Bleaching efficacy with two protocols in adults

Not Applicable

• Conditions: dentin sensitivity; C07.793.266

• Registration Number: RBR-6g4mj6
• Lead Sponsor: niversidade Federal do Amazonas

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2018-07-06
• Last Update Posted: 29 May 2023

Recruitment & Eligibility

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

Inclusion Criteria

To be included in this study participants had to be aged 18 years or over and had good general and oral health; participants should have at least 6 anterior maxillary sound teeth; at least 1 shade C2 or darker central incisor as assessed by value-oriented shade guide (VITA classical, Vita Lumin, Vita Zahnfabrik, Bad Säckingen, Germany).

Exclusion Criteria

Participants with restorations on the labial surface of their anterior teeth and non-carious cervical lesions; with full crowns or veneers; gingival recession; teeth treated endodontically or with spontaneous tooth pain; with internal tooth discoloration; teeth that had fluorosis; pregnant or lactating or had bruxism habits.

Study & Design

• Study Type: Intervention
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Color differences between the baseline condition and post-bleaching (1 week and 1 month) will be assessed by Vita Classical and Bleachedguide Vita shade guide as well as with the Vita Easyshade spectrophotometer; data will be presented as means and standard deviations

Secondary Outcome Measures

Name	Time	Method
umber of patients that report spontaneous pain in any moment of the bleaching protocol and up to 48 h post-bleaching, through self-report; this number will be presented as percentage of patients with tooth sensitivity and will be named absolute risk of tooth sensitivity;The intensity of tooth sensitivity will be assessed using the visual analogue scale (VAS 0-10) and will be presented as means and standard deviations in different periods (during dental bleaching, up to 1 h, 1 h to 24 h and 24 h to 48 h post-bleaching)