Table 1.

Gender (A) and Age (B) for all subjects.

(A)
	NKI	TWH	WCM	MDD
Male	200	43	27	39
Female	373	54	39	72
Total	573	97	66	112
(B)
Site	N	Mean	SD	Min.
NKI	573	47.62	18.94	18
TWH	97	36.94	14.67	18
WCM	66	72.42	6.19	60
MDD	112	38.88	11.76	18
Total	848	49.45	19.42	18

Min minimum, MDD major depressive disorder, NKI Nathan Kline Institute, TWH Toronto Western Hospital, SD standard deviation, WCM Weill Cornell Medicine.