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Results of Two-way ANOVA for comparison of mean change in ΔE values of Group A, Group B and Group C specimens after 21 days, relative to baseline (p<0.05)
| Source | Type III Sum of Squares | Df | Mean Square | F | Significance |
|---|---|---|---|---|---|
| GROUP | 11.935 | 2 | 5.967 | 2.234 | .117 |
| SUBG | 2212.466 | 1 | 2212.466 | 828.387 | .000 |
| GROUP * SUBG | 10.119 | 2 | 5.060 | 1.894 | .160 |
| Error | 144.224 | 54 | 2.671 | ||
| Total | 5383.372 | 60 | |||
| Corrected Total | 2378.743 | 59 |
