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Cohorts’ description (n = 455). For T size, n = 448; luminal subtyping, 265 patients for whom Ki67 status was known were considered
| Parameter | Number of patients (%) |
|---|---|
| T1 | 178 (39.6) |
| T2 | 262 (58.4) |
| T3 | 9 (2.0) |
| N0 | 375 (82.4) |
| N+ | 80 (17.6) |
| G1 | 90 (19.8) |
| G2 | 297 (65.3) |
| G3 | 68 (14.9) |
| Luminal A | 83 (31.3) |
| Luminal B | 182 (68.7) |
| Age < 40 years | 23 (5.0) |
| Age 41–60 years | 252 (55.4) |
| Age > 61 years | 180 (39.6) |
