Table 1. Demographics characteristics of the samples of healthy adults and people with schizophrenia.

	Patients (n=534)	Control (n=635)	F/ χ2	P-value
Age (years)	39.2 (10.5)	41.9 (13.5)	14.7	<0.001
Education (years)	12.9 (2.9)	15.14 (3.1)	167.3	<0.001
Gender M/F ratio	66.5%/33.5%	44.7%/55.3%	55.4	<0.001

Means provided with s.d. in parentheses with the exception of gender for which percentages are provided. Bold font denotes large effect size, Cohen's d>0.80.