A Basic Study for Predicting Dysphagia in Panoramic X-ray Images Using Artificial Intelligence (AI) Part 2: Analysis of the Position of the Hyoid Bone on Panoramic Radiographs

Background: Oral frailty is associated with systemic frailty. The vertical position of the hyoid bone is important when considering the risk of dysphagia. However, dentists usually do not focus on this position. Purpose: To create an AI model for detection of the position of the vertical hyoid bone....

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Main Authors: Yukiko Matsuda, Emi Ito, Migiwa Kuroda, Kazuyuki Araki, Wataru Nakada, Yoshihiko Hayakawa
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Eng
Subjects:
Online Access:https://www.mdpi.com/2673-4117/4/4/145
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author Yukiko Matsuda
Emi Ito
Migiwa Kuroda
Kazuyuki Araki
Wataru Nakada
Yoshihiko Hayakawa
author_facet Yukiko Matsuda
Emi Ito
Migiwa Kuroda
Kazuyuki Araki
Wataru Nakada
Yoshihiko Hayakawa
author_sort Yukiko Matsuda
collection DOAJ
description Background: Oral frailty is associated with systemic frailty. The vertical position of the hyoid bone is important when considering the risk of dysphagia. However, dentists usually do not focus on this position. Purpose: To create an AI model for detection of the position of the vertical hyoid bone. Methods: In this study, 1830 hyoid bone images from 915 panoramic radiographs were used for AI learning. The position of the hyoid bone was classified into six types (Types 0, 1, 2, 3, 4, and 5) based on the same criteria as in our previous study. Plan 1 learned all types. In Plan 2, the five types other than Type 0 were learned. To reduce the number of groupings, three classes were formed using combinations of two types in each class. Plan 3 was used for learning all three classes, and Plan 4 was used for learning the two classes other than Class A (Types 0 and 1). Precision, recall, f-values, accuracy, and areas under the precision–recall curves (PR-AUCs) were calculated and comparatively evaluated. Results: Plan 4 showed the highest accuracy and PR-AUC values, of 0.93 and 0.97, respectively. Conclusions: By reducing the number of classes and not learning cases in which the anatomical structure was partially invisible, the vertical hyoid bone was correctly detected.
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spelling doaj.art-d45d1c3e7b444cb48002202681802dc02023-12-22T14:06:14ZengMDPI AGEng2673-41172023-10-01442542255210.3390/eng4040145A Basic Study for Predicting Dysphagia in Panoramic X-ray Images Using Artificial Intelligence (AI) Part 2: Analysis of the Position of the Hyoid Bone on Panoramic RadiographsYukiko Matsuda0Emi Ito1Migiwa Kuroda2Kazuyuki Araki3Wataru Nakada4Yoshihiko Hayakawa5Division of Radiology, Department of Oral Diagnostic Sciences, Showa University School of Dentistry, 2-1-1 Kitasenzoku, Ohta-ku, Tokyo 145-8515, JapanDivision of Radiology, Department of Oral Diagnostic Sciences, Showa University School of Dentistry, 2-1-1 Kitasenzoku, Ohta-ku, Tokyo 145-8515, JapanDivision of Radiology, Department of Oral Diagnostic Sciences, Showa University School of Dentistry, 2-1-1 Kitasenzoku, Ohta-ku, Tokyo 145-8515, JapanDivision of Radiology, Department of Oral Diagnostic Sciences, Showa University School of Dentistry, 2-1-1 Kitasenzoku, Ohta-ku, Tokyo 145-8515, JapanDepartment of Engineering on Intelligent Machines & Biomechanics, School of Regional Innovation & Social Design Engineering, Faculty of Engineering, Kitami Institute of Technology, 165 Koencho, Kitami 090-8507, Hokkaido, JapanDepartment of Engineering on Intelligent Machines & Biomechanics, School of Regional Innovation & Social Design Engineering, Faculty of Engineering, Kitami Institute of Technology, 165 Koencho, Kitami 090-8507, Hokkaido, JapanBackground: Oral frailty is associated with systemic frailty. The vertical position of the hyoid bone is important when considering the risk of dysphagia. However, dentists usually do not focus on this position. Purpose: To create an AI model for detection of the position of the vertical hyoid bone. Methods: In this study, 1830 hyoid bone images from 915 panoramic radiographs were used for AI learning. The position of the hyoid bone was classified into six types (Types 0, 1, 2, 3, 4, and 5) based on the same criteria as in our previous study. Plan 1 learned all types. In Plan 2, the five types other than Type 0 were learned. To reduce the number of groupings, three classes were formed using combinations of two types in each class. Plan 3 was used for learning all three classes, and Plan 4 was used for learning the two classes other than Class A (Types 0 and 1). Precision, recall, f-values, accuracy, and areas under the precision–recall curves (PR-AUCs) were calculated and comparatively evaluated. Results: Plan 4 showed the highest accuracy and PR-AUC values, of 0.93 and 0.97, respectively. Conclusions: By reducing the number of classes and not learning cases in which the anatomical structure was partially invisible, the vertical hyoid bone was correctly detected.https://www.mdpi.com/2673-4117/4/4/145AI modeldysphagiapanoramic radiographvertical hyoid bone position
spellingShingle Yukiko Matsuda
Emi Ito
Migiwa Kuroda
Kazuyuki Araki
Wataru Nakada
Yoshihiko Hayakawa
A Basic Study for Predicting Dysphagia in Panoramic X-ray Images Using Artificial Intelligence (AI) Part 2: Analysis of the Position of the Hyoid Bone on Panoramic Radiographs
Eng
AI model
dysphagia
panoramic radiograph
vertical hyoid bone position
title A Basic Study for Predicting Dysphagia in Panoramic X-ray Images Using Artificial Intelligence (AI) Part 2: Analysis of the Position of the Hyoid Bone on Panoramic Radiographs
title_full A Basic Study for Predicting Dysphagia in Panoramic X-ray Images Using Artificial Intelligence (AI) Part 2: Analysis of the Position of the Hyoid Bone on Panoramic Radiographs
title_fullStr A Basic Study for Predicting Dysphagia in Panoramic X-ray Images Using Artificial Intelligence (AI) Part 2: Analysis of the Position of the Hyoid Bone on Panoramic Radiographs
title_full_unstemmed A Basic Study for Predicting Dysphagia in Panoramic X-ray Images Using Artificial Intelligence (AI) Part 2: Analysis of the Position of the Hyoid Bone on Panoramic Radiographs
title_short A Basic Study for Predicting Dysphagia in Panoramic X-ray Images Using Artificial Intelligence (AI) Part 2: Analysis of the Position of the Hyoid Bone on Panoramic Radiographs
title_sort basic study for predicting dysphagia in panoramic x ray images using artificial intelligence ai part 2 analysis of the position of the hyoid bone on panoramic radiographs
topic AI model
dysphagia
panoramic radiograph
vertical hyoid bone position
url https://www.mdpi.com/2673-4117/4/4/145
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