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. Author manuscript; available in PMC: 2012 Aug 27.
Published in final edited form as: Neuropsychopharmacology. 2009 Apr 1;34(8):1885–1903. doi: 10.1038/npp.2009.26

Table 1.

Baseline Demographic and Clinical Characteristics

Placebo (n= 9) Pregnenolone (n = 9)
Male/female 9/0 8/1

Age (years) 49.43 ± 12.19 52.68 ±6.31

Schizophrenia 5 6
Schizoaffective
disorder
4 3

Caucasian 3 3
African American 5 6
Other 1 0

WRAT 100.1 ± 15.33
101.1 ± 10.94
Placebo Pregnenolone

Antipsychotic
(mg/day)
Number of
subjects
Mean
dose ± SD
Number of
subjects
Mean
dose ± SD

Aripiprazole 1 15 ± 0 2 30 ± 21
Olanzapine 5 18 ± 2.7 3 13.3 ±7.6
Quetiapine 1 300 ±0 2 400 ±283
Risperidone 2 5±1.4 2 6±0