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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: J Affect Disord. 2016 Mar 10;198:198–205. doi: 10.1016/j.jad.2016.03.044

Table 1.

Demographic and clinical features of study participants (Mean ± standard deviation (SD)

Healthy Control (n=60) BD-I (n=48) MDD (n=33) F/X2 p-value

Age (years) 40.57±12.95 41.02±12.65 39.17±12.42 0.21 0.81

Gender (n of females) 39 32 23 0.21 0.9

BDNF met carriers 19 13 8 0.63 0.72

Ethnicity
Caucasian 25 35 20
Hispanic 26 12 13
Asian 6 0 0 18.14 0.02
Other 1 0 0
Multi-racial 1 0 0
Missing 1 1 0

Education (years) # 16.51±3.34 13.9±1.87** 15.03±2.99* 9.70 <0.01

WTAR## 38.15±9.33 37.5±7.84 39.29±8.44 0.37 0.7

YMRS 0.28±.71 6.65±7.26** 1.94±2.08 8.44 <0.01

HAM-weD 0.93±1.27 12.67±8.11** 10.39±8.77** 50.8 <0.01

Note:

*

p<0.05;

**

p<0.01

#

Total n for the variable “Years of education” is 21;

##

Total n for the variable “WRAT” is 111