Gastric cancer is often diagnosed in advanced stage, which makes its prognosis often alarming. In most patients in whom the cancer is detected at an advanced stage will die by one year following the treatment. In the United States, the overall 5-year survival rate was estimated at 25.7% for the period of 1999-2005.
Five-year relative survival rates by race and sex for 1999-2005 were:
- 22.5% for white men
- 26.7% for white women
- 22.6% for black men
- 28.4% for black women.