International Journal of Dentistry / 2020 / Article / Tab 2

Research Article

Is Deterioration of Surface Properties of Resin Composites Affected by Filler Size?

Table 2

Mean (SD) of gloss of all material tested before and after tooth-brushing abrasion of 20,000 cycles.

MaterialGloss (initial)Gloss (after tooth-brushing abrasion)

Sp80.90 (0.70)a51.10 (0.44)a
I176.50 (0.52)b23.40 (0.39)b
I275.95 (0.52)b,e16.90 (0.48)c
I374.03 (0.22)c8.68 (0.63)d
I472.30 (0.29)d5.85 (0.33)e
I575.18 (0.34)e14.70 (0.56)f
I672.73 (0.46)d11.98 (0.59)g
TC84.30 (0.47)f61.33 (1.10)h

Within each column, similar superscripts indicate no significant difference (). Within each group, represent significant differences before and after tooth-brushing abrasion.

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