Table 3 Univariate and multivariate regression analysis of clinical characteristics in the training cohort of Lauren radiomics model and SRCC radiomics model

Age

0.977

(0.957, 0.997)

0.025

0.979

(0.958, 1.000)

0.049

Sex

1.425

(0.884, 2.299)

0.146

–

–

–

Tumor size

1.015

(1.001, 1.029)

0.033

–

–

–

Tumor location

1.417

(1.098, 1.827)

0.007

1.347

(1.035, 1.753)

0.027

CEA

2.359

(1.464, 3.802)

 < 0.001

2.302

(1.417, 3.740)

0.001

CA199

2.224

(1.382, 3.578)

0.001

–

–

–

Age

0.984

(0.963, 1.006)

0.159

–

–

–

Sex

2.098

(1.267, 3.474)

0.004

2.044

(1.228, 3.404)

0.006

Tumor size

0.996

(0.986, 1.006)

0.387

–

–

–

Tumor location

1.472

(1.081, 2.004)

0.014

1.449

(1.058, 1.984)

0.021

CEA

0.931

(0.570, 1.520)

0.775

–

–

–

CA199

0.894

(0.548, 1.461)

0.655

–

–

–