Table 2.
Reasons for replacing amalgam restorations.
| Amalgam Restoration N = 261 |
Molars |
Premolars |
Total | ||||
|---|---|---|---|---|---|---|---|
|
n = 191 (73%) |
n = 70 (27%) |
||||||
|
Cl I |
Cl II |
MOD |
Cl I |
Cl II |
MOD |
||
| n = 97 | n = 66 | n = 28 | n = 21 | n = 30 | n = 19 | ||
| Aesthetics | 48 | 14 | 6 | 14 | 3 | 5 | 90 (34%) |
| Ditching/discoloration | 29 | 9 | 3 | 2 | 4 | 2 | 49 (19%) |
| Secondary caries | 7 | 11 | 7 | 2 | 10 | 5 | 42 (16%) |
| Fracture (tooth/restoration) | 3 | 19 | 6 | – | 7 | 3 | 38 (15%) |
| Proximal overhang/open contact | – | 8 | 3 | – | 6 | 3 | 20 (8%) |
| Pain/sensitivity | 9 | 5 | 2 | 2 | – | 1 | 19 (7%) |
| Loss of anatomy | 1 | – | 1 | 1 | – | – | 3 (1%) |