Effect of hyposalivation on mastication and mandibular movements during speech

The aim of this study was to evaluate whether patients with hyposalivation present damaged mastication or mandibular movements during speech. Forty subjects composed 2 groups: control and hyposalivation. Masticatory performance was assessed with a silicon-based artificial material and a 10-sieve met...

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Main Authors: Simone Guimarães Farias Gomes, Altair Antoninha Del Bel Cury, Renata Cunha Matheus Rodrigues Garcia
Format: Article
Language:English
Published: Sociedade Brasileira de Pesquisa Odontológica 2011-08-01
Series:Brazilian Oral Research
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1806-83242011000400012
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author Simone Guimarães Farias Gomes
Altair Antoninha Del Bel Cury
Renata Cunha Matheus Rodrigues Garcia
author_facet Simone Guimarães Farias Gomes
Altair Antoninha Del Bel Cury
Renata Cunha Matheus Rodrigues Garcia
author_sort Simone Guimarães Farias Gomes
collection DOAJ
description The aim of this study was to evaluate whether patients with hyposalivation present damaged mastication or mandibular movements during speech. Forty subjects composed 2 groups: control and hyposalivation. Masticatory performance was assessed with a silicon-based artificial material and a 10-sieve method. Mandibular movements during speech were observed with a 3D jaw-tracking device. Data were analyzed with Student's t-test or the Mann-Whitney method (P < 0.05). The masticatory performance (mm) of control and hyposalivation were 4.40 ± 0.62 and 4.74 ± 1.34, respectively. Outcomes for speech movements (mm) were as follows: maximum vertical opening amplitude (10.8 ± 4.2; 9.9 ± 2.7) and displacements to the right (1.0 ± 0.8; 0.5 ± 0.6), left (1.8 ± 1.4; 2.3 ± 1.2), or anterior-posterior (2.8 ± 1.1; 2.9 ± 1.0) for control and hyposalivation, respectively. No statistical difference was found between groups for any variable. The results indicated that hyposalivation did not affect masticatory performance or mandibular movements during speech.
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spelling doaj.art-f2720f06efe74808a11f5ffe7ade52552022-12-21T23:14:37ZengSociedade Brasileira de Pesquisa OdontológicaBrazilian Oral Research1806-83242011-08-01254351356Effect of hyposalivation on mastication and mandibular movements during speechSimone Guimarães Farias GomesAltair Antoninha Del Bel CuryRenata Cunha Matheus Rodrigues GarciaThe aim of this study was to evaluate whether patients with hyposalivation present damaged mastication or mandibular movements during speech. Forty subjects composed 2 groups: control and hyposalivation. Masticatory performance was assessed with a silicon-based artificial material and a 10-sieve method. Mandibular movements during speech were observed with a 3D jaw-tracking device. Data were analyzed with Student's t-test or the Mann-Whitney method (P < 0.05). The masticatory performance (mm) of control and hyposalivation were 4.40 ± 0.62 and 4.74 ± 1.34, respectively. Outcomes for speech movements (mm) were as follows: maximum vertical opening amplitude (10.8 ± 4.2; 9.9 ± 2.7) and displacements to the right (1.0 ± 0.8; 0.5 ± 0.6), left (1.8 ± 1.4; 2.3 ± 1.2), or anterior-posterior (2.8 ± 1.1; 2.9 ± 1.0) for control and hyposalivation, respectively. No statistical difference was found between groups for any variable. The results indicated that hyposalivation did not affect masticatory performance or mandibular movements during speech.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1806-83242011000400012SalivaMasticationMandibleMovement
spellingShingle Simone Guimarães Farias Gomes
Altair Antoninha Del Bel Cury
Renata Cunha Matheus Rodrigues Garcia
Effect of hyposalivation on mastication and mandibular movements during speech
Brazilian Oral Research
Saliva
Mastication
Mandible
Movement
title Effect of hyposalivation on mastication and mandibular movements during speech
title_full Effect of hyposalivation on mastication and mandibular movements during speech
title_fullStr Effect of hyposalivation on mastication and mandibular movements during speech
title_full_unstemmed Effect of hyposalivation on mastication and mandibular movements during speech
title_short Effect of hyposalivation on mastication and mandibular movements during speech
title_sort effect of hyposalivation on mastication and mandibular movements during speech
topic Saliva
Mastication
Mandible
Movement
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1806-83242011000400012
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AT renatacunhamatheusrodriguesgarcia effectofhyposalivationonmasticationandmandibularmovementsduringspeech