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. Author manuscript; available in PMC: 2015 Mar 1.
Published in final edited form as: JAMA Psychiatry. 2014 Mar;71(3):248–254. doi: 10.1001/jamapsychiatry.2013.3726

Table 1.

Sample Characteristics

Bipolar
with
psychosis
Schizoaffective
bipolar
subtype
Schizoaffective
depressed
subtype
Schizophrenia Controls NSDUH
Population
survey
N 1,507 1,486 552 5,586 10,311 18,612

Hispanic 18% 19% 14% 15% 34% 37.9%
African American 18% 24% 30% 35% 17% 6.2%
Asian 2% 2% 1% 2% 7% --
European American 55% 46% 49% 39% 37% 40%
mixed race 4% 4% 2% 3% 2% --

% female 51% 42% 45% 30% 56% 49%
% male 49% 58% 55°% 70% 44% 51%

Age
Average 43 44 44 44 38 38
25th percentile 33 35 35 35 25 28
75th percentile 51 52 52 53 49 47