Table 1.

Demographic and global anatomical variables of the participants included in the study.

Variable Mean	HC	SZ	T	p-value
N	169	157
Age at scan (SD)	31.58 (9.25)	30.98 (9.1)	0.59	0.556
Sex (male/female)	116/53	118/39	(Fisher exact test)	0.219
Height	1.77 (0.089)	1.76 (0.092)	0.47	0.636
ICV (range: 0–1)	0.52 (0.188)	0.51 (0.175)	0.49	0.622
Total brain volume (range: 0–1)	0.50 (0.191)	0.48 (0.17)	1.16	0.247
Education (years)	11.57 (1.643)	10.63 (1.982)	4.63	5.4 10⁻⁶