Table 4 Binary logistics regression analysis of molecular subtypes with ultrasound feature

Luminal A vs. Other Types

Orientation

0.409

0.486

0.088–2.693

Margin

0.374

0.698

0.317–1.541

Calcification

0.360

1.834

0.501–6.712

RTE

< 0.001

0.322

0.188–0.550

CDFI

0.036

1.1066

1.066–6.987

Luminal B vs. Other Types

RTE

0.016

1.920

1.127–3.272

Peak ROI2/ Peak ROI1

0.036

6.654

1.128–39.272

HER2 + vs. Other Types

Margin

0.172

1.639

0.806–3.331

Echo pattern

0.055

3.017

0.976–9.333

CDFI

0.052

0.348

0.120–1.009

Peak ROI3/ Peak ROI2

0.039

3.796

1.067–13.500

TNBC vs. Other Types

CDFI

0.002

0.106

0.025–0.449

Peak ROI3/ Peak ROI2

0.998

0.000

0.000