Table 1: Characteristics of the sample and concurrent validity of the BRIAN.

Variable Descrictive Statistics
N (%) sample 80 (100%)
Age (years)
Bipolar (44)
Not Bipolar (38)
mean ± sd = 44.61 ± 12.64
45.21 + 13.18
43.95±12.01
BP vs nBP F=0.20, df 1,80,81, P=0.604
Gender
Male
Female

32 (39.0%) – 16 Bipolar Disorders (42.1%)
50 (61.0%) – 22 Bipolar Disorders (57.89%)
BP vs nBP Χ2=0.28, 1df, P=0.595
DSM-IV Diagnosis
Bipolar Disorder I
Bipolar Disorder II
No Diagnosis

25 (30.5%)
19 (23.2%)
38 (46.3%)
Brian Bipolar Brian non Bipolar 22.22±11.19
7.13±5.6
F=56.75, df 1,80,81, P<0.0001