. Author manuscript; available in PMC: 2009 May 20.

Published in final edited form as: Schizophr Res. 2008 May 27;102(1-3):181–188. doi: 10.1016/j.schres.2008.04.019

Table 1.

Demographic data for schizophrenic (SZ) and normal control (NC) subjects

	SZ subjects (n=27)	NC subjects (n=32)	Student t-test (two-tailed)

			t	df	P
Sex ratio (% male)	100	100
Age (y)	39.1±9.1	42.4±8.4	1.47	58	0.15
Socioeconomic status (SES)^a	3.9±1.1	2.4±1.2	−4.92	57	0.01
Parental SES	3.1±1	2.6±1.3	−1.61	53	0.11
Handedness	0.77±0.21	0.77±0.21	0.012	57	0.99
Chlorpromazine equivalent (CPZ)	453.9±343.1