A Clinical Study of the Effectiveness of Two Different 10% Carbamide Peroxide Bleaching Products: A 6-Month Followup

Autor: S. R. Grobler, A. Majeed, R. Hayward, R. J. Rossouw, M. H. Moola, T. J. van W. Kotze
Jazyk: angličtina
Rok vydání: 2011
Předmět:
Zdroj: International Journal of Dentistry, Vol 2011 (2011)
Druh dokumentu: article
ISSN: 1687-8728
1687-8736
DOI: 10.1155/2011/167525
Popis: The purpose of this study was to evaluate the efficacy of two different 10% carbamide peroxide bleaching products just after treatment and after a 6-month follow-up period. Methods. Two 10% carbamide peroxide products (Opalescence PF and Nite White ACP) were applied nightly for 14 days, according to the manufacturers' instructions. The color of teeth 11 and 21 of thirty-four subjects having A2 or darker teeth were measured with a spectrophotometer (L∗;a∗;b∗) before treatment, just after treatment (14 days) and after 6 months. Results and Conclusions. Both products produced significant whitening of teeth with total color change (ΔEab∗) of approximately 5.20 units. There was a significant improvement in all 3 color coordinates (L*,a*, and b∗) for up to 6 months postbleaching (P
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