Table 3.
Investigation of disc and joint disorders as defined by the location of the bifid mandibular condyle.
| Condylar position | ||||||
| Unilateral | Bilateral | p | ||||
| n | % | n | % | |||
| Degeneration of the TMJ disc | ||||||
| None | 4 | 23.53 | 3 | 25.00 | 0.927 | |
| Present | 13 | 76.47 | 9 | 75.00 | ||
| Displacement of the TMJ disc | ||||||
| None | 13 | 76.47 | 8 | 66.67 | 0.561 | |
| Present | 4 | 23.53 | 4 | 33.33 | ||
| Deformation of the TMJ disc | ||||||
| None | 10 | 58.82 | 9 | 75.00 | 0.367 | |
| Present | 7 | 41.18 | 3 | 25.00 | ||
| Degenerative osteoarthritis of the TMJ | ||||||
| None | 16 | 94.12 | 11 | 91.67 | 0.798 | |
| Present | 1 | 5.88 | 1 | 8.33 | ||
| Effusion of the TMJ | ||||||
| None | 10 | 58.82 | 7 | 58.33 | 0.979 | |
| Present | 7 | 41.18 | 5 | 41.67 | ||
| Subluxation of the TMJ | ||||||
| None | 15 | 88.24 | 9 | 75.00 | 0.353 | |
| Present | 2 | 11.76 | 3 | 25.00 | ||
| Temporomandibular disorders | ||||||
| None | 3 | 17.65 | 2 | 16.67 | 0.945 | |
| Present | 14 | 82.35 | 10 | 83.33 | ||
Chi-square test was used. TMJ: Temporomandibular joint.