A Clinical Study of the Effectiveness of Two Different 10% Carbamide Peroxide Bleaching Products: A 6-Month Followup
Figure 1
Opalescence (Opa) and Nite White (NW). The 25th percentile, median, and 75th percentile differences in the values between the baseline (before treatment) and after treatment (14 days) and between baseline and after 6 months.