Table 1.

Clinical characteristics of 104 patients undergoing dual isotope simultaneous acquisition single photon emission computed tomography

Clinical features	Number of patients
LVEF ≤20%	23 (22%)
LVEF >20%, ≤30%	54 (52%)
LVEF >30%, ≤35%	27 (26%)
Number of stenosed arteries (mean (SD))	2.1 (0.8)
Previous MI	97 (93%)
Previous CABG	16 (15%)
Previous PTCA	13 (13%)
Diabetes mellitus	15 (14%)
Drug treatment
ACE inhibitors	86 (83%)
β Blockers	53 (51%)
Calcium antagonists	29 (28%)
Nitrates	74 (71%)
Diuretics	66 (63%)

Data are n (%) unless specified.

ACE, angiotensin converting enzyme; CABG, coronary artery bypass graft surgery; LVEF, left ventricular ejection fraction; MI, myocardial infarction; PTCA, percutaneous transluminal coronary angioplasty.