Table 1 Subjects’ demographic and clinical characteristics

Sex(M/F)

13/15

14/16

17/13

0.810^a

0.667^a

Age, y

37.21 ± 7.16

34.10 ± 9.91

35.83 ± 8.15

0.256^b

0.775^b

Education, y

13.36 ± 3.83

14.77 ± 2.94

14.23 ± 2.47

1.158^b

0.228^b

Duration of illness, mo

30.64 ± 47.03

68.07 ± 86.23

–

-2.070^c

0.044^c

Age at onset, y

34.54 ± 8.52

28.33 ± 8.54

–

2.020^c

0.048^c

Depression, No. of episodes

1.64 ± 1.25

2.37 ± 1.71

–

-1.826^c

0.073^c

HAMD-17 Total score

23.61 ± 4.13

22.80 ± 4.98

–

0.669^c

0.506^c

Anxiety

6.71 ± 2.12

5.37 ± 2.22

–

2.263^c

0.022^c

Cognitive disturbance

3.00 ± 1.72

4.00 ± 2.23

–

-1.903^c

0.062^c

Retardation

7.75 ± 1.71

8.23 ± 1.87

–

-1.024^c

0.310^c

Sleep disturbance

4.32 ± 1.66

4.23 ± 2.11

–

0.176^c

0.861^c

Weight loss

0.75 ± 0.97

0.77 ± 0.86

–

-0.070^c

0.945^c

 SSRI

9

14

 SNRI

7

8

 NaSSA

1

3

 Treatment-naive

11

5