Speech changes produced by upper orthodontic retainers

Not Applicable

• Conditions: C07.793.494; E06.658.578; Speech changes; orthodontic retainer, malocclusion; C23.550.291.937

• Registration Number: RBR-2v3k6r
• Lead Sponsor: Faculdade de Odontologia de Bauru - USP

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2016-01-29
• Last Update Posted: 29 May 2023

Recruitment & Eligibility

• Status: Recruitment completed
• Sex: Not specified
• Target Recruitment: Not specified

Inclusion Criteria

Brazilians who speak the native Portuguese; acceptable sagittal occlusal relationship, with molars class I or variations of up to ¼ of II or III class.

Exclusion Criteria

Presence of cross bite, open bite, overbite greater than 50%, overjet greater than 4 mm, crowding greater than 2 mm and multiple anterior diastema; orthodontic treatment recently finalized (less than 1 year); recently used upper orthodontic retainer (less than 2 months); presence of ankyloglossia; presence of TMD; presence of previous change in speech.

Study & Design

• Study Type: Intervention
• Study Design: Not specified