Table 2. Mean, Standard Deviation of the Shear Bond Strength (MPa) .

Repair System	Substrate Groups	Surface Treatments, Mean±(SD)
		No Surface Treatment	Air Abrasion	Er,Cr: YSGG Laser	N
Ceramic Repair N	Group I	5.55 ± (0.10) e	10.41 ± (0.38) b	6.38 ± (0.23) d	5
	Group II	7.20 ± (0.48) d	13.74 ± (1.28) a	11.24 ± (0.31) b	5
	Group III	4.48 ± (0.35) e	8.24 ± (0.33) c	6.36 ± (0.42) d	5
Cimara	Group I	2.84 ± (0.27) f	6.91 ± (0.48) d	6.00 ± (0.39) d	5
	Group II	6.49 ± (0.62) d	12.64 ± (0.36) a	10.90 ± (0.07) b	5
	Group III	3.48 ± (0.35) e	8.02 ± (0.33) c	5.03 ± (0.42) e	5

Abbreviation: SD, standard deviation.

Number of samples = 5; Different letters are statistically significantly different according to Tukey’s test.