Evidence map›Paper›PMID 33967273›Full record

ArticleScientific reports2021

A method for utilizing automated machine learning for histopathological classification of testis based on Johnsen scores.

Yurika Ito, Mami Unagami, Fumito Yamabe, Yozo Mitsui, Koichi Nakajima, Koichi Nagao, Hideyuki Kobayashi

Registry-linked trialAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06765512 (Artificial Intelligence-Based Machine Learning to Classify Adenomyosis from Ultrasound Scans), which is not on this map. Cited by 28 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing 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.

NCT06765512 active not recruitingnot on this mapstarted 2024, after this paper: background citation

Artificial Intelligence-Based Machine Learning to Classify Adenomyosis from Ultrasound Scans: a Multicentre Model Development Study

TypeobservationalSponsorCARE Fertility UKRan2024 to 2026Enrolled10,000ConditionsAdenomyosis of UterusArmsuse of deep learning and automated machine learning to diagnose and classify adenomyosis
3 · Its place in the literature

Who cites it

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

  1. Pooled it
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  20. Male infertility.Nature reviews. Disease primers · 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

7 authors.

Yurika ItoDepartment of Urology, Toho University School of Medicine, 6-11-1, Omori-Nishi, Ota-ku, Tokyo, 143-8541, Japan.
Mami UnagamiDepartment of Urology, Toho University School of Medicine, 6-11-1, Omori-Nishi, Ota-ku, Tokyo, 143-8541, Japan.
Fumito YamabeDepartment of Urology, Toho University School of Medicine, 6-11-1, Omori-Nishi, Ota-ku, Tokyo, 143-8541, Japan.
Yozo MitsuiDepartment of Urology, Toho University School of Medicine, 6-11-1, Omori-Nishi, Ota-ku, Tokyo, 143-8541, Japan.
Koichi NakajimaDepartment of Urology, Toho University School of Medicine, 6-11-1, Omori-Nishi, Ota-ku, Tokyo, 143-8541, Japan.
Koichi NagaoDepartment of Urology, Toho University School of Medicine, 6-11-1, Omori-Nishi, Ota-ku, Tokyo, 143-8541, Japan.
Hideyuki KobayashiDepartment of Urology, Toho University School of Medicine, 6-11-1, Omori-Nishi, Ota-ku, Tokyo, 143-8541, Japan. hideyukk@med.toho-u.ac.jp.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We examined whether a tool for determining Johnsen scores automatically using artificial intelligence (AI) could be used in place of traditional Johnsen scoring to support pathologists' evaluations. Average precision, precision, and recall were assessed by the Google Cloud AutoML Vision platform. We obtained testicular tissues for 275 patients and were able to use haematoxylin and eosin (H&E)-stained glass microscope slides from 264 patients. In addition, we cut out of parts of the histopathology images (5.0 × 5.0 cm) for expansion of Johnsen's characteristic areas with seminiferous tubules. We defined four labels: Johnsen score 1-3, 4-5, 6-7, and 8-10 to distinguish Johnsen scores in clinical practice. All images were uploaded to the Google Cloud AutoML Vision platform. We obtained a dataset of 7155 images at magnification 400× and a dataset of 9822 expansion images for the 5.0 × 5.0 cm cutouts. For the 400× magnification image dataset, the average precision (positive predictive value) of the algorithm was 82.6%, precision was 80.31%, and recall was 60.96%. For the expansion image dataset (5.0 × 5.0 cm), the average precision was 99.5%, precision was 96.29%, and recall was 96.23%. This is the first report of an AI-based algorithm for predicting Johnsen scores.

Indexed as

Machine LearningAdultAutomation, LaboratoryAzoospermiaColoring AgentsEosine Yellowish-(YS)HematoxylinHistocytochemistryHumansInfertility, MaleMaleSeminiferous TubulesSpermatidsSpermatocytesSpermatogoniaColoring AgentsEosine Yellowish-(YS)Hematoxylin

Identifiers

PMID33967273
PMCPMC8107178

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Registered trials

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.