Table 3. Morphometric variables compared between the sexes.

Variable	Male	Female	P-value
Distance from IOF to lower border of the right orbit	8.0 (7.0-9.0)	8.0 (7.0-9.0)	0.605
Distance from IOF to lower border of the left orbit	8.0 (6.5-9.0)	8.0 (7.0-9.0)	0.580
Distance from right IOF to anterior nasal spine	36.0 (34.0-38.5)	34.0 (32.37-36.0)	<0.001*
Distance from left IOF to anterior nasal spine	36.0 (34.0-38.0)	34.0 (32.5-35.5)	<0.001*
Height of right IOF	4.5 (4.0-5.0)	4.0 (4.0-5.0)	0.212
Height of left IOF	4.0 (4.0-5.0)	4.0 (3.5-4.12)	0.007*
Width of right IOF	4.0 (3.5-4.5)	4.0 (3.0-4.0)	0.004*
Width of left IOF	4.0 (3.5-4.5)	3.5 (3.0-4.0)	0.008*

IOF, infraorbital foramen. Mann-Whitney test, ^*Significance (P≤0.05).