Clinical and Microbiological Evaluation of Brazilian Red Propolis Containing-Dentifrice in Orthodontic Patients: A Randomized Clinical Trial

Table 1

Reduction in the number of colony-forming units (CFU) of Gram-negative bacteria and S. mutans in the saliva samples verified on the groups.

Toothpaste		D0	D28	value^a	Δ	value^b
Dilution 1 : 10
Gram	G1	0.95 ± 0.63	1.42 ± 0.79	0.001	0.47 ± 0.78	<0.001
	G2	1.17 ± 0.62	0.56 ± 0.52	<0.001	−0.60 ± 0.54
S. mutans	G1	1.06 ± 0.62	1.06 ± 0.83	0.869	0.01 ± 0.73	0.001
	G2	0.99 ± 0.62	0.46 ± 0.46	<0.001	−0.54 ± 0.58
Dilution 1 : 100
Gram	G1	0.97 ± 0.68	1.44 ± 0.83	0.005	0.46 ± 0.88	<0.001
	G2	1.22 ± 0.55	0.60 ± 0.50	<0.001	−0.61 ± 0.55
S. mutans	G1	0.95 ± 0.53	1.05 ± 0.82	0.421	−0.02 ± 0.23	0.019
	G2	0.87 ± 0.58	0.58 ± 0.26	0.002	0.12 ± 0.33

^aWilxocon test; ^bMann–Whitney test (mean ± DP). Measured as CFU (log₁₀).