. 2020 Sep 7;25(4):2203–2211. doi: 10.1007/s00784-020-03534-8

Table 2.

Multiple linear regression analysis with maximum implant failure strength (N) as dependent variable and implantoplasty, implant type/design, diameter, and material as predictors

Parameter		Coefficient	95% Confidence interval		p value
Parameter		Coefficient	Lower	Upper	p value
Implantoplasty	No	0.0			< 0.001
Implantoplasty	Yes	− 82.90	− 97.40	− 68.40	< 0.001
Implant type/design	Bone level	0.0			< 0.001
Implant type/design	Tissue level	− 139.96	− 154.46	− 125.46	< 0.001
Implant diameter	Narrow	0.0			< 0.001
Implant diameter	Regular	347.28	332.74	361.82	< 0.001
Implant material	Ti	0.0			0.473
Implant material	TiZr	5.27	− 9.23	19.77	0.473

Ti (titanium) and TiZr (titanium zirconium) alloy. Bold values indicate statistical significance