Table 1.

Demographics.

	CHR			Controls
	N	Mean	S.D.	N	Mean	S.D.	t	p
Age	29	21.59	3.52	57	22.72	4.03	−1.34	0.18
Education (years)	29	14.41	2.37	57	14.58	2.49	−0.30	0.76
Maternal Education	29	15.10	2.60	54	15.22	3.04	−0.19	0.85
Paternal Education	29	16.00	2.78	53	15.25	3.20	1.11	0.27
Gender
Male	9	31.03%		18	31.58%
Female	20	68.97%		39	68.42%
Race
White	21	72.41%		33	57.89%
African-American	4	13.79%		12	21.05%
Other	4	13.79%		12	21.05%