Table 3.
The results of two-way ANOVA on the shear bond strength (MPa)
| Source | SS | df | MS | F | P |
|---|---|---|---|---|---|
| Zirconia primer (Z) | 1.238 | 1 | 1.238 | 0.102 | 0.754 |
| Core material (C) | 291.019 | 2 | 145.510 | 11.954 | 0.001 |
| Z×C | 14.154 | 2 | 7.077 | 0.581 | 0.569 |
| Error | 219.107 | 18 | 12.173 | ||
| Total | 9321.880 | 24 |
SS: Sum of square, MS: Mean square, df: Degree of freedom, Z×C: Effect of the interaction between zirconia primer and core material