Table 2 Clinical characteristics of major depressive patients (n = 78) at baseline and healthy controls (n = 10)

N

10

19

16

22

21

Age, mean ± SD, year

67.4 ± 6.7

65.9 ± 12.3

62.4 ± 10.2

66.4 ± 8.8

66.8 ± 9.4

Gender, M:F, n

3:7

6:13

4:12

6:16

6:15

HAM-D score, mean ± SD

19.0 ± 3.11

20.6 ± 2.76

18.2 ± 2.64

20.2 ± 3.79

Onset age, mean ± SD, year

56.4 ± 14.2

57.6 ± 9.66

56.5 ± 15.6

55.1 ± 14.5

No. of episode, mean ± SD

2.58 ± 1.92

1.75 ± 0.86

2.64 ± 2.06

3.33 ± 2.83

Duration of current episode, mean ± SD, m

4.21 ± 3.60

9.56 ± 7.89

3.86 ± 3.12

7.19 ± 6.59

Antidepressant used, n (%)

 Escitalopram

2 (10.5)

1 (6.3)

 Fluoxetine

8 (42.1)

9 (56.3)

 Paroxetine

5 (26.3)

3 (18.8)

 Sertraline

4 (21.1)

3 (18.8)

 Mirtazapine

22

21