Evidence map›Paper›PMID 29282141›Full record

SynthesisWorld journal of surgical oncology2017

Laparoscopic intersphincteric resection versus an open approach for low rectal cancer: a meta-analysis.

Hanyu Chen, Bin Ma, Peng Gao, Hongchi Wang, Yongxi Song, Linhao Tong, Peiwen Li, Zhenning Wang

Abstract readMeta-AnalysisReview
In one paragraph

Synthesis in World journal of surgical oncology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
–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

18 citing papers in PubMed.

  1. Article
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  6. Review
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  15. Review
  16. Article
  17. Latest Advances in Intersphincteric Resection for Low Rectal Cancer.Gastroenterology research and practice · 2020
    Review
  18. Article
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

8 authors.

Hanyu ChenDepartment of Surgical Oncology and General Surgery, The First Hospital of China Medical University, Shenyang, 110001, People's Republic of China.
Bin MaDepartment of Surgical Oncology and General Surgery, The First Hospital of China Medical University, Shenyang, 110001, People's Republic of China.
Peng GaoDepartment of Surgical Oncology and General Surgery, The First Hospital of China Medical University, Shenyang, 110001, People's Republic of China.
Hongchi WangDepartment of Surgical Oncology and General Surgery, The First Hospital of China Medical University, Shenyang, 110001, People's Republic of China.
Yongxi SongDepartment of Surgical Oncology and General Surgery, The First Hospital of China Medical University, Shenyang, 110001, People's Republic of China.
Linhao TongDepartment of Surgical Oncology and General Surgery, The First Hospital of China Medical University, Shenyang, 110001, People's Republic of China.
Peiwen LiDepartment of Surgical Oncology and General Surgery, The First Hospital of China Medical University, Shenyang, 110001, People's Republic of China.
Zhenning WangDepartment of Surgical Oncology and General Surgery, The First Hospital of China Medical University, Shenyang, 110001, People's Republic of China. josieon826@sina.cn.

Funding

Clinical Capability Construction Project for Liaoning Provincial Hospitals LNCCC-A01-2014Scientific Programme of Science & Technology Department of Liaoning Province No. 2015225002
6 · The paper itself

Abstract

aimThe aim of this study was to compare the short-term and mid-term effects of laparoscopic intersphincteric resection with the conventional open approach for patients with low rectal cancer through a meta-analysis.

methodsThe PubMed, EMBASE, Cochrane, and Ovid databases were searched for eligible studies until March 2017. Operation time, blood loss, circumferential resection margin-positive rate, distal margin length, number of resected lymph nodes, diverting stoma rate, postoperative overall morbidity, anastomotic leakage, and hospital stay were the main short-term effect endpoints. We also examined disease-free survival, overall survival, local recurrence, and post-operational anal function as secondary outcomes to evaluate the mid-term effects of laparoscopic surgery.

resultsFive studies involving 620 patients were included in the analyses. Compared with the open approach, the laparoscopic ISR had less blood loss (weighted mean difference [WMD] = - 214.65 ml, 95% CI [- 370.44, - 196.13], p < 0.01), less postoperative overall morbidity (OR = 0.58, 95% CI [0.40, 0.86], p < 0.01), and shorter duration of hospital stay (WMD = - 5.87 days, 95% CI [- 11.35, - 0.40], p < 0.05); however, the operation time was significantly longer in the laparoscopic group (WMD = 47.34 min, 95% CI [4.10, 90.58], p < 0.05). No other significant differences were observed.

conclusionLaparoscopic ISR for low rectal cancer offers fewer complications and faster recovery, with similar operation quality and mid-term oncological results than the conventional approach. Although this technique is comparatively more complex than the conventional approach and requires practice, laparoscopic ISR shows great potential as a surgical option and deserves further clinical study.

Indexed as

Anal CanalHumansLaparoscopyPrognosisRectal NeoplasmsIntersphincteric resectionLaparoscopicMeta-analysisRectal cancer

Identifiers

PMID29282141
PMCPMC5745851

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Registered trials

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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.