Evidence map›Paper›PMID 18802736›Full record

ArticleSurgical endoscopy2009

Results of a multicenter study of 1,057 cases of rectal cancer treated by laparoscopic surgery.

Nobuyoshi Miyajima, Masaki Fukunaga, Hirotoshi Hasegawa, Jun-ichi Tanaka, Junji Okuda, Masahiko Watanabe, Japan Society of Laparoscopic Colorectal Surgery

Abstract readMulticenter Study
PubMed Publisher
In one paragraph

Article in Surgical endoscopy, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed, 4 pooled it
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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

42 citing papers in PubMed, 4 syntheses or guidelines pooled it.

  1. Learning curve in robotic rectal cancer surgery: current state of affairs.International journal of colorectal disease · 2016
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors.

Nobuyoshi MiyajimaDepartment of Gastroenterological and General Surgery, St. Marianna University Toyoko Hospital, 3-435 Kosugi-cho Nakahara-ku, Kawasaki, Japan. miyajima@marianna-u.ac.jp
Masaki Fukunaga
Hirotoshi Hasegawa
Jun-ichi Tanaka
Junji Okuda
Masahiko Watanabe
Japan Society of Laparoscopic Colorectal Surgery

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe aim of this study was to clarify the feasibility of laparoscopic surgery for rectal cancer retrospectively in 28 centers throughout Japan.

methodsBetween May 1994 and February 2006, 1,057 selected patients with rectal cancer underwent laparoscopic surgery. All the data regarding the patient details, and operative and postoperative outcome were collected retrospectively.

resultsMean follow-up was 30 months. Procedures included anterior resection in 938, abdominoperineal resection in 107, Hartmann's procedure in 10, and others in two patients. Conversion to open procedures occurred in 77 patients (7.3%). Postoperative surgical complications developed in 235 patients (22.2%), including anastomotic leakage in 84 (9.1%). Median length of postoperative hospital stay was 15 days (7-271 days). Patients with upper rectal cancer had shorter hospital stay than those with lower rectal cancer (14 versus 18 days, p < 0.01). Tumor-node-metastases (TNM) stage included 83(7.9%) stage 0, 495 (46.8%) stage I, 197 (18.6%) stage II, 230 (21.8%) stage III, and 52 (4.9%) stage IV. Recurrence was developed in 67 patients (6.6%) of the 1,011 curatively treated patients. Local recurrence occurred in 11 patients (1.0%). There was no port-site metastasis. Of the 1,011 curatively treated patients, the 3-year disease-free survival rate was 100% in stage 0, 94.6% in stage I, 82.1% in stage II, and 79.7% in stage III.

conclusionsLaparoscopic surgery is feasible and safe in selected patients with rectal cancer, with favorable short-term and mid-term outcome.

Indexed as

LaparoscopyAgedCohort StudiesDisease-Free SurvivalFeasibility StudiesFemaleHumansJapanMaleMiddle AgedNeoplasm StagingRectal NeoplasmsRetrospective StudiesTreatment Outcome

Identifiers

What OpenQuestion holds

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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.