SEMS vs cSEMS in duodenal and small bowel obstruction: High risk of migration in the covered stent group

Table 1 Patients' characteristics n (%)

Characteristics	SEMS	cSEMS
Stents	16 (50)	16 (50)
Male gender	7 (44)	10 (63)
Age (yr), mean ± SD (range)	70 ± 11 (50-85)	71 ± 11 (50-84)
Localization
Jejunum, n	3	0
Duodenum, n	13	16
Disease
Pancreatic carcinoma, n	6	7
Cholangiocellular carcinoma, n	3	2
Gallbladder carcinoma, n	1	2
Gastric cancer, n	3	2
Colorectal cancer, n	2	0
Breast cancer metastasis, n	1	0
Stenosis due to duodenal ulcer perforation, n	0	3
Balloon dilatation of the stent	3 (19)	2 (13)
Concomitant biliary drainage	9 (56)	8 (50)

SEMS: Self-expanding metal stent; cSEMS: Covered SEMS.