Table 3.
Vertical and horizontal distances between porion (Po) and external auditory meatus (EAM) of the downward-canted (right) and upward-canted (left) side
| Po-EAM distances | Group I | Group II-A | Group II-B | |
|---|---|---|---|---|
| Vertical | Right | 10.35 ± 3.17 | 10.98 ± 2.32 | 10.89 ± 2.53 |
| Left | 10.34 ± 2.41 | 10.99 ± 2.62 | 9.96 ± 2.21 | |
| Diff | 0.01 ± 2.28 | −0.01 ± 1.67 | 0.93 ± 1.45 | |
| p value | 0.985 | 0.981 | 0.001* | |
| Horizontal | Right | 2.28 ± 2.19 | 3.74 ± 2.64 | 2.38 ± 2.95 |
| Left | 2.37 ± 2.35 | 3.46 ± 2.08 | 3.05 ± 2.07 | |
| Diff | −0.09 ± 2.69 | 0.28 ± 1.96 | −0.67 ± 2.36 | |
| p value | 0.876 | 0.633 | 0.110 | |
Mean ± standard deviation, mm, paired t test
Po porion, EAM external auditory meatus, Diff difference between the right and left side distance, * denotes statistical difference (p < 0.05)