| Criteria | Control restoration (Control restoration) | Hall PMC |
---|---|---|---|
Clinical failure | Irreversible pulpitis | 3 | 1 |
 | Dental abscess, requiring pulpotomy or extraction | 12 | 2 |
 | Restoration loss; tooth unrestorable | 2 | 0 |
Radiographic failure with no clinical signs | Pulp therapy carried out, but no record in notes | 1 | 0 |
 | Internal resorption | 1 | 0 |
Total | Â | 19 | 3 |