Influence of screw channel angulation on reverse torque value and fracture resistance in monolithic zirconia restorations after thermomechanical cycling: an in-vitro study

Table 1 P values for Shapiro-Wilk and Levene’s tests

Groups		0°	15°	25°
Factors		0°	15°	25°
Normality (Shapiro-Wilk test)	Fracture resistance	0.8972	0.5242	0.2848
Normality (Shapiro-Wilk test)	Mean percentage of reverse torque	0.9662	0.1590	0.2767
Equality of variances (Levene’s test)	Compressive force fracture	0.045
Equality of variances (Levene’s test)	Mean percentage of revers torque	0.151

ISSN: 1472-6831