International Scholarly Research Notices

Research Article

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

Table 3

Showing mean difference in surface roughness ( , m) among various subgroups of group I—conventional glass ionomer cement (GC Fuji II).
SubgroupSubgroupSurface roughness ( , m)
Mean difference( value)Significance
Subgroup IA (Control)Subgroup IB−0.11 <0.001HS
Subgroup IC−0.28<0.001HS
Subgroup ID−0.97<0.001HS
Subgroup IE−1.38<0.001HS