Research Article
Association between the Anatomy of the Mandibular Canal and Facial Types: A Cone-Beam Computed Tomography Analysis
Table 3
Analysis of the association between the prevalence of anatomical variations of the mandibular canal and facial type (independent of side).
| | Variable | Facial type | value | | Total | Brachyfacial | Mesofacial | Dolichofacial | | (%) | (%) | (%) | (%) |
| | Location: independent of side | 1 | 169 (48.7) | 68 (65.4) | 98 (55.4) | 3 (4.5) | <0.0001 | | 2 | 116 (33.4) | 15 (14.4) | 56 (31.6) | 45 (68.2) | | 3 | 62 (17.9) | 21 (20.2) | 23 (13.0) | 18 (27.3) |
| | Bifid type: independent of side | I | 38 (11.0) | 18 (17.3) | 12 (6.8) | 8 (12.1) | 0.0032 | | II | 19 (5.5) | 3 (2.9) | 7 (4.0) | 9 (13.6) | | III. | 3 (0.9) | 0 (0.0) | 3 (1.7) | 0 (0.0) | | IV | 2 (0.6) | 0 (0.0) | 1 (0.6) | 1 (1.5) | | Absent | 285 (82.1) | 83 (79.8) | 154 (87.0) | 48 (72.7) |
| | Anterior loop type: independent of side | A | 155 (44.7) | 46 (44.2) | 78 (44.1) | 31 (47.0) | 0.7553 | | B | 98 (28.2) | 26 (25.0) | 56 (31.6) | 16 (24.2) | | C | 85 (24.5) | 30 (28.8) | 38 (21.5) | 17 (25.8) | | Absent | 9 (2.6) | 2 (1.9) | 5 (2.8) | 2 (3.0) |
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