International Journal of Clinical Preventive Dentistry

Indexed in /covered by CAS, KoreaScience & DOI/Crossref:eISSN 2287-6197   pISSN 1738-8546

Table. 4.

Table. 4.

Evaluation of staining substance inhibitory ability (n=3)

Control group Experimental group 1 Experimental group 1 p-value
Coffee DE 27.33±0.11a 27.81±0.36a 4.96±0.13b <0.05
Tea DE 20.43±0.16a 20.77±0.21a 2.56±0.03b <0.05
Wine DE 15.62±1.36a 15.95±0.21a 1.76±0.09b <0.05

Values are presented as mean±standard deviation. By the independent one-way ANOVA test at α=0.05. a,b: Same letters means there is no significant difference by student’s t (p<0.05).

Int J Clin Prev Dent 2020;16:192-9
© 2020 Int J Clin Prev Dent