Table 1.

Demographic and clinical characteristics between LLD patients and HC.

	Healthy Comparison (n=140)	Late-Life Depression (n=430)	p-value
Sex (Males (%))	36 (25.7)	154 (35.8)	0.036
Race (%)			0.546
White	119 (85.0)	380 (88.4)
Black	17 (12.1)	42 (9.8)
Others	4 (2.9)	8 (1.9)
Age (mean (SD.))	71.29 (4.80)	68.89 (7.09)	<0.001
Study Site (%)			<0.001
Pittsburgh	0 (0.0)	177 (41.2)
Toronto	0 (0.0)	121 (28.1)
San Diego	44 (31.4)	0 (0.0)
St. Louis	96 (68.6)	132 (30.7)
CIRS-G (mean (SD.))	6.47 (2.92)	9.94 (4.47)	<0.001
Systolic BP (mean (SD))	135.35 (17.20)	132.02 (19.02)	0.067
Diastolic BP (mean (SD))	75.58 (11.06)	76.26 (11.56)	0.539
BMI (mean (SD.))	27.76 (4.77)	29.76 (6.82)	0.001

Others include American Indian, Asian Pacific and more than one race

CIRS-G: Cumulative Illness Rating Scale – Geriatric; BP: blood pressure; BMI: body mass index.