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. Author manuscript; available in PMC: 2009 Oct 15.
Published in final edited form as: Biol Psychiatry. 2008 Jul 11;64(8):730–733. doi: 10.1016/j.biopsych.2008.06.001

Table 1.

Sample demographics

HC BD
Number 40 33
Age (mean±SD) 29.2±9.2 32±10.1
Sex (number female, percent) 27, 68% 24, 73%
SES (mean±SD) 3.6±1.43 4.1±1.18
Ethnicity (EA:AA:A:others) 21:8:7:4 26:6:0:1
HAMD (mean±SD) 0.7±1.3 12.0±10.3
CARS-M (mean±SD) 0.2±0.5 5.6±6.4

Notes: SD, standard deviation; SES, socioeconomic status; EA, European American; AA, African American; A, Asian; HAMD, Hamilton Depression Rating Scale; CARS-M, Clinician-administered rating scale for mania.