Breast Cancer Survival Rate Based on Stage
- 61 percent of breast cancer cases are diagnosed while the cancer is still confined to the primary site (localized stage).
- 31 percent of breast cancer cases are diagnosed after the cancer has spread to regional lymph nodes or directly beyond the primary site.
- 6 percent of breast cancer cases are diagnosed after the cancer has already metastasized (distant stage).
- 2 percent of breast cancer cases had staging information that was unknown.
The corresponding 5-year relative survival rates for breast cancer were:
- 98.1 percent for localized
- 83.1 percent for regional
- 26.0 percent for distant
- 54.1 percent for unstaged.