DAVID L. FREEMAN, M.D.
To the editor: FitzGibbon and associates (Ann Intern Med 74:509-517, 1971) amply demonstrate the poor correlation between Master's test and angiogram. They neglect, however, to interpret their data to evaluate the validity of the Master's test in the patient with angina and no other clinical or cardiographic signs of coronary artery disease. They list one such group of patients with "no known infarction" (32 patients in Table 7, 38 in the methods section). How well does the Master's test and angiography correlate in this particular group and its subgroups of symptom severity?
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FREEMAN DL. Master's Test vs Angiogram. Ann Intern Med. 1971;75:137–138. doi: 10.7326/0003-4819-75-1-137_2
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Published: Ann Intern Med. 1971;75(1):137-138.
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