Table 2.

Results of the multivariate logistic regression analysis for the factors that were significantly associated with neoplastic polypoid lesions of the gallbladder on univariate analysis

	Hazard ratio	95% CI	P-value
Age ≥ 65 yr old	2.27	1.02-5.06	0.044
Gender, male	1.08	0.57-2.51	0.617
DM	2.64	1.15-6.03	0.021
ALT level	1.008	0.99-1.02	0.168
Polyp size > 15 mm	4.94	2.43-10.02	< 0.001
Solitary polyp	0.59	0.26-1.33	0.205
Nodular surface pattern	2.31	0.97-5.50	0.058

DM: Diabetes mellitus; ALT: Alanine transaminase.