TABLE 1. Biofilm percent means from internal and external surfaces of upper and lower dentures.

Denture	Surface
	Internal			External
	Bitufo	Medic Denture	Colgate	Bitufo	Medic Denture	Colgate
Upper	13,30	12.09	12.42	12.81	13.22	13.41
Lower	19.13	18.49	18.61	11.53	10.49	10.47