View clinical trials related to Heart Diseases.
Filter by:To examine time trends in the incidence rates of acute myocardial infarction and out-of-hospital coronary heart disease deaths as well as changes in the in-hospital and long-term case-fatality rates of acute myocardial infarction in the Worcester, Massachusetts Standard Metropolitan Statistical Area (SMSA).
To assess factors associated with safety and efficacy of catheter ablation using direct current or radiofrequency energy for the management of patients with drug and/or pacemaker resistant cardiac arrhythmias.
To determine the role played by insulin and biogenic amines in obesity-related hypertension and cardiovascular disease.
To study the relationship between diabetes and various macro- and microvascular complications in Oklahoma Indians.
To determine why Black Americans have a higher prevalence of hypertension than whites by examining the interactions of psychosocial stressors and suppressed hostility with genetic or constitutional factors.
To determine the clinical course of coronary artery disease among Blacks receiving medical care for symptomatic heart diseases.
To create a registry of all Oregon children undergoing surgical repair of congenital heart disease since 1958 in order to determine mortality, morbidity, and disability after surgery and to assess the safety of pregnancy in women with corrected congenital heart disease and the risk of prematurity and occurrence of congenital heart defects in offspring.
To determine whether the degree of carotid artery atherosclerosis, as measured by B-mode ultrasound, predicts the development of myocardial infarction, stroke, and all-cause mortality in patients with angiographically defined coronary status. Also, to quantify the rate of progression of carotid artery disease and to evaluate the risk factors associated with progression of carotid atherosclerosis.
To assess the mode of inheritance of familial combined hyperlipidemia and familial primary hypoalphalipoproteinemia and to resolve genetic and familial environmental effects on several phenotypes of importance to coronary heart disease.
To characterize the epidemiology and genetics of apolipoproteins A-I, A-II, B, C-II, C-III, and E in a population of Mexican-Americans in Starr County, Texas.