Table 2 Pathological responses after neoadjuvant chemotherapy
Parameter | Frequency (N = 280) | Percent (%) |
|---|---|---|
Pathologic T stage | ||
0 | 55 | 19.6 |
1 | 56 | 20 |
2 | 86 | 30.7 |
3 | 40 | 14.2 |
4 | 39 | 14.2 |
yTx | 4 | 1.4 |
Pathologic N stage | ||
0 | 92 | 33.7 |
1 | 84 | 30.8 |
2 | 64 | 23.5 |
3 | 33 | 12.1 |
yNx | 7 | |
pCR (T0/Tis) | ||
No pCR | 175 | 62.5 |
Breast and axilla | 44 | 15.7 |
Breast only | 12 | 4.3 |
Axilla only | 49 | 17.5 |
Adverse features | ||
LVI | 89 | 31.7 |
ECE | 37 | 13.2 |