Evidence map›Paper›PMID 31549017›Full record

ArticleAnnals of gastroenterological surgery2019

Efficacy and safety of anticoagulant prophylaxis for prevention of postoperative venous thromboembolism in Japanese patients undergoing laparoscopic colorectal cancer surgery.

Taishi Hata, Masayoshi Yasui, Masataka Ikeda, Masakazu Miyake, Yoshihito Ide, Masaki Okuyama, Masakazu Ikenaga, Kotaro Kitani, Shunji Morita, Chu Matsuda and 8 more

Open access · goldAbstract read
In one paragraph

Article in Annals of gastroenterological surgery, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 3 pooled it
3.1field-weighted citation impact, top 7% 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

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

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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

18 authors at 12 institutions in 1 country.

Taishi HataDepartment of Gastroenterological Surgery Graduate School of Medicine Osaka University Suita-city, Osaka Japan.ORCID https://orcid.org/0000-0003-1680-724X
Masayoshi YasuiDepartment of Gastroenterological Surgery Osaka International Cancer Institute Osaka-city, Osaka Japan.
Masataka IkedaDepartment of Surgery Hyogo College of Medicine Nishinomiya-city, Hyogo Japan.ORCID https://orcid.org/0000-0001-9602-6659
Masakazu MiyakeDepartment of Surgery Osaka General Medical Center Osaka-city, Osaka Japan.
Yoshihito IdeDepartment of Surgery Yao Municipal Hospital Yao-city, Osaka Japan.
Masaki OkuyamaDepartment of surgery Kaizuka City Hospital Kaizuka-city, Osaka Japan.
Masakazu IkenagaDepartment of Gastroenterological surgery Higashiosaka City Medical Center Higashiosaka-city, Osaka Japan.
Kotaro KitaniDepartment of Gastroenterological Surgery Kindai University Nara Hospital Ikoma-city, Nara Japan.
Shunji MoritaDepartment of Gastroenterological Surgery Toyonaka Municipal Hospital Toyonaka-city,Osaka Japan.
Chu MatsudaDepartment of Gastroenterological Surgery Graduate School of Medicine Osaka University Suita-city, Osaka Japan.
Tsunekazu MizushimaDepartment of Gastroenterological Surgery Graduate School of Medicine Osaka University Suita-city, Osaka Japan.ORCID https://orcid.org/0000-0002-0825-6823
Hirofumi YamamotoDepartment of Gastroenterological Surgery Graduate School of Medicine Osaka University Suita-city, Osaka Japan.
Kohei MurataDepartment of Surgery Kansai Rosai Hospital Amagasaki-city, Hyogo Japan.
Mitsugu SekimotoDepartment of Surgery Osaka General Medical Center Osaka-city, Osaka Japan.
Riichiro NezuDepartment of surgery Nishinomiya Municipal Central Hospital Nishinomiya-city, Hyogo Japan.
Masaki MoriDepartment of Surgery and Science Graduate School of Medical Sciences Kyushu University Fukuoka-city, Fukuoka Japan.
Yuichiro DokiDepartment of Gastroenterological Surgery Graduate School of Medicine Osaka University Suita-city, Osaka Japan.
For Clinical Study Group of Osaka University Colorectal Group (CSGOCG) Investigators
Osaka Gakuin University · JPOsaka Prefectural Medical Center · JPHyogo Medical University · JPKansai Rosai Hospital · JPKyushu University · JPNara City Hospital · JPNishinomiya Municipal Central Hospital · JPOsaka City General Hospital · JPOsaka International Cancer Institute · JPTakarazuka City Hospital · JPToyonaka Municipal Hospital · JPYao Tokushukai General Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimTo investigate the efficacy and safety of anticoagulant prophylaxis to prevent postoperative venous thromboembolism (VTE) during laparoscopic colorectal cancer (CRC) surgery, which is unknown in Japanese patients.

methodsWe conducted this randomized controlled trial at nine institutions in Japan from 2011 to 2015. It included 302 eligible patients aged 20 years or older who underwent elective laparoscopic surgery for CRC. Patients were randomly assigned to an intermittent pneumatic compression (IPC) therapy group or to an IPC + anticoagulation therapy group. Anticoagulation therapy comprised fondaparinux or enoxaparin for postoperative VTE prophylaxis. Postoperative VTE was diagnosed based on enhanced multi-detector helical computed tomography. The primary endpoint was VTE incidence, including asymptomatic cases, the secondary endpoint was incidence of major bleeding, and we conducted an intention-to-treat analysis. This study is registered in UMINCTR (UMIN000008435).

resultsPostoperative VTE incidence was 5.10% with IPC therapy (n = 157) and 2.76% with IPC + anticoagulant therapy (n = 145;

conclusionAnticoagulant prophylaxis did not reduce the incidence of VTE and the incidence of major bleeding was comparable between the two groups. Usefulness of perioperative anticoagulation was not demonstrated in this study. Pharmacological prophylaxis must be restricted in Japanese patients with higher risk of VTE.

Indexed as

anticoagulant prophylaxiscolorectal cancerlaparoscopic surgeryvenous thromboembolism

Identifiers

PMID31549017
PMCPMC6749951
OpenAlexW2964249631

What OpenQuestion holds

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LicenceCC BY
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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.