Establishment and evaluation of prediction model of recurrence after laparoscopic choledocholithotomy

Table 2 Multivariate logistic regression analysis of recurrence after laparoscopic choledocholithotomy

	B	SE	Wald	P value	Exp (B)	95%CI
Cholangitis	1.347	0.647	4.335	0.037	3.846	1.082	13.666
The diameter of the common bile duct	1.535	0.645	5.668	0.017	4.639	1.312	16.409
Diameter of stones	2.176	0.750	8.414	0.004	8.811	2.025	38.335
The number of stone	1.784	0.699	6.510	0.011	5.956	1.512	23.458
Lithotripsy	2.242	1.130	3.935	0.047	9.411	1.027	86.231
Duration of operation	-0.009	0.007	1.475	0.224	0.991	0.977	1.006
Preoperative total blood bilirubin	0.021	0.007	10.239	0.001	1.022	1.008	1.035
AST	0.004	0.003	1.467	0.226	1.004	0.997	1.011
T tube	2.185	0.815	7.198	0.007	8.894	1.802	43.900
Constant	-6.853	1.725	15.779	0.000	0.001

AST: Aspartate aminotransferase.