Evidence map›Paper›PMID 33011879›Full record

ArticleEuropean radiology2021

Diagnostic performance for pulmonary adenocarcinoma on CT: comparison of radiologists with and without three-dimensional convolutional neural network.

Masahiro Yanagawa, Hirohiko Niioka, Masahiko Kusumoto, Kazuo Awai, Mitsuko Tsubamoto, Yukihisa Satoh, Tomo Miyata, Yuriko Yoshida, Noriko Kikuchi, Akinori Hata and 5 more

Abstract read
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In one paragraph

Article in European radiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 2 pooled it
1.8field-weighted citation impact, top 12% 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

13 citing papers in PubMed, 2 syntheses or guidelines pooled it, 32 citations in OpenAlex.

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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

15 authors at 3 institutions in 1 country.

Masahiro YanagawaDepartment of Radiology, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka, Suita City, Osaka, 565-0871, Japan. m-yanagawa@radiol.med.osaka-u.ac.jp.ORCID http://orcid.org/0000-0002-0911-6769
Hirohiko NiiokaInstitute for Datability Science, Osaka University, 2-8 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Masahiko KusumotoDepartment of Diagnostic Radiology, National Cancer Center Hospital, 5-1-1 Tsukiji, Chuo-ku, Tokyo, Japan.
Kazuo AwaiDepartment of Diagnostic Radiology, Graduate School of Biomedical and Health Science, Hiroshima University, 1-2-3 Kasumi, Minami-ku, Hiroshima, 734-8551, Japan.
Mitsuko TsubamotoDepartment of Future Diagnostic Radiology, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Yukihisa SatohDepartment of Radiology, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Tomo MiyataDepartment of Radiology, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Yuriko YoshidaDepartment of Radiology, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Noriko KikuchiDepartment of Radiology, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Akinori HataDepartment of Radiology, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Shohei YamasakiGraduate School of Information Science and Technology, Osaka University, 1-5, Yamadaoka, Suita, Osaka, 565-0871, Japan.
Shoji KidoDepartment of Artificial Intelligence Diagnostic Radiology, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Hajime NagaharaInstitute for Datability Science, Osaka University, 2-8 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Jun MiyakeGraduate School of Engineering, Osaka University, 2-8 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
Noriyuki TomiyamaDepartment of Radiology, Graduate School of Medicine, Osaka University, 2-2 Yamadaoka, Suita City, Osaka, 565-0871, Japan.
The University of Osaka · JPHiroshima University · JPNational Cancer Center Hospital East · JP

Funding

a Grant-in-Aid for Scientific Research (C) JP18K07713
6 · The paper itself

Abstract

objectivesTo compare diagnostic performance for pulmonary invasive adenocarcinoma among radiologists with and without three-dimensional convolutional neural network (3D-CNN).

methodsEnrolled were 285 patients with adenocarcinoma in situ (AIS, n = 75), minimally invasive adenocarcinoma (MIA, n = 58), and invasive adenocarcinoma (IVA, n = 152). A 3D-CNN model was constructed with seven convolution-pooling and two max-pooling layers and fully connected layers, in which batch normalization, residual connection, and global average pooling were used. Only the flipping process was performed for augmentation. The output layer comprised two nodes for two conditions (AIS/MIA and IVA) according to prognosis. Diagnostic performance of the 3D-CNN model in 285 patients was calculated using nested 10-fold cross-validation. In 90 of 285 patients, results from each radiologist (R1, R2, and R3; with 9, 14, and 26 years of experience, respectively) with and without the 3D-CNN model were statistically compared.

resultsWithout the 3D-CNN model, accuracy, sensitivity, and specificity of the radiologists were as follows: R1, 70.0%, 52.1%, and 90.5%; R2, 72.2%, 75%, and 69%; and R3, 74.4%, 89.6%, and 57.1%, respectively. With the 3D-CNN model, accuracy, sensitivity, and specificity of the radiologists were as follows: R1, 72.2%, 77.1%, and 66.7%; R2, 74.4%, 85.4%, and 61.9%; and R3, 74.4%, 93.8%, and 52.4%, respectively. Diagnostic performance of each radiologist with and without the 3D-CNN model had no significant difference (p > 0.88), but the accuracy of R1 and R2 was significantly higher with than without the 3D-CNN model (p < 0.01).

conclusionsThe 3D-CNN model can support a less-experienced radiologist to improve diagnostic accuracy for pulmonary invasive adenocarcinoma without deteriorating any diagnostic performances. KEY POINTS: • The 3D-CNN model is a non-invasive method for predicting pulmonary invasive adenocarcinoma in CT images with high sensitivity. • Diagnostic accuracy by a less-experienced radiologist was better with the 3D-CNN model than without the model.

Indexed as

Adenocarcinoma of LungLung NeoplasmsHumansNeural Networks, ComputerRadiologistsTomography, X-Ray ComputedArtificial intelligenceDeep learningLung cancer

Identifiers

PMID33011879
OpenAlexW3091675969

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.