Evidence map›Paper›PMID 38795251›Full record

ArticleGastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association2024

A machine learning model for predicting the lymph node metastasis of early gastric cancer not meeting the endoscopic curability criteria.

Minoru Kato, Yoshito Hayashi, Ryotaro Uema, Takashi Kanesaka, Shinjiro Yamaguchi, Akira Maekawa, Takuya Yamada, Masashi Yamamoto, Shinji Kitamura, Takuya Inoue and 16 more

Abstract read
In one paragraph

Article in Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 1 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

9 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Artificial intelligence models in predicting lymph node metastasis in early gastric cancer: a systematic review and meta -analysis.Wideochirurgia i inne techniki maloinwazyjne = Videosurgery and other miniinvasive techniques · 2026
    Pooled it
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  9. Artificial intelligence efficiently predicts gastric lesions,Chinese journal of cancer research = Chung-kuo yen cheng yen chiu · 2024
    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

26 authors.

Minoru KatoDepartment of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine, Suita, Japan.
Yoshito HayashiDepartment of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine, Suita, Japan.
Ryotaro UemaDepartment of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine, Suita, Japan.
Takashi KanesakaDepartment of Gastrointestinal Oncology, Osaka International Cancer Institute, Osaka, Japan.
Shinjiro YamaguchiDepartment of Gastroenterology, Kansai Rosai Hospital, Amagasaki, Japan.
Akira MaekawaDepartment of Internal Medicine, Osaka Police Hospital, Osaka, Japan.
Takuya YamadaDepartment of Gastroenterology, Osaka Rosai Hospital, Sakai, Japan.
Masashi YamamotoDepartment of Gastroenterology, Toyonaka Municipal Hospital, Toyonaka, Japan.
Shinji KitamuraDepartment of Gastroenterology, Sakai City Medical Center, Sakai, Japan.
Takuya InoueDepartment of Gastroenterology, Osaka General Medical Center, Osaka, Japan.
Shunsuke YamamotoDepartment of Gastroenterology, National Hospital Organization Osaka National Hospital, Osaka, Japan.
Takashi KizuDepartment of Gastroenterology, Yao Municipal Hospital, Yao, Japan.
Risato TakedaDepartment of Gastroenterology, Itami City Hospital, Itami, Japan.
Hideharu OgiyamaDepartment of Gastroenterology, Ikeda Municipal Hospital, Ikeda, Japan.
Katsumi YamamotoDepartment of Gastroenterology, Japan Community Healthcare Organization Osaka Hospital, Osaka, Japan.
Kenji AoiDepartment of Gastroenterology, Kaizuka City Hospital, Osaka, Japan.
Koji NagaikeDepartment of Gastroenterology, Suita Municipal Hospital, Suita, Japan.
Yasutaka SasaiDepartment of Gastroenterology, Otemae Hospital, Osaka, Japan.
Satoshi EgawaDepartment of Gastroenterology, Kinki Central Hospital, Itami, Japan.
Haruki AkamatsuDepartment of Gastroenterology, Higashiosaka City Medical Center, Higashiosaka, Japan.
Hiroyuki OgawaDepartment of Gastroenterology, Nishinomiya Municipal Central Hospital, Nishinomiya, Japan.
Masato KomoriDepartment of Gastroenterology, Hyogo Prefectural Nishinomiya Hospital, Nishinomiya, Japan.
Nishihara AkihiroDepartment of Gastroenterology, Minoh City Hospital, Minoh, Japan.
Takeo YoshiharaDepartment of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine, Suita, Japan.
Yoshiki TsujiiDepartment of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine, Suita, Japan.
Tetsuo TakeharaDepartment of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine, Suita, Japan. takehara@gh.med.osaka-u.ac.jp.ORCID 0000-0001-5036-3457

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWe developed a machine learning (ML) model to predict the risk of lymph node metastasis (LNM) in patients with early gastric cancer (EGC) who did not meet the existing Japanese endoscopic curability criteria and compared its performance with that of the most common clinical risk scoring system, the eCura system.

methodsWe used data from 4,042 consecutive patients with EGC from 21 institutions who underwent endoscopic submucosal dissection (ESD) and/or surgery between 2010 and 2021. All resected EGCs were histologically confirmed not to satisfy the current Japanese endoscopic curability criteria. Of all patients, 3,506 constituted the training cohort to develop the neural network-based ML model, and 536 constituted the validation cohort. The performance of our ML model, as measured by the area under the receiver operating characteristic curve (AUC), was compared with that of the eCura system in the validation cohort.

resultsLNM rates were 14% (503/3,506) and 7% (39/536) in the training and validation cohorts, respectively. The ML model identified patients with LNM with an AUC of 0.83 (95% confidence interval, 0.76-0.89) in the validation cohort, while the eCura system identified patients with LNM with an AUC of 0.77 (95% confidence interval, 0.70-0.85) (P = 0.006, DeLong's test).

conclusionsOur ML model performed better than the eCura system for predicting LNM risk in patients with EGC who did not meet the existing Japanese endoscopic curability criteria. We developed a neural network-based machine learning model that predicts the risk of lymph node metastasis in patients with early gastric cancer who did not meet the endoscopic curability criteria.

Indexed as

Lymphatic MetastasisMachine LearningStomach NeoplasmsAgedEndoscopic Mucosal ResectionFemaleHumansLymph NodesMaleMiddle AgedNeural Networks, ComputerRetrospective StudiesROC CurveArtificial intelligenceEarly gastric cancerEndoscopic submucosal dissectionLymph node metastasisMachine learning

Identifiers

PMID38795251
PMCPMC11335823

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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.