Table 4: Stage distribution of cases of breast cancer in British Columbia (this study) and US Surveillance Epidemiology and End Results (SEER)22 | % of cases |
|---|
| Stage | British Columbia (this study) | SEER |
|---|
| In situ | 14 | 15 |
| I | 38 | 42 |
| II | 32 | 32 |
| II | 8 | 7 |
| IV | 4 | 4 |
| Unknown | 3 | - |