Table 2.

Comparative analysis of the measurements performed in brain MRIs from male and female subjects

Point	Coordinate	Sex	Mean ± SD	Mean difference (95% CI)	p value
IVF_A	Y	Male	– 1.53 ± 1.321	– 0.269 (– 0.526; – 0.012)	0.040
		Female	– 1.26 ± – 1.237
	Z	Male	4.58 ± 1.588	– 0.441 (– 0.762; – 0.120)	0.007
		Female	5.02 ± 1.637
IVF_P	Y	Male	– 5.47 ± 1.830	– 0.550 (– 0.917; – 0.182)	0.003
		Female	– 4.92 ± 1.853
	Z	Male	6.69 ± 1.406	– 0.069 (– 0.392; 0.254)	0.675
		Female	6.76 ± 1.879
MB	Y	Male	– 9.05 ± 1.186	– 0.850 (– 1.171; – 0.529)	< 0.001
		Female	– 8.20 ± 1.054
	Z	Male	– 6.91 ± 1.957	0.164 (– 0.332; 0.659)	0.514
		Female	– 7.08 ± 1.392
IF	Y	Male	– 0.71 ± 1.617	– 0.373 (– 0.826; 0.079)	0.105
		Female	– 0.34 ± 1.571
	Z	Male	– 13.51 ± 1.840	– 0.183 (– 0.692; 0.327)	0.480
		Female	– 13.32 ± 1.741
BA	Y	Male	– 10.41 ± 2.306	– 1.074 (– 1.699; – 0.450)	0.001
		Female	– 9.34 ± 2.049
	Z	Male	– 13.75 ± 4.580	0.378 (– 0.823; 1.580)	0.535
		Female	– 14.12 ± 3.703
ON	Y	Male	– 15.04 ± 1.737	– 1.513 (– 1.855; – 1.172)	< 0.001
		Female	– 13.52 ± 1.669
	Z	Male	– 10.94 ± 1.961	0.470 (0.118; 0.822)	0.009
		Female	– 11.41 ± 1.435

IVF_A: midline projection of the anterior border of the interventricular foramen; IVF_P: midline projection of the posterior border of the interventricular foramen; MB: mammillary bodies anterosuperior portion; IF: most inferior point of the infundibular recess; BA: most superior point of the basilar artery or its midline projection when it was lateralized; ON: midline projection of the emergence of the oculomotor nerve. Measurements are presented in millimeters. Statistically significant p values in bold