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| Variables | Total, n (%) |
|---|---|
| Age, years | |
| <50 | 49 (57.6) |
| ≥50 | 36 (42.4) |
| Menopause | |
| No | 45 (52.9) |
| Yes | 40 (47.1) |
| Clinical T stage | |
| T1–2 | 62 (72.9) |
| T3–4 | 23 (27.1) |
| ER | |
| Negative | 30 (35.3) |
| Positive | 55 (64.7) |
| PR | |
| Negative | 36 (42.4) |
| Positive | 49 (57.6) |
| HER2 | |
| Negative | 60 (70.6) |
| Positive | 25 (29.4) |
| aPCR | |
| No | 54 (63.5) |
| Yes | 31 (36.5) |
| bPCR | |
| No | 66 (77.6) |
| Yes | 19 (22.4) |
| sPCR | |
| No | 41 (48.2) |
| Yes | 44 (51.8) |
