DAVID H. SPODICK, M.D., D.SC.
To the editor: In their well-written editorial note in the February issue, Engel and Meister (1) raise appropriate caveats about the mixed blessings and potential dangers of the promising new mechanical procedure for coronary artery disease, transluminal balloon angioplasty. They also appropriately note its successes but include a well-reasoned caution. This was a needed analysis, yet it was profoundly disappointing not to find any reference to the need for appropriately designed controlled clinical trials with random allocation of comparable patients.
If we are to compare this with any other treatment or with no treatment, trial-and-error is no longer acceptable. Surely,
SPODICK DH. Percutaneous Transluminal Coronary Angioplasty. Ann Intern Med. 1979;90:850–851. doi: 10.7326/0003-4819-90-5-850
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Published: Ann Intern Med. 1979;90(5):850-851.
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