Table 1.

Baseline characteristics of all study patients (n = 302)

Age, years	62.7 ± 7.5
Female, n (%)	166 (54.9)
Education, years	12.2 ± 3.4
GDS score	2.7 ± 0.5
MMSE score	28.4 ± 1.3
RAVLT – delayed recall, T score	44.2 ± 13.4
RCFT – delayed reproduction, T score	43.8 ± 15.4
COWAT, T score	49.7 ± 10.9
TMT-B, T score	47.3 ± 10.1
Executive index	0.26 ± 0.51
Amnestic index	0.67 ± 0.78
Total impairment index	0.91 ± 1.0

Values denote means ± SD unless specified otherwise.