Accelerated Aging Effects on Color Change, Translucency Parameter, and Surface Hardness of Resin Composites

Table 2

Means and standard deviations for differences in , , , and (, , and ; baseline minus after accelerated aging).

Resin composites
Filtek Z250	-3.98 (1.41)^A	-0.08 (0.63^A	4.11 (3.65)^A	3.96 (1.26)^A
Tetric N-Ceram	-3.11 (1.09)^AB	-0.85 (0.30^B	3.77 (1.38)^A	3.52 (0.81)^A
Charisma Smart	-2.70 (1.26)^B	-0.21 (0.24^A	0.48 (1.20)^B	2.11 (0.77)^B
Herculite Classic	-2.69 (1.60)^B	-1.65 (0.20)^C	-3.87 (1.28)^C	4.17 (0.62)^A
Escom100	-5.21 (1.02)^C	^D	7.47 (0.97)^D	5.90 (0.66)^C

Different capital letters represent statistically significant differences in each column ().