Evidence map›Paper›PMID 31980977›Full record

ArticleEsophagus : official journal of the Japan Esophageal Society2020

Application of artificial intelligence using convolutional neural networks in determining the invasion depth of esophageal squamous cell carcinoma.

Yoshitaka Tokai, Toshiyuki Yoshio, Kazuharu Aoyama, Yoshimasa Horie, Shoichi Yoshimizu, Yusuke Horiuchi, Akiyoshi Ishiyama, Tomohiro Tsuchida, Toshiaki Hirasawa, Yuko Sakakibara and 4 more

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in Esophagus : official journal of the Japan Esophageal Society, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 59 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
59citing papers in PubMed, 4 pooled it
18.0field-weighted citation impact, top 1% 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

59 citing papers in PubMed, 4 syntheses or guidelines pooled it, 113 citations in OpenAlex.

  1. The role of artificial intelligence in the endoscopic diagnosis of esophageal cancer: a systematic review and meta-analysis.Diseases of the esophagus : official journal of the International Society for Diseases of the Esophagus · 2023
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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

14 authors at 7 institutions in 1 country.

Yoshitaka TokaiDepartment of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research, 3-8-31, Ariake, Koto, Tokyo, 135-8550, Japan.ORCID 0000-0002-3370-4405
Toshiyuki YoshioDepartment of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research, 3-8-31, Ariake, Koto, Tokyo, 135-8550, Japan. toshiyuki.yoshio@jfcr.or.jp.
Kazuharu AoyamaAI Medical Service Inc., Toshima, Tokyo, Japan.
Yoshimasa HorieDepartment of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research, 3-8-31, Ariake, Koto, Tokyo, 135-8550, Japan.
Shoichi YoshimizuDepartment of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research, 3-8-31, Ariake, Koto, Tokyo, 135-8550, Japan.
Yusuke HoriuchiDepartment of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research, 3-8-31, Ariake, Koto, Tokyo, 135-8550, Japan.
Akiyoshi IshiyamaDepartment of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research, 3-8-31, Ariake, Koto, Tokyo, 135-8550, Japan.
Tomohiro TsuchidaDepartment of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research, 3-8-31, Ariake, Koto, Tokyo, 135-8550, Japan.
Toshiaki HirasawaDepartment of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research, 3-8-31, Ariake, Koto, Tokyo, 135-8550, Japan.
Yuko SakakibaraDepartment of Gastroenterology, Osaka National Hospital, Osaka, Japan.
Takuya YamadaDepartment of Gastroenterology, Osaka Rosai Hospital, Sakai, Osaka, Japan.
Shinjiro YamaguchiDepartment of Gastroenterology, Kansai Rosai Hospital, Amagasaki, Hyogo, Japan.
Junko FujisakiDepartment of Gastroenterology, Cancer Institute Hospital, Japanese Foundation for Cancer Research, 3-8-31, Ariake, Koto, Tokyo, 135-8550, Japan.
Tomohiro TadaAI Medical Service Inc., Toshima, Tokyo, Japan.
Japanese Foundation For Cancer Research · JPToshima Hospital · JPKansai Rosai Hospital · JPOsaka National Hospital · JPOsaka Rosai Hospital · JPThe Cancer Institute Hospital · JPToho University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesIn Japan, endoscopic resection (ER) is often used to treat esophageal squamous cell carcinoma (ESCC) when invasion depths are diagnosed as EP-SM1, whereas ESCC cases deeper than SM2 are treated by surgical operation or chemoradiotherapy. Therefore, it is crucial to determine the invasion depth of ESCC via preoperative endoscopic examination. Recently, rapid progress in the utilization of artificial intelligence (AI) with deep learning in medical fields has been achieved. In this study, we demonstrate the diagnostic ability of AI to measure ESCC invasion depth.

methodsWe retrospectively collected 1751 training images of ESCC at the Cancer Institute Hospital, Japan. We developed an AI-diagnostic system of convolutional neural networks using deep learning techniques with these images. Subsequently, 291 test images were prepared and reviewed by the AI-diagnostic system and 13 board-certified endoscopists to evaluate the diagnostic accuracy.

resultsThe AI-diagnostic system detected 95.5% (279/291) of the ESCC in test images in 10 s, analyzed the 279 images and correctly estimated the invasion depth of ESCC with a sensitivity of 84.1% and accuracy of 80.9% in 6 s. The accuracy score of this system exceeded those of 12 out of 13 board-certified endoscopists, and its area under the curve (AUC) was greater than the AUCs of all endoscopists.

conclusionsThe AI-diagnostic system demonstrated a higher diagnostic accuracy for ESCC invasion depth than those of endoscopists and, therefore, can be potentially used in ESCC diagnostics.

Indexed as

AgedAged, 80 and overArea Under CurveArtificial IntelligenceDeep LearningEndoscopic Mucosal ResectionEsophageal NeoplasmsEsophageal Squamous Cell CarcinomaFemaleHumansJapanMaleMiddle AgedNeoplasm InvasivenessNeural Networks, ComputerOutcome Assessment, Health CareArtificial intelligenceEsophageal cancerSquamous cell carcinoma

Identifiers

PMID31980977
OpenAlexW3002683649

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.