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Periapical status of root-filled teeth as related to the quality of the coronal restoration combined with the quality of the endodontic treatment
| Endodontic treatment | Coronal restoration | PAI 1 n (%) |
|---|---|---|
| Adequate | Adequate | 508/658 (77.2) |
| Adequate | Inadequate | 171/264 (64.7) |
| Inadequate | Adequate | 116/502 (23.1) |
| Inadequate | Inadequate | 41/776 (5.2) |
