Table 2.

Univariate and multivariate logistic regression analysis of the radiomic signature and preoperative clinical parameters

Characteristics	Univariate analysis			Multivariate analysis
	OR	95% CI	P	OR	95% CI	P
Radiomics signature	3.616	1.977 ~ 6.612	<  0.001 *	3.321	1.646 ~ 6.701	0.001 *
Age	0.963	0.910 ~ 1.018	0.185
Symptom	2.023	0.821 ~ 4.985	0.122
Sex	0.814	0.302 ~ 2.193	0.683
MPD size	3.355	1.912 ~ 5.887	<  0.001 *	2.878	1.330 ~ 6.227	0.007*
Largest cyst size	2.525	1.019 ~ 6.261	0.042 *	0.413	0.088 ~ 1.929	0.261
Enhancing mural nodule	2.810	1.104 ~ 7.152	0.027 *	0.943	0.174 ~ 5.103	0.945
CA19–9 > 37kU/L	8.667	3.183 ~ 23.599	<  0.001 *	8.799	1.793 ~ 43.190	0.007*
CEA > 5 ng/mL	0.984	0.319 ~ 3.036	0.978

MPD Main pancreatic duct, CEA Carcinoembryonic antigen, CI Confidence internal

Significant parameters with P < 0.05 in the univariate analysis were included in the multivariate logistic regression analysis