Influence of the Culture Medium in Dose-Response Effect of the Chlorhexidine on Streptococcus mutans Biofilms

Table 1

% means and standard deviations of dry weight in the biofilms growth according to the treatments.

Groups	Dry weight (mg)
	MH	MHS	UTYEB
Baseline 48 h	2.13 (1.03)	2.25 (0.29)	3.05 (0.26)
Baseline 120 h	1.75 (0.29)	2.50 (0.82)	20.49 (9.51)
CHX 0.0001%	2.00 (0.18)	2.23 (0.39)	15.20 (5.02)
CHX 0.001%	1.48 (0.31)	1.98 (0.74)	18.04 (5.42)
CHX 0.012%	1.43 (0.37)	1.10 (0.23)	13.19 (2.05)
CHX 0.12%	0.75 (0.29)	0.88 (0.25)	2.30 (0.82)

Means within lines followed by distinct capital letters and those in columns followed by lower case letters differ statistically by Tukey test ( < 0.05).