Risk Factors of Early Liver Metastasis for Pancreatic Ductal Adenocarcinoma after Radical Resection

Table 4

Multivariate analysis of risk factors for early liver metastasis.

Variable		β	Wald	OR	95% CI
CA125	≥30 IU/ml	0.577	1.632	1.781	0.735-4.315	0.201
Tumor size	≥4 cm	0.630	2.697	1.877	0.885-3.978	0.101
Tumor differentiation	Poor	1.129	8.699	3.093	1.461-6.550	0.003
PV/SMV reconstruction	Yes	0.903	5.059	2.467	1.123-5.417	0.024

For abbreviations, see Table 1.