Table 3.
Height, length, diameter and angle of bifid mandibular canals (BMCs) by gender and type
| Distribution groups | Height (mm) | Length (mm) | Diameter (mm) | Angle (°) |
|---|---|---|---|---|
| Total sample | 6.3 ± 4.1a | 7.1 ± 3.7a | 1.6 ± 0.7a | 30.7 ± 23.3a |
| Gender | ||||
| Male (n = 57) | 6.9 ± 4.4 | 7.3 ± 3.8 | 1.7 ± 0.6 | 32.6 ± 21.9 |
| Female (n = 54) | 5.6 ± 3.6 | 6.8 ± 3.6 | 1.5 ± 0.8 | 28.9 ± 24.8 |
| Type of BMC | ||||
| Forward canal (n = 43) | 5.0 ± 3.7 | 7.4 ± 4.1 | 1.5 ± 0.4 | 22.0 ± 18.7 |
| Retromolar (n = 40) | 8.4 ± 3.4 | 6.9 ± 2.8 | 1.6 ± 0.7 | 39.0 ± 24.6 |
| Dental (n = 19) | 3.2 ± 1.7 | 6.3 ± 4.0 | 2.0 ± 1.1 | 35.2 ± 20.5 |
| Buccolingual (n = 6) | 12.3 ± 4.6 | 10.1 ± 3.7 | 1.5 ± 0.7 | 12.0 ± 15.1 |
| Superior (n = 3) | 4.5 ± 0.7 | 4.6 ± 1.9 | 0.7 ± 0.2 | 66.8 ± 21.5 |
| p = 0.019b | p = 0.154 | p = 0.000b | p = 0.000b |
a
Mean ± standard deviation.
b
p < 0.05 (one-factor analysis of variance).