Partial Versus Total Omentectomy in Patients with Gastric Cancer: A Systemic Review and Meta-Analysis

<i>Background:</i> Surgical treatment is the key to cure localized gastric cancer. There is no strong evidence that supports the value of omentectomy. Thus, a meta-analysis was conducted to compare the safety and efficiency of partial and total omentectomy in patients with gastric cancer...

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Main Authors: Shion Wei Chai, Suo-Hsien Wang, Chih-Yuan Wang, Yi-Chan Chen, Ruey-Shyang Soong, Ting-Shuo Huang
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/13/19/4971
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author Shion Wei Chai
Suo-Hsien Wang
Chih-Yuan Wang
Yi-Chan Chen
Ruey-Shyang Soong
Ting-Shuo Huang
author_facet Shion Wei Chai
Suo-Hsien Wang
Chih-Yuan Wang
Yi-Chan Chen
Ruey-Shyang Soong
Ting-Shuo Huang
author_sort Shion Wei Chai
collection DOAJ
description <i>Background:</i> Surgical treatment is the key to cure localized gastric cancer. There is no strong evidence that supports the value of omentectomy. Thus, a meta-analysis was conducted to compare the safety and efficiency of partial and total omentectomy in patients with gastric cancer. <i>Methods:</i> PubMed, Embase, and Cochrane Library databases were searched. All studies that compared total and partial omentectomy as treatments for gastric cancer were included. The primary outcomes were patients’ overall survival and disease-free survival, while the secondary outcomes were perioperative outcome and postoperative complications. <i>Results:</i> A total of nine studies were examined, wherein 1043 patients were included in the partial omentectomy group, and 1995 in the total omentectomy group. The partial omentectomy group was associated with better overall survival (hazard ratio: 0.80, 95% CI: 0.66 to 0.98, <i>p</i> = 0.04, <i>I<sup>2</sup></i> = 0%), shorter operative time, and lesser blood loss than the total omentectomy group. In addition, no statistically significant difference was observed in the number of dissected lymph nodes, length of hospital stays, complication rate, and disease-free survival. <i>Conclusions:</i> Our results show that, compared with total omentectomy in gastric cancer surgery, partial omentectomy had non-inferior oncological outcomes and comparable safety outcomes.
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spelling doaj.art-4584a2e740764600ac67d70fdd6e2e2f2023-11-22T15:55:05ZengMDPI AGCancers2072-66942021-10-011319497110.3390/cancers13194971Partial Versus Total Omentectomy in Patients with Gastric Cancer: A Systemic Review and Meta-AnalysisShion Wei Chai0Suo-Hsien Wang1Chih-Yuan Wang2Yi-Chan Chen3Ruey-Shyang Soong4Ting-Shuo Huang5Division of General Surgery, Department of Surgery, Chang Gung Memorial Hospital, Keelung Branch, No. 222, Mai-Chin Road, Keelung 20401, TaiwanDivision of General Surgery, Department of Surgery, Chang Gung Memorial Hospital, Keelung Branch, No. 222, Mai-Chin Road, Keelung 20401, TaiwanDivision of General Surgery, Department of Surgery, Chang Gung Memorial Hospital, Keelung Branch, No. 222, Mai-Chin Road, Keelung 20401, TaiwanDivision of General Surgery, Department of Surgery, Chang Gung Memorial Hospital, Keelung Branch, No. 222, Mai-Chin Road, Keelung 20401, TaiwanDivision of General Surgery, Department of Surgery, Chang Gung Memorial Hospital, Keelung Branch, No. 222, Mai-Chin Road, Keelung 20401, TaiwanDivision of General Surgery, Department of Surgery, Chang Gung Memorial Hospital, Keelung Branch, No. 222, Mai-Chin Road, Keelung 20401, Taiwan<i>Background:</i> Surgical treatment is the key to cure localized gastric cancer. There is no strong evidence that supports the value of omentectomy. Thus, a meta-analysis was conducted to compare the safety and efficiency of partial and total omentectomy in patients with gastric cancer. <i>Methods:</i> PubMed, Embase, and Cochrane Library databases were searched. All studies that compared total and partial omentectomy as treatments for gastric cancer were included. The primary outcomes were patients’ overall survival and disease-free survival, while the secondary outcomes were perioperative outcome and postoperative complications. <i>Results:</i> A total of nine studies were examined, wherein 1043 patients were included in the partial omentectomy group, and 1995 in the total omentectomy group. The partial omentectomy group was associated with better overall survival (hazard ratio: 0.80, 95% CI: 0.66 to 0.98, <i>p</i> = 0.04, <i>I<sup>2</sup></i> = 0%), shorter operative time, and lesser blood loss than the total omentectomy group. In addition, no statistically significant difference was observed in the number of dissected lymph nodes, length of hospital stays, complication rate, and disease-free survival. <i>Conclusions:</i> Our results show that, compared with total omentectomy in gastric cancer surgery, partial omentectomy had non-inferior oncological outcomes and comparable safety outcomes.https://www.mdpi.com/2072-6694/13/19/4971gastric cancergastrectomytotal omentectomypartial omentectomysurvival
spellingShingle Shion Wei Chai
Suo-Hsien Wang
Chih-Yuan Wang
Yi-Chan Chen
Ruey-Shyang Soong
Ting-Shuo Huang
Partial Versus Total Omentectomy in Patients with Gastric Cancer: A Systemic Review and Meta-Analysis
Cancers
gastric cancer
gastrectomy
total omentectomy
partial omentectomy
survival
title Partial Versus Total Omentectomy in Patients with Gastric Cancer: A Systemic Review and Meta-Analysis
title_full Partial Versus Total Omentectomy in Patients with Gastric Cancer: A Systemic Review and Meta-Analysis
title_fullStr Partial Versus Total Omentectomy in Patients with Gastric Cancer: A Systemic Review and Meta-Analysis
title_full_unstemmed Partial Versus Total Omentectomy in Patients with Gastric Cancer: A Systemic Review and Meta-Analysis
title_short Partial Versus Total Omentectomy in Patients with Gastric Cancer: A Systemic Review and Meta-Analysis
title_sort partial versus total omentectomy in patients with gastric cancer a systemic review and meta analysis
topic gastric cancer
gastrectomy
total omentectomy
partial omentectomy
survival
url https://www.mdpi.com/2072-6694/13/19/4971
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AT yichanchen partialversustotalomentectomyinpatientswithgastriccancerasystemicreviewandmetaanalysis
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