Table 1.

Demographics of Samples for Combined Schizophrenia Group (Schizophrenia and Schizoaffective) and Nonpsychotic Control Group

	Control	Schizophrenia	Test Statistic	P Value
Total N	117	98	n/a	n/a
Age [years] (±SD)	38.5 (13.5)	39.8 (13.0)	t = 0.705	.48
% Male	43.6	67.3	χ2 = 12.1	.00
Ethnicity
% White	58	47	χ2 = 2.7	.10
% Black	35	50	χ2 = 4.9	.03
% Other	7	3	n/a	n/a
% Smoker	28.2	33.7	χ2 = 3.26	.07
Taking medication
% Antidepressant	n/a	35.7	n/a	n/a
% Antipsychotic	n/a	82.7	n/a	n/a
% Mood stabilizer	n/a	15.3	n/a	n/a

Note: n/a, not available.