Table 1.

Baseline Characteristics of Depressed Elderly Non-Demented Subjects

	N	Mean	Std. Deviation (±)
Age (Years)	71	70.8	6.5
Gender (% Female)	71 (54.93 %)	--	--
Education (Years)	71	15.8	3.3
Age of depression onset (Years)	64	56.6	19.0
Charlson Comorbidity Index	66	1.0	1.0
Apathy Evaluation Scalea	71	35.7	9.5
Hamilton Depression Rating Scaleb	71	21.34	3.8
Mattis Dementia Rating Scale	71	135.23	6.1
Mini Mental Status Exam	71	28.3	1.4

^aApathy Evaluation Scale, patient self-rated

^b24-item Hamilton Depression Rating Scale