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September 2, 1974

Coronary-Prone Behavior Patterns

Author Affiliations

Boston University School of Medicine Boston

JAMA. 1974;229(10):1284. doi:10.1001/jama.1974.03230480012007

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To the Editor.—  The letter by Dr. Ernest H. Friedman (228:1369, 1974) contains misleading statements and thus warrants clarification. Dr. Friedman has seriously misinterpreted our paper, "Toward a Redefinition of the Coronary-Prone Behavior Pattern: Inferences from Test Items Which Predict Future Coronary Disease," presented at the meeting of the American Psychosomatic Society in Philadelphia, March 31, 1974.The basic message of that paper was that the coronary-prone behavior pattern, type A, as described by Dr. Meyer Friedman and Dr. Ray H. Rosenman, is associated prospectively with all types of coronary heart disease both as measured by the structured interview for type A and the Activity Survey, a self-administered, computer-scored test. Readers are referred to a recent article in The New England Journal of Medicine (290: 1271, 1974) for further documentation of our position.The paper presented in Philadelphia went beyond this general finding by means of item analysis of the computer-scored