Table 1 Clinical characteristics of patients with triple-negative breast cancer
Factors | n | % |
|---|---|---|
Total | 61 | |
Age (years old) | ||
Median (range) | 67 (31–93) | |
Menopausal status | ||
Premenopausal | 9 | 14.8 |
Postmenopausal | 51 | 83.6 |
Unknown | 1 | 1.6 |
Tumour size (mm) | ||
Median (range) | 20 (2–55) | |
Pathological stage | ||
I | 25 | 41.0 |
IIA | 23 | 37.7 |
IIB | 5 | 8.2 |
IIIA | 4 | 6.6 |
IIIB | 3 | 4.9 |
IIIC | 1 | 1.6 |
Lymph node status | ||
positive | 14 | 23.0 |
negative | 33 | 54.0 |
not tested | 14 | 23.0 |
Lymphatic invasion | ||
positive | 52 | 85.2 |
negative | 9 | 14.8 |
Venous invasion | ||
positive | 37 | 60.7 |
negative | 24 | 39.3 |
Nottingham histological grade | ||
1 | 2 | 3.3 |
2 | 27 | 44.3 |
3 | 32 | 52.5 |
Ki-67 labeling index (LI) | ||
high | 36 | 59.0 |
low | 21 | 34.4 |
not tested | 4 | 6.6 |
Stromal TILs | ||
LPB | 19 | 31.1 |
non-LPBC | 42 | 68.9 |
PD-L1 on stromal TILs (73–10 | ||
positive | 37 | 60.7 |
negative | 24 | 39.3 |
Adjuvant chemotherapy | ||
performed | 34 | 55.7 |
not performed | 24 | 39.3 |
undetermined | 3 | 4.9 |