| Reason recorded why crown not fitted | Tooth | Number |
|---|---|---|
| "extra cusp on maxillary Ds, couldn't get crown to fit without major adjustments" | 64 | 1 |
| "patient unable to cooperate, very nervous" | 64 | 1 |
| "couldn't get crown to fit" | 54 | 1 |
| "all (crowns) were too big" | 54 | 1 |
| Total | 4 |