Table 6. Five-year relative survival of female patients from Saarland with invasive breast cancer (ICD-10 code: C50) by HER2/neu expression and stratified by age and stage estimated for the calendar period 2005-2009 based on completed datasets.
| HER2/neu expression | overall |
age |
stage |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
15-69 years |
70+ years |
localized |
locally/regionally advanced |
distant metastasis |
||||||||
| RSa | SE | RS | SE | RS | SE | RSa | SE | RSa | SE | RSa | SE | ||
| negative | 85.0 | 1.0 | 89.9 | 0.8 | 78.5 | 2.2 | 98.1 | 1.4 | 81.2 | 1.7 | 24.6 | 3.4 | |
| positive | 78.5 | 2.0 | 84.0 | 1.7 | 72.1 | 4.5 | 96.5 | 3.0 | 76.0 | 3.4 | 17.6 | 4.7 | |
NB: RS = point estimate of 5-year relative survival; SE = standard error of RS; a age standardized estimates were derived using the ICSS weights; cases without microscopic verification were excluded; the survival estimates were derived from 10 completed datasets using multiple imputation