Table 4.

Influence of MI diameter, deformation, and metallic alloy on the flexural strength (multiple linear regression analysis)

Regression model n = 280	Unstandardized coefficients		Standardized coefficients	t	p	Partial R²	R²
Regression model n = 280	B	SE	Beta	t	p	Partial R²	R²
(Constant)	1620.53	116.82		13.87	< 0.001*		0.932
Diameter	168.64	2.87	0.91	58.65	< 0.001*	0.835
Deformation	14.45	1.15	0.19	− 15.55	< 0.001*	0.058
Metallic alloy	− 17.88	1.15	− 0.24	12.56	< 0.001*	0.038

*Statistically significant at p < 0.05