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Effect of Powered Toothbrushing and Dental Flossing Sequence on Dental Plaque Removal
Sponsor: Lokman Hekim University
Summary
This randomized crossover clinical trial evaluated whether the sequence of powered toothbrushing and dental flossing affects dental plaque removal. Forty-six systemically and periodontally healthy participants were randomly assigned to one of two oral hygiene sequences. In Group 1, participants performed powered toothbrushing followed by dental flossing during the first period and dental flossing followed by powered toothbrushing during the second period. Group 2 performed the same procedures in the opposite order. The two intervention periods were separated by a 15-day washout period, with professional prophylaxis performed to standardize oral hygiene conditions. Dental plaque was assessed before and after the oral hygiene procedures using the Plaque Index (PI) and the Turesky modification of the Quigley-Hein Plaque Index (TQHPI). The study aimed to determine whether performing powered toothbrushing before or after dental flossing results in greater plaque removal.
Official title: Does the Sequence of Powered Toothbrushing and Dental Flossing Affect Dental Plaque Removal? A Randomized Crossover Clinical Trial
Key Details
Gender
All
Age Range
18 Years - 30 Years
Study Type
INTERVENTIONAL
Enrollment
46
Start Date
2026-05-02
Completion Date
2026-07-15
Last Updated
2026-07-30
Healthy Volunteers
Yes
Conditions
Interventions
Powered Toothbrushing
Participants will perform oral hygiene using a powered toothbrush according to the standardized study protocol. The intervention will be applied as part of the assigned brushing-flossing sequence.
Dental Flossing
Participants will perform interdental cleaning using dental floss according to the standardized study protocol. The intervention will be applied as part of the assigned brushing-flossing sequence.
Locations (1)
Lokman Hekim University Faculty of Dentistry
Ankara, Turkey (Türkiye)