Table 2: Tumor characteristics.

VariablesTNBC (, 10%)%Non-TNBC (, 90%)% value

Neoadjuvant
No15783166994<0.0001
Yes33171056
Median tumor size (cm) 1.6 (0.1–9.4) 1.3 (0.04–12.5)0.06
Stage
I101531111630.0001
IIA, IIB552951329
IIIA, IIIB, IIIC33171388
IV11121
Histology
IDC17894142280<0.0001
ILC5324214
Invasive other741106
Median Ki-67 60 (1–99) 10 (1–99)<0.0001