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Perforations and near misses before and after the availability of CBCT for challenging cases
| Outcome | Number | % |
|---|---|---|
| Before | ||
| Perforations | 11 | 34.4 |
| Near misses | 6 | 18.7 |
| Safe | 15 | 46.9 |
| Total sites | 32 | 100.0 |
| After | ||
| Perforations | 6 | 18.7 |
| Near misses | 6 | 18.7 |
| Safe | 20 | 62.5 |
| Total sites | 32 | 100.0 |
