Tricuspid stenosis epidemiology and demographics

Frequency
United States
 * Occurs in less than 1% of the population
 * Found in 15% of rheumatic heart disease patients at autopsy
 * Only clinically significant in 5 % of these patients
 * Congenital form of the disease is found in less than 1% of the population

International
 * Occurs in 3% of the international population
 * Corresponding prevalence with high incidences of rheumatic fever
 * Congenital form is rare, no incidence rate available

Mortality/Morbidity

 * Mortality is dependent upon the precipitating cause
 * Mortality rate is 5%

Race
There does not seem to be any racial predisposition

Sex

 * Observed more in women
 * Congenital form is slightly more prevalent in men

Age

 * Congenital form accounts for 0.3% of all congenital heart diseases
 * Due to secondary causes, in the older population, frequency is between 0.3 - 3.2%