Association between dental agenesis and facial morphology. A cross-sectional study in France.

<h4>Purpose</h4>Knowing the features of dental evolution and facial morphology, marked by an increase in the prevalence of agenesis and a tendency towards verticalization of the face, the main objective of this cross-sectional observational study was to assess the correlation between the...

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Main Authors: Damien Brézulier, Pierre Raimbault, Sylvie Jeanne, Tiphaine Davit-Béal, Guy Cathelineau
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2024-01-01
Series:PLoS ONE
Online Access:https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0314404&type=printable
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author Damien Brézulier
Pierre Raimbault
Sylvie Jeanne
Tiphaine Davit-Béal
Guy Cathelineau
author_facet Damien Brézulier
Pierre Raimbault
Sylvie Jeanne
Tiphaine Davit-Béal
Guy Cathelineau
author_sort Damien Brézulier
collection DOAJ
description <h4>Purpose</h4>Knowing the features of dental evolution and facial morphology, marked by an increase in the prevalence of agenesis and a tendency towards verticalization of the face, the main objective of this cross-sectional observational study was to assess the correlation between the occurrence of agenesis (of 3rd molars or other teeth) and facial morphology in the French population.<h4>Methods</h4>The study was conducted at the University Hospital of Rennes, France, from June 2022 to October 2022. Patients aged 12-18 years who underwent a global orthodontic assessment were included. Data collected from medical examinations, panoramic, anteroposterior, and lateral x-rays were analyzed for cephalometric and dental features. The association between morphological parameters and agenesis of wisdom teeth or other teeth was assessed by univariate and multivariate analysis.<h4>Results</h4>The study included 259 patients, of whom 89 presented agenesis. Logistic regression analyses identified several morphological parameters associated with agenesis. In the multivariate model, a negative correlation was found between tooth agenesis and FMA (OR = 0.85; p < 0. 001), facial axis (OR = 0.92; p = 0.040), and a positive one with SNB (OR = 1.17; p = 0.023), ANS-Xi-Pm (OR = 1.12; p = 0.013).<h4>Conclusion</h4>This study highlights the correlation between agenesis occurrence and specific cephalometric parameters in the French population. The findings suggest that transverse constriction of the maxilla, facial divergence, and anterior projection of the chin symphysis are associated with agenesis. Trial registration number: Opinion n°22.103, dated 06.04.2022.
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spelling doaj-art-e730bf738ff7431187490102e572235d2025-08-20T02:39:15ZengPublic Library of Science (PLoS)PLoS ONE1932-62032024-01-011912e031440410.1371/journal.pone.0314404Association between dental agenesis and facial morphology. A cross-sectional study in France.Damien BrézulierPierre RaimbaultSylvie JeanneTiphaine Davit-BéalGuy Cathelineau<h4>Purpose</h4>Knowing the features of dental evolution and facial morphology, marked by an increase in the prevalence of agenesis and a tendency towards verticalization of the face, the main objective of this cross-sectional observational study was to assess the correlation between the occurrence of agenesis (of 3rd molars or other teeth) and facial morphology in the French population.<h4>Methods</h4>The study was conducted at the University Hospital of Rennes, France, from June 2022 to October 2022. Patients aged 12-18 years who underwent a global orthodontic assessment were included. Data collected from medical examinations, panoramic, anteroposterior, and lateral x-rays were analyzed for cephalometric and dental features. The association between morphological parameters and agenesis of wisdom teeth or other teeth was assessed by univariate and multivariate analysis.<h4>Results</h4>The study included 259 patients, of whom 89 presented agenesis. Logistic regression analyses identified several morphological parameters associated with agenesis. In the multivariate model, a negative correlation was found between tooth agenesis and FMA (OR = 0.85; p < 0. 001), facial axis (OR = 0.92; p = 0.040), and a positive one with SNB (OR = 1.17; p = 0.023), ANS-Xi-Pm (OR = 1.12; p = 0.013).<h4>Conclusion</h4>This study highlights the correlation between agenesis occurrence and specific cephalometric parameters in the French population. The findings suggest that transverse constriction of the maxilla, facial divergence, and anterior projection of the chin symphysis are associated with agenesis. Trial registration number: Opinion n°22.103, dated 06.04.2022.https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0314404&type=printable
spellingShingle Damien Brézulier
Pierre Raimbault
Sylvie Jeanne
Tiphaine Davit-Béal
Guy Cathelineau
Association between dental agenesis and facial morphology. A cross-sectional study in France.
PLoS ONE
title Association between dental agenesis and facial morphology. A cross-sectional study in France.
title_full Association between dental agenesis and facial morphology. A cross-sectional study in France.
title_fullStr Association between dental agenesis and facial morphology. A cross-sectional study in France.
title_full_unstemmed Association between dental agenesis and facial morphology. A cross-sectional study in France.
title_short Association between dental agenesis and facial morphology. A cross-sectional study in France.
title_sort association between dental agenesis and facial morphology a cross sectional study in france
url https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0314404&type=printable
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