Table 1

Demographic characteristics
Mean(sd) Range
Age 61.45 (12.70) 40-96
Education 10.76 (4.37) 0-20
GIS-selenium (μg/L) 17.70 (10.67) 3.96-56.32
GDS Total 10.49 (5.07) 0-26
GDS Dysphoria 3.31 (2.44) 0-11
GDS Meaninglessness 2.24 (1.43) 0-7
GDS Apathy 2.87 (1.42) 0-6
GDS Cognitive Impairment 1.87 (1.19) 0-6
GPX1 Polymorphism (%)
CC 46
CT 48
TT 6

Johnson et al.

Johnson et al. BMC Psychiatry 2013 13:7   doi:10.1186/1471-244X-13-7

Open Data