Table 1.

General characteristics of schizophrenia patients and healthy control subjects

Demographic and clinical variables	SCH n = 151	HC n = 194	p valuea
Age (years)	37.84 (11.56)	39.22 (11.95)	0.28
Female (%)	54 %	47 %	0.30
Education (years)	12.67 (3.80)	13.67 (3.35)	0.09
Ethnicity (Caucasian)	100 %	100 %	1.00
Disease duration (years)	12.24 (9.22)	–	–
Number of previous episodes	5.47 (4.66)	–	–

SCH schizophrenia patients, HC healthy control subjects

^aANOVA test