Coronary calcification by electron beam computed tomography and obstructive coronary artery disease: a model for costs and effectiveness of diagnosis as compared with conventional cardiac testing methods
John A. Rumberger, PhD, MD, FACC* ,
Thomas Behrenbeck, MD, PhD* ,
Jerome F. Breen, MD and
Patrick F. Sheedy, II, MD
* Department of Cardiovascular Diseases, Mayo Clinic and Foundation, Rochester, Minnesota, USA
Department of Internal Medicine, Mayo Clinic and Foundation, Rochester, Minnesota, USA
Department of Diagnostic Radiology, Mayo Clinic and Foundation, Rochester, Minnesota, USA

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Figure 1 Schematic of cost-effectiveness model for diagnosis of obstructive coronary artery disease. EBCT = electron beam computed tomography; ECHO = treadmill exercise testing and two-dimensional echocardiography; THALLIUM = treadmill exercise testing with thallium scintigraphy; TMET = treadmill exercise test.
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