Risk Factors for Single and Multiple Recurrences for Endoscopic Retrograde Cholangiopancreatography and Open Choledochotomy in Treating Choledocholithiasis

Table 3

Risk factors for common bile duct stone recurrence (patient with OCT).

	Recurrence ()	Nonrecurrence ()	Univariate analysis	Multivariate analysis
				OR	95% CI
Sex
Male	44	226	0.473	—	—	—
Female	41	252
Age (years)
<65	48	370	<0.001	2.242	1.188-4.234	0.013
≥65	37	108
Diabetes
No	74	454	0.017	—	—	—
Yes	10	24
Family history of biliary stones
No	66	397	0.316	—	—	—
Yes	19	81
Stone number
Single	15	222	<0.001	7.010	2.334-14.742	<0.001
Multiple	70	256
Maximum stone diameter (mm)
<15	20	349	<0.001	15.837	8.050-31.158	<0.001
≥15	65	129
Open choledochotomy
OCBDE	34	226	0.245	—	—	—
LCBDE	51	252
T-tube drainage or primary suture
T-tube drainage	69	426	0.044	2.846	1.194-6.785	0.018
Primary suture	16	52
Cholecystectomy
No	67	402	0.255	—	—	—
Yes	18	76
Sedentary occupations
No	30	296	<0.001	4.385	2.355-8.162	<0.001
Yes	55	182
High-fat diet (postoperative)
No	66	458	<0.001	3.699	1.337-10.233	0.012
Yes	19	20
Frequency of weekly vegetable intake (postoperative)
≥4	71	466	<0.001	4.153	1.192-14.469	0.025
<4	14	12
Drinking (postoperative)
No	70	439	0.008	3.162	1.270-7.872	0.013
Yes	15	39
Smoking (postoperative)
No	72	447	0.004	—	—	—
Yes	13	31