Evidence map›Paper›PMID 34830682›Full record

ArticleJournal of clinical medicine2021

Estimating Cervical Vertebral Maturation with a Lateral Cephalogram Using the Convolutional Neural Network.

Eun-Gyeong Kim, Il-Seok Oh, Jeong-Eun So, Junhyeok Kang, Van Nhat Thang Le, Min-Kyung Tak, Dae-Woo Lee

Abstract read
In one paragraph

Article in Journal of clinical medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 4 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

26 citing papers in PubMed, 4 syntheses or guidelines pooled it.

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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.

Eun-Gyeong KimDivision of Computer Science and Engineering, Jeonbuk National University, Jeonju 54907, Korea.
Il-Seok OhDivision of Computer Science and Engineering, Jeonbuk National University, Jeonju 54907, Korea.
Jeong-Eun SoDivision of Computer Science and Engineering, Jeonbuk National University, Jeonju 54907, Korea.
Junhyeok KangDivision of Computer Science and Engineering, Jeonbuk National University, Jeonju 54907, Korea.
Van Nhat Thang LeDepartment of Pediatric Dentistry, Research Institute of Clinical Medicine, Jeonbuk National University, Jeonju 54907, Korea.ORCID 0000-0001-7232-9196
Min-Kyung TakDepartment of Pediatric Dentistry, Research Institute of Clinical Medicine, Jeonbuk National University, Jeonju 54907, Korea.
Dae-Woo LeeDepartment of Pediatric Dentistry, Research Institute of Clinical Medicine, Jeonbuk National University, Jeonju 54907, Korea.ORCID 0000-0002-9942-2400

Funding

National Research Foundation of Korea No.2019R1F1A1063522National Research Foundation of Korea No.2020R1F1A1072484
6 · The paper itself

Abstract

Recently, the estimation of bone maturation using deep learning has been actively conducted. However, many studies have considered hand-wrist radiographs, while a few studies have focused on estimating cervical vertebral maturation (CVM) using lateral cephalograms. This study proposes the use of deep learning models for estimating CVM from lateral cephalograms. As the second, third, and fourth cervical vertebral regions (denoted as C2, C3, and C4, respectively) are considerably smaller than the whole image, we propose a stepwise segmentation-based model that focuses on the C2-C4 regions. We propose three convolutional neural network-based classification models: a one-step model with only CVM classification, a two-step model with region of interest (ROI) detection and CVM classification, and a three-step model with ROI detection, cervical segmentation, and CVM classification. Our dataset contains 600 lateral cephalogram images, comprising six classes with 100 images each. The three-step segmentation-based model produced the best accuracy (62.5%) compared to the models that were not segmentation-based.

Indexed as

bone maturationcervical vertebrae maturationdeep learninglateral cephalogram

Identifiers

PMID34830682
PMCPMC8620598

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LicenceCC BY
Read underepoch 390

Registered trials

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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.