Table 1.

Characteristics of the Nonaffective Psychosis and Control Subjects

	Psychosis (N = 41)	Control (N = 41)	P Value
Age (y), mean (SD)	29.2 (9.2)	28.2 (6.6)	0.572
Male/female	28/13	28/13	1.000
Ethnicity (% Caucasian)	87.8%	90.2%	1.000
Body mass index, mean (SD)	22.9 (4.1)	23.9 (3.1)	0.225
Number of cigarettes per day, mean (SD)	8.8 (9.6)	6.7 (8.6)	0.294
Residing in the hospital's catchment area	29 (70.7%)	27 (65.9%)	0.406
Socioeconomic status (SD)	36.0 (15.6)	41.9 (13.6)	0.095
Resting heart rate, mean (SD)	77.1 (11.7)	73.1 (10.8)	0.112
Systolic blood pressure, mean (SD)	120.1 (11.7)	118.8 (11.9)	0.628
C-reactive protein, mean (SD)	0.202 (0.285)	0.212 (0.193)	0.856