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OBJECTIVE The primary purpose of this randomized, controlled, six-week clinical trial was to determine the effectiveness and safety of a new whitening dentifrice in removing extrinsic tooth stain and whitening teeth. An additional two-week exploratory study was conducted to determine whether the whitening or stain-prevention activity of the dentifrice would(More)
OBJECTIVES The purpose of this study was to determine the plaque removal effectiveness of a new powered toothbrush and compare it to that of a manual brush. METHODS This examiner-blind, randomized study used a cross-over design. Sixty-two (62) qualifying subjects were randomly assigned either to the powered brush (Arm & Hammer Spinbrush™ Truly Radiant™(More)
OBJECTIVES The purpose of this study was to determine the safety and plaque-reducing effectiveness of a newly designed manual toothbrush compared to that of a leading marketed toothbrush and a reference standard manual toothbrush control. METHODS This examiner-blind, randomized, single-use study used a cross-over design. Sixty-eight qualifying male and(More)
OBJECTIVE The purpose of this study was to determine the plaque removal effectiveness of a new children's powered toothbrush and compare it to that of a manual brush. METHODS This examiner-blind, randomized study used a cross-over design. One-hundred and five qualifying male and female subjects (52 ages 8-12 and 53 ages 13-17) were randomly assigned(More)