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Heart Failure – Epidemiology

Heart failure  is among the leading causes of hospitalization in persons older than 65. The occurrence of heart failure in the populations varies a lot and it depends on the gender, age, race and other factors. The mean age of patients that have heart failure is 75 years in developed countries. The population suffering from heart failure in developing countries is 2 to 3 percent of population.

Every year millions of people suffer from heart attack across the world and more than 50% of patients again gets hospitalised within 6 months after getting the treatment. The average duration of stay of patients in hospital is around 6 days. In the tropical countries, the major cause of Heart Failure is valvular heart disease or cardiomyopathy. As the underdeveloped countries develops and get richer, there is simultaneous increase in obesity, diabetes, and hypertension that causes heart failure.

The incidence of heart failure within USA is much higher in the races including Native Americans, African Americans, Hispanics, and immigrants from the eastern countries. This high prevalence of heart failure in these ethnic populations is associated with the high incidence of hypertension and diabetes.

Gender – the incidence of heart failure is same in both males and females. However, there are some substantial differences between the two genders in terms of response to heart failure. Females usually develop heart failure after the stage of menopause. In comparison to males, females are generally more depressed. Females show the similar symptoms as that of males but with more intensity. Also, females survive longer with heart failure as compared to men.

Race – As per the new information, there is difference in elements of heart failure occurrence in African Americans and Caucasians. This leads to difference in efficacy of various treatment therapies used for heart failure based on racial, genetic or ethnic backgrounds.

Age – Heart failure is considered to be a progressive medical disorder where the signs and symptoms of heart failure become more prominent with age.

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