Table 3.
Non-pCR | pCR | pCR ratio (%) | p | |||
---|---|---|---|---|---|---|
Univariate | Multivariate | |||||
PD-L1 | Positive | 3 | 19 | 86.4 | 0.027 | 0.34 |
Negative | 40 | 64 | 61.5 | |||
TILs | 40–90% | 3 | 20 | 87.0 | 0.018 | 0.40 |
0–40% | 40 | 63 | 61.2 | |||
CD8-positive TILs | High | 26 | 61 | 70.1 | 0.18 | — |
Low | 13 | 17 | 56.7 | |||
ER | Negative | 15 | 62 | 80.5 | <0.0001 | 0.058 |
Positive | 28 | 21 | 42.9 | |||
PgR | Negative | 22 | 69 | 75.8 | 0.00015 | 0.25 |
Positive | 21 | 14 | 40.0 | |||
Ki67 | High (≥30%) | 24 | 66 | 73.3 | 0.0052 | 0.15 |
Low (<30%) | 19 | 17 | 47.2 | |||
Histological grade | Grade 3 | 31 | 76 | 71.0 | 0.0038 | 0.28 |
Grade 1/2 | 12 | 7 | 36.8 | |||
Clinical tumor size | cT 3/4 | 17 | 27 | 61.4 | 0.43 | — |
cT 1/2 | 26 | 56 | 68.3 | |||
Clinical nodal status | Positive | 29 | 56 | 65.9 | 1.00 | — |
Negative | 14 | 27 | 65.9 |
Abbreviations: PD-L1, programmed death-ligand 1; TILs, tumor-infiltrating infiltrating lymphocytes; ER, estrogen receptor; PgR, progesterone receptor; pCR, pathological complete response.