Correlation between different boundaries used in upper airway assessment

Abstract Background The aim of this study was to evaluate the correlation of the volume and minimum axial area (MAA) measurements between different upper and lower boundaries used for oropharyngeal airway assessment. Methods Cone Beam Computed Tomography (CBCT) scans of 49 subjects taken for pre-ort...

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Main Authors: Gediz Aksoz, Hakan El, J. Martin Palomo
Format: Article
Language:English
Published: BMC 2025-01-01
Series:BMC Oral Health
Subjects:
Online Access:https://doi.org/10.1186/s12903-024-05402-3
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author Gediz Aksoz
Hakan El
J. Martin Palomo
author_facet Gediz Aksoz
Hakan El
J. Martin Palomo
author_sort Gediz Aksoz
collection DOAJ
description Abstract Background The aim of this study was to evaluate the correlation of the volume and minimum axial area (MAA) measurements between different upper and lower boundaries used for oropharyngeal airway assessment. Methods Cone Beam Computed Tomography (CBCT) scans of 49 subjects taken for pre-orthognathic surgical planning were obtained retrospectively from the archives (n = 49; 32 females, 17 males; mean age = 20.9 ± 5.22). Volume and MAA of the oropharyngeal airway were measured in 32 different airway segmentations created with four different upper and eight different lower boundaries using the Dolphin3D (Dolphin Imaging & Management Solutions, Chatsworth, California, ABD) software. All measurements were performed by the same examiner and were repeated 2 weeks apart. The correlation between the measurements was evaluated with the Pearson correlation test. Intra-observer reliability was calculated with the intra-class correlation coefficient. Results Volume and MAA showed excellent intra-observer reliability (0.997 and 0.999 intraclass correlation coefficients, respectively) and a high level of positive correlation (r = 0.896–0.999, and r = 0.859-1.00, respectively) for all the measurements. Conclusions All measurements between different lower and upper boundaries showed a high correlation. It was found that the lower and upper limits assessed in this study can be used safely in future upper airway studies according to the study design.
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spelling doaj-art-291d6a9edac24a15a86e1aa31a9ccb3e2025-01-05T12:48:26ZengBMCBMC Oral Health1472-68312025-01-0125111210.1186/s12903-024-05402-3Correlation between different boundaries used in upper airway assessmentGediz Aksoz0Hakan El1J. Martin Palomo2Faculty of Dentistry, Department of Orthodontics, Hacettepe UniversityFaculty of Dentistry, Department of Orthodontics, Hacettepe UniversityDepartment of Orthodontics, Case Western Reserve University School of Dental MedicineAbstract Background The aim of this study was to evaluate the correlation of the volume and minimum axial area (MAA) measurements between different upper and lower boundaries used for oropharyngeal airway assessment. Methods Cone Beam Computed Tomography (CBCT) scans of 49 subjects taken for pre-orthognathic surgical planning were obtained retrospectively from the archives (n = 49; 32 females, 17 males; mean age = 20.9 ± 5.22). Volume and MAA of the oropharyngeal airway were measured in 32 different airway segmentations created with four different upper and eight different lower boundaries using the Dolphin3D (Dolphin Imaging & Management Solutions, Chatsworth, California, ABD) software. All measurements were performed by the same examiner and were repeated 2 weeks apart. The correlation between the measurements was evaluated with the Pearson correlation test. Intra-observer reliability was calculated with the intra-class correlation coefficient. Results Volume and MAA showed excellent intra-observer reliability (0.997 and 0.999 intraclass correlation coefficients, respectively) and a high level of positive correlation (r = 0.896–0.999, and r = 0.859-1.00, respectively) for all the measurements. Conclusions All measurements between different lower and upper boundaries showed a high correlation. It was found that the lower and upper limits assessed in this study can be used safely in future upper airway studies according to the study design.https://doi.org/10.1186/s12903-024-05402-3CBCTPharyngeal airwayUpper airwayVolumeMinimum axial area
spellingShingle Gediz Aksoz
Hakan El
J. Martin Palomo
Correlation between different boundaries used in upper airway assessment
BMC Oral Health
CBCT
Pharyngeal airway
Upper airway
Volume
Minimum axial area
title Correlation between different boundaries used in upper airway assessment
title_full Correlation between different boundaries used in upper airway assessment
title_fullStr Correlation between different boundaries used in upper airway assessment
title_full_unstemmed Correlation between different boundaries used in upper airway assessment
title_short Correlation between different boundaries used in upper airway assessment
title_sort correlation between different boundaries used in upper airway assessment
topic CBCT
Pharyngeal airway
Upper airway
Volume
Minimum axial area
url https://doi.org/10.1186/s12903-024-05402-3
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