Research Article

Change in Surface Roughness of Esthetic Restorative Materials after Exposure to Different Immersion Regimes in a Cola Drink

Table 2

Shows the division of the samples into respective groups and further subgroups according to the immersion protocol.

GroupsSubgroup A
(control)
Subgroup B
1 immersion/day
Subgroup C
3 immersions/day
Subgroup D
5 immersions/day
Subgroup E
10 immersions/day

I10 samples10 samples10 samples10 samples10 samples
II10 samples10 samples10 samples10 samples10 samples
III10 samples10 samples10 samples10 samples10 samples
IV10 samples10 samples10 samples10 samples10 samples