Table 2. Multiple logistic regression analysis of predictors for inaccurate diagnostic result for cholangiocarcinoma using EUS-FNA.

Factor	Coefficient	Odds Ratio for Accurate Result (95 % CI)	P value
Presence of stent	–1.95	0.14 (0.03–0.50)	0.004
Diagnosis of PSC	–1.86	0.16 (0.02–0.99)	0.049
Hilar position	–1.53	0.22 (0.05–0.79)	0.026

EUS, endoscopic ultrasound-guided fine-need aspiration; PSC, primary sclerosing cholangitis