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. 2011 Apr;5(2):143–149.

Table 2.

Means (standard deviation) of ΔE of aged samples (2-way ANOVA, Bonferroni, P<.05).

	Post-aging	Post-bleaching	15 days after bleaching
Charisma	5.83 (1.7) ^a,A	3.91 (0.8) ^b,A	3.79 (0.9) ^b,A
Filltek Supreme Z350	2.04 (0.5) ^a,B	5.17 (0.8) ^a,A	3.54 (0.8) ^a,A
Heliomolar	4.48 (3.1) ^a,A	5.17 (0.8) ^a,A	5.18 (0.8) ^a,A

^*

Different letters, lower case letters on the line and capital letters in the column indicate statistically significant difference (P<.05).