Table 2.

Comparison of bacterial biofilm on unpolished tiles among the three cleaning methods using the ANOVA test.

Bacterial strain	Cleaning method	N	Mean	Standard error	P value
Staphylococci	Lacalut cleaning tablet	13	1.25 × 103	4.05 × 102	0.657
	Brushing with CHX toothpaste	13	8.76 × 102	1.797 × 102
	Combination	13	6.88 × 102	8.32 × 101
Staphylococcus aureus	Lacalut cleaning tablet	13	6.15 × 102	1.55 × 102	0.865
	Brushing with CHX toothpaste	13	5.23 × 102	1.49 × 102
	Combination	13	4.07 × 102	4.62 × 101
Staphylococcus epidermidis	Lacalut cleaning tablet	13	6.38 × 102	3.55 × 102	0.795
	Brushing with CHX toothpaste	13	3.23 × 102	6.39 × 101
	Combination	13	2.80 × 102	6.68 × 101
Streptococci	Lacalut cleaning tablet	13	1.40 × 105	2.49 × 104	0.496
	Brushing with CHX toothpaste	13	1.34 × 105	3.79 × 104
	Combination	13	1.02 × 105	1.71 × 104
Total anaerobic bacteria	Lacalut cleaning tablet	13	7.35 × 105	1.26 × 105	0.405
	Brushing with CHX toothpaste	13	5.64 × 105	7.90 × 104
	Combination	13	5.16 × 105	5.87 × 104