Endoscopic management of chronic pancreatitis

Table 3 Summary of studies that evaluated efficacy of endoscopic biliary polyethylene stents for treatment of common bile duct strictures

Study	Total patients	Success rate (%)-short term	Stricture resolution (%)	Stent occlusion (%)	Stent migration (%)	Follow up time (mo)
Deviere et al[85]	25	100	3 (12)	32	40	14
Barthet et al[83]	19	100	2 (11)	0	5	18
Smits et al[82]	58	100	16 (28)	62	7	49
Kiehne et al[81]	14	100	2 (16)	36	NA	NA
Vitale et al[80]	25	100	20 (80)	12	8	32
Farnbacher et al[79]	31	100	10 (32)	29	23	24
Eickhoff et al[78]	39	100	12 (31)	33	10	58
Average	30	100	30	29.14	17.16	32.5

NA: Not applicable.