Influence of different surface treatment on bonding of metal and ceramic Orthodontic Brackets to CAD-CAM all ceramic materials

Table 3 One-Way Analysis of Variance of Mean shear bond strength of Metal and Ceramic Brackets groups

Group	Bracket	Source	SS	MS	F	p
LD-CAD		Between Groups	354.249	88.562	811.840	0.000*
	Metal	Within Groups	7.393	0.164
		Total	361.641
		Between Groups	276.330	69.082	581.606	0.000*
	Ceramic	Within Groups	5.345	0.119
		Total	281.675
PIC		Between Groups	220.650	55.163	470.145	0.000*
	Metal	Within Groups	5.280	0.117
		Total	225.930
		Between Groups	187.220	46.805	323.547	0.000*
	Ceramic	Within Groups	6.510	0.145
		Total	193.730
ZLS		Between Groups	227.919	56.980	178.484	0.000*
	Metal	Within Groups	14.366	0.319
		Total	242.285
		Between Groups	265.401	66.350	549.456	0.000*
	Ceramic	Within Groups	5.434	0.121
		Total	270.835
5 YZP		Between Groups	210.719	52.680	496.693	0.000*
	Metal	Within Groups	4.773	0.106
		Total	215.492
		Between Groups	92.979	23.245	196.515	0.000*
	Ceramic	Within Groups	5.323	0.118
		Total	98.302

ISSN: 1472-6831