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The number of samples and mode of failure frequency of the veneer failure modalities in each experimental group.
| Fracture Types | Group I | Group II | Group III | Total |
|---|---|---|---|---|
| Type I: Ceramic fracture | 6 (66.7%) | 4 (44.4%) | 5 (55.6%) | 15 (55.5%) |
| Type II: Combined ceramic and tooth fracture | 3 (33.3%) | 2 (22.2%) | 3 (33.3%) | 8 (29.6%) |
| Type III: Root fracture | 0 (0.0%) | 3 (33.3%) | 1 (11.1%) | 4 (14.8%) |
| Total | 9 (100.0%) | 9 (100.0%) | 9 (100.0%) | 27 (100.0%) |
