Plaque Index of Quigley and Hein, the Turesky modification
TMQHPI
Analyzing TMQHPI at 21 days, no statistically significant difference between test—and control dentifrice was found (3.5 ± 0.9 and 3.8 ± 1.0, respectively) (When assessing TMQHPI, the inter-examiner agreement varied from 75%-100% (k 0.6–1.0), regarded as substantial agreement to near perfect inter-examiner agreement. Intra-examiner agreement varied from 95%-100% (k 0.9–1.0), regarded as near perfect intra-examiner agreement.No adverse side effects were reported. At day 21, nine out of 20 (45%) of the participants responded in the interview that they “did not like” the taste of the dentifrice.