Table 2 Correlations between clinicopathological features and the number of TILs
Parameters | TILs | p value | |
|---|---|---|---|
High (n = 12) | Low (n = 4) | ||
Age | |||
 ≤ 47 | 7 (58.3%) | 1 (25.0%) |  |
 > 47 | 5 (41.7%) | 3 (75.0%) | 0.278 |
Tumor size | |||
 ≤ 25 | 6 (50.0%) | 2 (50.0%) |  |
 > 25 | 6 (50.0%) | 2 (50.0%) | 1.000 |
Estrogen receptor | |||
 Negative | 7 (58.3%) | 0 (0.0%) |  |
 Positive | 5 (41.7%) | 4 (100.0%) | 0.044 |
Progesterone receptor | |||
 Negative | 9 (75.0%) | 1 (25.0%) |  |
 Positive | 3 (25.0%) | 3 (75.0%) | 0.082 |
HER2 | |||
 Negative | 4 (33.3%) | 4 (100.0%) |  |
 Positive | 8 (66.7%) | 0 (0.0%) | 0.019 |
Ki67 | |||
 Negative | 2 (16.7%) | 2 (50.0%) |  |
 Positive | 10 (83.3%) | 2 (50.0%) | 0.207 |
Intrinsic subtype HRBC | |||
 Non-HRBC | 7 (58.3%) | 0 (0.0%) |  |
 HRBC | 5 (41.7%) | 4 (100.0%) | 0.044 |
Intrinsic subtype HER2BC | |||
 Non-HER2BC | 8 (66.7%) | 4 (100.0%) |  |
 HER2BC | 4 (33.3%) | 0 (0.0%) | 0.207 |
Intrinsic subtype TNBC | |||
 Non-TNBC | 9 (75.0%) | 4 (100.0%) |  |
 TNBC | 3 (25.0%) | 0 (0.0%) | 0.298 |
Number of sentinel lymph nodes with metastasis | |||
 1, 2 | 10 (83.3%) | 3 (75.0%) |  |
 3 | 2 (16.7%) | 1 (25.0%) | 0.734 |
Size of sentinel lymph node itself (mm) | |||
 ≤ 12.5 | 6 (50.0%) | 2 (50.0%) |  |
 > 12.5 | 6 (50.0%) | 2 (50.0%) | 1.000 |
Size of metastatic lesion | |||
 ≤ 3400 | 5 (41.7%) | 3 (75.0%) |  |
 > 3400 | 7 (58.3%) | 1 (25.0%) | 0.278 |
Clinical response | |||
 cPR | 10 (83.3%) | 4 (100.0%) |  |
 cCR | 2 (16.7%) | 0 (0.0%) | 0.417 |
Pathological complete response | |||
 Non-pCR | 7 (58.3%) | 4 (100.0%) |  |
 pCR | 5 (41.7%) | 0 (0.0%) | 0.136 |