View clinical trials related to Heart Diseases.
Filter by:To investigate the clinical, genetic and cardiologic aspects of the Long QT Syndrome, a predominantly hereditary disease with episodic malignant arrhythmias and sudden death, and a demonstrated gene linkage in a large pedigree.
To evaluate the relation between blood pressure and socioeconomic status, electrolyte intake, obesity and psychosocial factors in Black and white students. Also, to compare blood pressure, cardiovascular risk factors, sodium and potassium excretion in United States Blacks with West African Blacks.
To conduct a 25-year follow-up of the surviving participants in the Western Collaborative Group Study, the first large prospective study of coronary heart disease risk factors to incorporate direct assessment of Type A behavior.
To evaluate whether the long-term use of oral contraceptives, after discontinuation, was associated with an increased incidence of first nonfatal myocardial infarction among women above the age of 50.
To investigate psychosocial and dietary influences on blood pressure in Blacks.
To describe secular trends in cardiovascular risk factors in the adolescent and adult United States population and to identify and quantify the changes in variables related to these risk factors. Also, to modify and implement the statistical methodology available for the analysis of complex sample survey data in order to model and test these secular trends across separate nationally representative databases. The differences in risk factors in these samples were contrasted with those from a special population group, Hispanic Americans.
To determine ways in which behavioral factors influenced the diagnosis and development of hypertension in adult working populations.
To monitor the relationship of lifestyle variables, particularly exercise, to cardiovascular mortality, all-cause mortality, projected longevity and aging, and cardiovascular morbidity in a large cohort of college graduates. To assess changing patterns of exercise, cigarette smoking, body weight, and blood pressure between the 1960s and 1990s for relationship to cardiovascular morbidity and mortality.
To determine the role of apolipoprotein B and apolipoprotein A1 in the etiology of coronary artery disease.
To determine the effects of diet modification on blood pressure, blood cholesterol, and bone density in healthy young people.