. Author manuscript; available in PMC: 2011 Jul 1.

Published in final edited form as: Schizophr Res. 2010 Jan 6;120(1-3):113–120. doi: 10.1016/j.schres.2009.12.004

Table 1.

Demographic Variables

Variable/Level	Sz Relatives N=367	Controls N=245	Difference Sz vs. Control¹
	mean with SD in parentheses
Age (years)	42.41 (14.02), range 18–79	43.07 (12.00), range 18–69	P=.69
Education (yrs)	13.77 (2.91)	15.01 (2.32)	P< .0001

Gender	number with % in parentheses
Male	163 (44.41%)	107 (43.67%)	P = .86
Female	204 (55.59%)	138 (56.33%)
Avoidant Personality Disorder	34 (9.4%)	5 (2%)	P<.001

Significance levels for group comparisons are adjusted for within family correlations