Table 3 Logistic regression analysis of pathologic characteristics and pCR

Age (n = 292)

 < 50

Reference

0.430–1.088

0.109

 ≥ 50

0.684

Histologic type (n = 291)

Lobular or other

Reference

1.111–69.6

0.039

0.033

No special type

8.792

Grade of invasive component (n = 284)

1

Reference

2

1.439

0.251–8.231

0.683

3

1.789

0.320–10.01

0.508

Angioinvasion (n = 230)

No or uncertain

Reference

0.241–1.677

0.36

Yes

0.635

Mitosis (n = 95)

≥ 8

Reference

0.358–2.263

0.823

< 8

0.9

Ki67 (n = 27)

< 40

Reference

0.056–8.822

0.783

≥ 40

0.7

sTILs percentage (n = 292)

< 10

Reference

1.086–2.899

0.022

0.011

≥ 10

1.77

Axillary nodal status (n = 260)

Positive

Reference

0.483–1.308

0.366

Negative

0.794

HER2 status (n = 292)

HER2 0

Reference

0.498–1.271

0.339

HER2 low

0.797