Table 6: Biofilm accumulation at baseline and 10 days after using chlorhexidine 0.12% or S. terebinthifolius mouthwashes. Values are expressed as means ± standard deviations.

Experimental arm  
S. terebinthifolius mouthwash  
( )
Control arm  
Chlorhexidine 0.12%  
( )
P value

SOHI baseline 0.1998*
SOHI after 10 days 0.0418*

Mann-Whitney test; Wilcoxon test.
Different letters in the same column/row indicate statistically significant differences.