Table 1.

Demographic data of the participants.

Sex (male/female)	29/36
Age (years)	63.8 ± 12.1
Number of antipsychotics	2.00 ± 1.05
CP equivalent (mg/day)	908.3 ± 627.1
BP equivalent (mg/day)	2.01 ± 2.58
ManS total score	12.6 ± 5.8
DIEPSS total score	4.35 ± 3.78
GAF score	38.2 ± 15.0
Estimated full scale IQ	90.8 ± 11.1
Years of education	11.4 ± 2.1

Values represent the means ± standard deviations. CP, chlorpromazine; BP, biperiden; ManS, Manchester Scale for chronic psychosis; DIEPSS, Drug-Induced Extrapyramidal Symptoms Scale; GAF, Global Assessment of Functioning.