17%, and were twice as high in Asian versus Western patients. In the meta-analysis, the 1-year overall survival was significantly higher in patients undergoing gastrectomy versus conservative (odds ratio (OR)=4.9, 95% confidence interval (CI)=3.2 to 7.5, p
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subjects Gastrectomy - mortality
Humans
Neoplasm Staging
Palliative Care - methods
Stomach Neoplasms - mortality
Stomach Neoplasms - pathology
Stomach Neoplasms - surgery
Treatment Outcome
title Gastrectomy for stage IV gastric cancer. a systematic review and meta-analysis
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