TABLE 1. Characteristics of 229 Participants With Coronary Disease, Including 118 With Exercise-Induced Ischemia and 111 Without Inducible Ischemia.

Variable	Ischemia (n=118)	No Ischemia (n=111)	P Value
Age, y	71.9±9.2	66.9±10.9	<0.001
Male sex, %	95	95	0.91
White race, %	67	58	0.15
History, %
Hypertension	71	70	0.84
Myocardial infarction	65	51	0.03
Congestive heart failure	26	7	<0.001
Stroke	13	11	0.66
Diabetes	32	21	0.07
Coronary artery bypass grafting	47	47	0.92
Angioplasty	32	49	0.009
Current smoking, %	18	19	0.80
Body mass index, kg/m2	27.8±5.0	28.0±4.4	0.77
Exercise capacity, METs	5.9±2.5	9.0±2.6	<0.001
Left ventricular ejection fraction	0.61±0.11	0.64±0.09	0.006
Current angina, %	39	32	0.24
Medication, %
β-Blocker	62	60	0.82
Statin	68	74	0.31
ACE inhibitor	55	39	0.01
Aspirin	86	79	0.21
Estrogen (in women)	17	50	0.55
Labs
LDL cholesterol	105.1±34.3	107.1±32.9	0.67
HDL cholesterol	45.7±16.7	47.5±12.4	0.36
Total/HDL cholesterol	4.2±1.4	4.0±1.2	0.24
Creatinine clearance	70.9±23.3	86.0±28.2	<0.001

Values are expressed as mean±SD or percent. ACE indicate angiotensin-converting enzyme.