Table 3 The distribution of the presence of a relationship between IAN and impacted MM3 roots according to the location of roots relative to IAN on CBCT images
| Â | PR | PA radiography | CBCT | Total | |||
|---|---|---|---|---|---|---|---|
Present | Absent | Present | Absent | Present | Absent | Â | |
Lingual | 29 (100%) | 0 (0%) | 28 (96.6%) | 1 (3.4%) | 29 (100%) | 0 (0%) | 29 (20.6%) |
Buccal | 44 (97.8%) | 1 (2.2%) | 21 (46.7%) | 24 (53.3%) | 19 (42.2%) | 26 (57.8%) | 45 (31.9%) |
Interradicular | 5 (83.3%) | 1 (16.7%) | 4 (66.7%) | 2 (33.3%) | 5 (83.3%) | 1 (16.7%) | 6 (4.3%) |
Inferior | 45 (73.8%) | 16 (26.2%) | 25 (41%) | 36 (59%) | 20 (%32.8) | 41 (%67.2) | 61 (43.3%) |
Total | 123 (87.2%) | 18 (12.8%) | 78 (55.3%) | 63 (44.7%) | 73 (%51.8) | 68 (%48.2) | 141 (100%) |