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Classification of subtypes (n = 4344 patients)
| Luminal A (n = 2102, 48.4 %) | Luminal B (n = 1078, 24.8 %) | HER2-like (n = 774, 17.8 %) | Basal-like (n = 390, 9.0 %) |
|---|---|---|---|
| ER+PR+ ER+PR− ER−PR+ |
ER+PR+ ER+PR− ER−PR+ |
ER+PR+ ER+PR− ER−PR+ ER−PR− |
ER−PR− |
| G1 G2 |
G1 G2 G3 |
G1 G2 G3 |
G1 G2 G3 |
| HER2− | HER2− | HER2+ | HER2− |
| Ki-67 ≤15 % | Ki-67: >15 % | Any Ki-67 | Any Ki-67 |
