Epidemiology of idiopathic dilated and hypertrophic cardiomyopathy. A population-based study in Olmsted County, Minnesota, 1975-1984.

摘要: Using the records linkage system of Mayo Clinic and Rochester Epidemiology Project, which accesses diagnostic data on entire population Olmsted County, Minnesota, we identified 45 new cases idiopathic dilated cardiomyopathy (DCM) 19 hypertrophic (HCM) among county residents for years 1975-1984. Overall age- sex-adjusted incidence rates were 6.0/100,000 2.5/100,000 person-years, respectively. The DCM doubled from 3.9/100,000 in first 5 to 7.9/100,000 person-years last study. corresponding change HCM was 1.4 3.6/100,000 person-years. Age- prevalence as January 1, 1985, 36.5/100,000 19.7/100,000 population, persons less than 55 old 17.9/100,000, over a third whom New York Heart Association functional Class III or IV at diagnosis. These estimates may be value determining potential use health care resources, particularly cardiac transplantation.