Table 1.

Sample demographics for the whole group (A) as well as for the imaging subsample (B).

	Typically developing	Depressed	P
(A) Demographics of whole group
n	712	712
% White	64	55	0.001
% Female	67	67	1.00
Maternal education (mean [sd])	14.93 [2.52]	14.12 [2.29]	<0.001
Age (mean [sd])	16.21 [2.91]	16.13 [2.90]	0.94
(B) Demographics of imaging subsample
n	200	168
% White	61	46.4	<0.001
% Female	59	64	0.34
Maternal education (mean [sd])	14.93 [2.58]	13.98 [2.36]	<0.001
Age (mean [sd])	16.49 [2.84]	16.87 [2.20]	0.57

Typically developing and depressed youth were matched on age and sex prior to subtyping.