Table 1

Sample characteristics

Variable	No. of patients	Minimum	Maximum	Median	Mean ± SD
Sex
Female	2
Male	17
Age	19	20	61	39	39.63 ± 11.24
Education^*	19	2	9	6	5.63 ± 1.98
SAPS	17	0	50	7	10.53 ± 13.01
SANS	17	0	57	13	17.65 ± 18.21
MWT-B	19	21	36	32	30.63 ± 3.65
TMT-A	19	19	57	31	32.32 ± 9.67
TMT-B	18	38	115	56	62.44 ± 19.68
DSST	19	22	55	45	43.63 ± 8.43
Chlorpromazine equivalents, mg/d	18	0	1390	517.36	582.96 ± 412.39

DSST = Digit Symbol Substitution Test; MWT-B = Multiple-Choice Vocabulary Intelligence Test; SANS = Scale for the Assessment of Negative Symptoms; SAPS = Scale for the Assessment of Positive Symptoms; SD = standard deviation; TMT-A = Trail Making Test A; TMT-B = Trail Making Test B.
↵* As measured by the CASMIN classification.