Table 2.

Push-out bond strength values (MPa) with standard deviations after 24 h of artificial saliva storage. Different superscript upper letters indicate differences within the rows, different superscript lower letters indicate differences within the columns

	Control			EDC
Groups	Coronal	Middle	Apical	Coronal	Middle	Apical
EAR	17.8 ± 3.3Aa	14.5 ± 2.3Aa	13.9 ± 3.2Aa	17.5 ± 4.8Aa	14.7 ± 4.9Aa	12.2 ± 4.3Aa
SE	18.8 ± 7.5Aa	15.8 ± 3.9Aa	12.9 ± 4.8Aa	18.0 ± 5.2Aa	13.6 ± 4.5Aa	12.0 ± 4.6Aa
SA	19.0 ± 5.6Aa	13.7 ± 3.3 A,B a	9.7 ± 3.2B a	20.5 ± 6.9Aa	12.6 ± 4 A,B,a	11.2 ± 4.3Ba