Table 2. Groups in this study.
| Group (Total = 36) | Preparation depth | Artificial aging (Chewing simulation, Thermocycling) |
|---|---|---|
| N5 | 0.5 mm (n = 6) | X |
| N7 | 0.7 mm (n = 6) | |
| N9 | 0.9 mm (n = 6) | |
| N5 | 0.5 mm (n = 6) | O |
| N7 | 0.7 mm (n = 6) | |
| N9 | 0.9 mm (n = 6) |
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