The study of acute chronic heart disease prevalence and mortality in Ryazan by the example of Zheleznodorozhniy region

The fatal and nonfatal cases of acute CHD were actively revealed among 81 841 population for 6 months by review of medical out-patient cards, hospital medical histories, ambulance reports, acts of civil status, autopsy reports and premortal symptoms. The specified cardiovascular mortality amounted 57.4% of adults (?18years) mortality (vs statistical level of 61.1%, р>0.05). CHD as cause of death was not confirmed in 29.1% cases (р<0.01). As a result of detection of acute CHD induced out-of-hospital deaths the specified acute CHD death-rate exceeded the statistic level in 2.4 times (р<0.001) and out-of-hospital mortality mounted to 61.1% (statistic rate - 19.0%). The study results revealed the overdiagnosis of CHD as cause of death with significant depreciation of acute CHD death-rate, especially in out-of-hospital death cases.