Table 1.

Participant demographics and clinical variables

	rMDD (n= 19)	HC (n= 20)	Statistics	P Value (two-tailed)
Age at Scan (SD)	33.6 (13.64)	35.8 (12.10)	t(37) = 0.50	0.50
Gender (%F)	78	50	χ2(1) = 3.5	0.06
Handedness (R:L)	18:1	19:1	χ2(1) = .001	0.97
Verbal IQ (AMNART) (SD)*	123.55 (4.8)	124.16 (2.25)	t(34) = .50	0.13
Trait anxiety score STAI (SD)	37.5 (8.65)	27 (5.89)	t(37) = −4.48	0.001
HAMD score (SD)	1.79 (1.27)	0.45 (0.99)	t(37) = −3.67	0.11
Duration of Illness, months (SD)	33.9 (25.7)	-	-	-
Lifetime number MDE's (SD)	4.42 (6.45)	-	-	-
Duration of euthymia, months (SD)	15.10 (12.26)	-	-	-

Note: MDE's= Major Depressive Episodes. HAMD= Hamilton Depression Rating Scale. STAI= State-Trait Anxiety Inventory. AMNART= American version of the Nelson Adult reading test.

^*Information not available for 3 rMDD participants