Table 4.
Fracture types in endocrown premolars
| Premolar | Failure type I | Failure type II | Failure type III |
|---|---|---|---|
| Maxillary, 2 mm | 4 | 4 | 2 |
| Mandibular, 2 mm | 0 | 5 | 5 |
| Maxillary, 4 mm | 3 | 2 | 5 |
| Mandibular, 4 mm | 3 | 1 | 6 |
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