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. Author manuscript; available in PMC: 2014 May 1.
Published in final edited form as: Bipolar Disord. 2013 Mar 26;15(3):264–271. doi: 10.1111/bdi.12059

Table 1.

Demographic and clinical characteristics

At-risk (n = 22) Healthy controls (n = 20)
Age, years, mean (SD) 15 (3) 15 (3)
Sex, female, n (%) 10 (46) 9 (45)
Race, non-white, n (%) 5 (23) 4 (20)
WASI, mean (SD) 105 (10) 111 (13)
HDRS, mean (SD)a 5 (5) 1 (1)
YMRS, mean (SD)b 3 (4) 1 (2)

SD = standard deviation; WASI = Wechsler Abbreviated Scale of Intelligence; HDRS = Hamilton Depression Rating Scale; YMRS = Young Mania Rating Scale.

a

p < 0.001.

b

p < 0.05.