Table 3.
Complications associated with PFM and metal crowns (N = 296).
| Complication | PFM Crown N (%) |
Metal Crown N (%) |
|
|---|---|---|---|
| Pain | |||
| Yes | 17 (7.3) | 6 (9.4) | |
| No | 215 (92.7) | 58 (90.6) | |
| Caries | |||
| Yes | 1 (0.4) | 0 (0.0) | |
| No | 231 (99.6) | 64 (100.0) | |
| Heavy occlusion | |||
| Yes | 8 (3.4) | 4 (6.3) | |
| No | 224 (96.6) | 60 (93.8) | |
| Endodontic/Periapical pathology | |||
| Yes | 5 (2.2) | 1 (1.6) | |
| No | 227 (97.8) | 63 (98.4) | |
| Restoration fracture | |||
| Yes | 2 (0.9) | 0 (0.0) | |
| No | 230 (99.1) | 64 (100.0) | |
| Defective margin | |||
| Yes | 6 (2.6) | 2 (3.1) | |
| No | 226 (97.4) | 62 (96.9) | |
| Periodontal disease | |||
| Yes | 13 (5.6) | 8 (12.5) | |
| No | 219 (94.4) | 56 (87.5) |