Table 2 Univariate and multivariate logistic regression analysis for clinical characteristics and Radscore

Intra-peritumoral 3-mm Radscore

2.72

(1.56, 4.73)

 < 0.001

2.89

(1.50, 5.56)

 < 0.001

Gender

1.31

(0.56, 3.05)

0.582

Age

0.96

(0.93, 0.99)

0.025

0.95

(0.92, 0.99)

0.017

Location

0.73

(0.42, 1.27)

0.264

cT-stage

2.03

(1.18, 3.49)

0.01

1.98

(1.02, 3.87)

0.037

Pathological LN

1.23

(0.45–2.88)

0.991

MRI-reported EMVI

1.30

(0.52, 3.25)

0.576

CA199

1.00

(0.99, 1.00)

0.819

CEA

1.00

(0.99, 1.02)

0.347

Tumor-length

1.00

(0.98, 1.03)

0.487

Wall thickness

0.98

(0.89, 1.09)

0.742

LN-irregular border or invasion of the adjacent fat

3.33

(1.5, 7.37)

0.003

3.36

(0.82, 13.73)

0.028

LN-CSE

2.51

(1.16, 5.43)

0.019

LN-heterogeneous intensity

2.00

(0.91, 4.38)

0.084