Table 1 : Clinical Characteristics.

	Heterogeneous	Homogeneous	P value
Age (mean)	69 ± 8	75 ± 5	NS
Gender (male/female)	4/3	3/2	NS
Hypertension (%)	100	100	NS
Hyperlipidemia (%)	86	80	NS
Smoking History (%)	71	60	NS
Family History of CAD (%)	29	40	NS
Fasting Blood Glucose (mg/dl)	150 ± 49	158 ± 64	NS
Resting Heart Rate (beats/min)	68 ± 8	71 ± 14	NS
Hemoglobin A1C (%)	7.7 ± 0.6	8.5 ± 1.6	NS

All values are presented as mean ± SD.