Mean vickers hardness of the three resins.

Table 2: Mean vickers hardness of the three resins.

		Structure 2 SC (BR)	Evolux PMMA (MR)	Cosmos Temp (PR)
Vickers Hardness (VHN)	24h	32.27^aA	32.34^aA	10.90^Bb
Vickers Hardness (VHN)	60d	33.96^aA	29.84^aA	15.40^bC

*Different lowercase letter indicates statistically significant difference between materials; Different uppercase letters indicate statistically significant difference between aging conditions.