Abstract
To the Editor: Ragland and Brand (Jan. 14 issue)* presented data from the Western Collaborative Group Study indicating that among men who survived for 24 hours after a coronary heart disease (CHD) event, subjects with Type A behavior had a lower rate of subsequent CHD mortality than Type B subjects, especially if the initial diagnosis had been symptomatic myocardial infarction. Using the Framingham study data, we examined the differential prognosis following a nonfatal myocardial infarction between Type A and Type B subjects (both men and women). After the base-line examination in 1965–1967, 725 men and 948 women 45 to 77 . . .

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