Evidence map›Paper›PMID 21789641›Full record

ArticleSurgical endoscopy2012

Long-term oncologic outcomes of 714 consecutive laparoscopic gastrectomies for gastric cancer: results from the 7-year experience of a single institute.

Kyung Ho Pak, Woo Jin Hyung, Taeil Son, Kazutaka Obama, Yanghee Woo, Hyoung-Il Kim, Ji Yeong An, Jong Won Kim, Jae-Ho Cheong, Seung Ho Choi and 1 more

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In one paragraph

Article in Surgical endoscopy, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 3 pooled it
–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

22 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
  2. Comparison of laparoscopic versus open gastrectomy for advanced gastric cancer: an updated meta-analysis.Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association · 2016
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  8. Long-term oncologic outcomes of robotic gastrectomy for gastric cancer compared with laparoscopic gastrectomy.Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association · 2018
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors.

Kyung Ho PakDepartment of Surgery, Yonsei University College of Medicine, 134 Shinchon-dong, Seodaemun-gu, 120-752, Seoul, Korea.
Woo Jin Hyung
Taeil Son
Kazutaka Obama
Yanghee Woo
Hyoung-Il Kim
Ji Yeong An
Jong Won Kim
Jae-Ho Cheong
Seung Ho Choi
Sung Hoon Noh

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAlthough many reports have indicated the feasibility of laparoscopic gastrectomy (LG) regarding short-term surgical outcomes, the role of LG remains controversial because studies of long-term outcomes of LG are insufficient. The purpose of this study was to evaluate the long-term oncologic outcomes of patients who have undergone LG.

methodsBetween May 2003 and December 2009, 714 consecutive patients underwent LG for gastric cancer. After excluding operative mortality (n = 4) and a case of Krukenberg tumor that was not identified at the time of surgery (n = 1), a total of 709 patients were analyzed for long-term oncologic outcomes. Gastric cancer cases were analyzed according to the American Joint Committee on Cancer classification (seventh edition). Overall survival and relapse-free survival were estimated by using the Kaplan-Meier method.

resultsMedian follow-up was 46.2 months. Postoperative recurrence was observed in 26 patients (3.7%). The instances of recurrence were as follows: seven peritoneal, six locoregional, five hematogenous, four distant lymph nodes, and four mixed recurrence. There were neither port-site nor wound site metastases. The 5-year relapse-free survival rates were: 95.8% in stage I, 83.4% in stage II, and 46.4% in stage III. Five-year overall survival rates were: 96.4% in stage I, 83.1% in stage II, and 50.2% in stage III. The independent risk factors for recurrence were T stage and N stage. For survival, age, T stage, and N stage were statistically independent prognostic factors

conclusionsOur single-center study of a large patient series revealed that LG for gastric cancer had acceptable long-term oncologic outcomes comparable to those of conventional open surgery.

Indexed as

AdultAgedAged, 80 and overEpidemiologic MethodsFemaleGastrectomyHumansLaparoscopyMaleMiddle AgedNeoplasm Recurrence, LocalStomach NeoplasmsTreatment OutcomeYoung Adult

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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.