Table 2.

Univariate and multivariate logistic regression analysis of LNM in pCCA patients

Variables	Univariate			Multivariate
	P	OR (95%CI)		P	OR (95%CI)
Age	0.026	0.964(0.933–0.996)		0.030	0.963(0.930–0.996)
CA19-9 level, U/mL(> 559.8 VS ≤ 559.8)	< 0.001	3.677(1.816–7.446)		0.002	3.162(1.519–6.582)
Tumor diameter	0.003	1.447(1.139–1.839)		0.010	1.388(1.083–1.778)