Table 8. Stage-specific 5-year overall survival rates (2001-2010, KBCS registry data).
Stage | No. of patients | Total No. of events | 5-Year survival rate (%) |
---|---|---|---|
0 | 8,905 | 135 | 98.8 |
I | 28,962 | 837 | 97.2 |
II | 32,243 | 2,467 | 92.8 |
III | 11,507 | 2,343 | 78.7 |
IV | 1,369 | 660 | 44.1 |
Total | 82,986 | 6,442 | - |
KBCS=Korean Breast Cancer Society.