Table 1.

Descriptive statistics on patients and control subjects. Medication is expressed in chlorpromazine equivalent units. Medication data was not available for 5 subjects, due to a lack of conversion to chlorpromazine equivalent units for the particular medication.

	Patient group (N = 33, Male = 27)	Control group (N = 39, Male = 23)
	Mean (s.d.)	Mean (s.d.)
Age	38.2 (8.9)	34.9 (13.2)
NART IQ	104.2 (11.8)	110.4 (14.8)
PANSS score
Positive	13.6 (1.0)
Negative	14.7 (1.1)
General	24.8 (1.3)
Five factor PANSS*
Positive	12.7 (1.0)
Negative	13.2 (1.2)
Disorganization	14.8 (0.9)
Excitement	5.4 (6.9)
Emotional Distress	6.9 (0.5)
Medication	322 (50)

^*The five factor PANSS model was taken from (van der Gaag et al, 2006).