Table 2.

Means and (standard deviation) of the degree of conversion obtained with the different time of curing and light cure unit tested, on the respective surface analyzed.

	Top	Base
G1 (QTH 20s)	56,29 (3,9)Aa	48,11 (4,31)Ba	*
G2 (QTH 40s)	53,14 (3,19)Aa	48,12 (3,83)Ba
G3 (LED 20s)	50,36 (6,05)Aa	43,27 (3,82)Ba
G4 (LED 40s)	45,99 (3,46)Aa	44,49 (2,12)Ba

Different letters represents significant statistical difference.

Means followed by distinct capital letters in the same row, and distinct small letters in the same column, are significantly different at P<.05

^*represents statistical difference between the light cure units