Table 1 Characteristics of the participants. Values of the controls are means ± SD.

Age, y

25

27.2 (5.9)

26.3 (5.9)

Duration of depressive episode, months

9

10.6 (6.9)

-

SERT availability in midbrain at baseline

1.51

1.08 (0.12)

1.28 (0.12)

SERT availability in midbrain at 12 months

1.36

1.23 (0.20)

-

DAT availability in striatum at baseline

2.75

2.48 (0.35)

2.45 (0.25)

DAT availability in striatum at 12 months

2.61

2.70 (0.45)

-

HDRS score at baseline

15

17.67 (3.44)

-

HDRS score at 12 months

5

12.66 (5.09)

-