Details of the sample selection
| Clinical subtype | Population, N | Sampled, N | Sample fraction | Extra cases, N | Subcohort after exclusions | Extra cases after exclusions | Analytic sample |
|---|---|---|---|---|---|---|---|
| ER+ or PR+, Her2− | 3,018 | 500 | 18% | 467 | 435 | 372 | |
| ER+ or PR+, Her2+ | 439 | 439 | 100% | 343 | |||
| ER−, PR−, Her2− | 505 | 505 | 100% | 405 | |||
| ER−, PR−, Her2+ | 177 | 177 | 100% | 136 | |||
| Totals | 4,139 | 1,621 | 467 | 1,319 | 372 | 1,691 |