Linitis plastica epidemiology and demographics
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The exact incidence and prevalence for linitis plastica is unknown, however, linitis plastica is estimated to account for almost 30% of gastric cancers (previously thought to be 10%) with a declining incidence. There is a particularly high incidence rate in those individuals belonging to the Korean, Chinese and Japanese races.
Epidemiology and Demographics
- The exact incidence of linitis plastica is unknown.
- The incidence for gastric cancer overall in 2012 was 7.2 per 100,000 in the United States.
- Linitis plastica was previously thought to account for 10% of gastric cancer, but now may account for as much as 30% of gastric cancers.
- There has been a gradual decline in the incidence of linitis plastica.
- The exact prevalence of linitis plastica is unknown.
- The prevalence of gastric cancer is estimated to be 22,220 cases annually.
- The prevalence of linitis plastica is approximately 23.5 per 100,000 in 2011 in the United States.
Case-fatality rate/Mortality rate
The number of deaths is 3.2 per 100,000 men and women per year.
Linitis plastica commonly affects individuals younger than 40 years of age. The median age at diagnosis is between 20 - 25 years.
Linitis plastica usually affects individuals of Asian origin including Korean, Chinese, Taiwanese and Japanese populations. However, it is becoming more frequent in Europe.
|Race||Number affected by gastric cancer per 100,000|
|American Indian/Alaskan Native||13.7||8.1|
Linitis plastica affects men and women equally.
The majority of linitis plastica cases are reported in Asia in countries including China and Japan.