Table 4 Results on route, previous treatment, treatment time, technical success, clinical success and complications in case series with multiple plastic stents and single plastic stents for benign biliary strictures

Prospective studies

Holt et al [32]

single plastic stent

18 months

balloon dilatation

11,3 months (7-14)

Graziadei et al [30]

single plastic stent

mean 39,8 (0,3-98)

balloon dilatation

unknown

Pozsar et al [48]

multiple stent placement

mean 61,3 (36-81)

dilatation

median 9 months (3-22)

Kuzela et al [45]

multiple stent placement

median 16 months (1-42)

none

1 year

after stent placement

(planned)

Tocchi et al [38]

single plastic stent

mean 89,7 months

none

unknown

Kahl et al [34]

single plastic stent

median 40 months (18-66)

none

1 year (19)

rest unknown

van Milligen et al [40]

single plastic stent

median 19 months (7-27)

none

median 9 days

Retrospective studies

Pasha et al [47]

multiple plastic stent

median 21,5 months (5,4-31,2)

diliatation

median 4,6 months (1,1-11,9)

Elmi et al [28]

single plastic stent

535 days (22-1301)

balloondilatation

192 days (18-944)

sphincterectomy

Akay et al [21]

single plastic stent

22 months (SD 13 months)

balloondilatation

3 months (6)

6 months (1)

9 months (1)

12 months (3)

Sharma et al [37]

single plastic stent

median 19 months (4-52)

balloondilatation

median 19 months

Alazmi et al [22]

single plastic stent

mean 28 months (1-114)

balloondilatation

unknown

Zoepf et al [42]

single plastic stent

median 9,5 months (1-36)

sometimes dilatation

median 8 months (2-26)

Cahen et al [25]

single plastic stent

median 45 months (0-182)

sphincterectomy

median 274 days (3-2706)

pancreatic duct stenting

Catalano et al [64]

single plastic stent (34)

mean 4,2 years (1 plastic stent)

unknown

21 months

multiple plastic stent (12)

mean 3,9 years (mulitple stents)

14 months

Morelli et al [46]

multiple plastic stent

mean 54 weeks (5 wks - 103 mo)

diliatation

unknown

Hisatsune et al [34]

single plastic stent

mean 26 months(15-44)

none

mean 637 days (487-933)

Eickhoff et al [31]

single plastic stent

median 58 months (2-146)

balloon dilatation

mean 9 months (1-144)

nasobiliary drainage

Bourke et al [43]

multiple plastic stent

median 26,5 months (24-32)

dilatation

median 12,5 months

Author

Intervention

Follow up (range)

Previous treatment

Treatment time

Stentpatency

Khandekar et al [44]

multiple plastic stent

median 720 days

sometimes dilatation

median 140 days (30-1080)

Vitale et al [41]

single plastic stent

32 months (13-76)

balloon dilatation

mean 13,3 months

Khiene et al [35]

single plastic stent

1-5 years

none

unknown

Farnbacher et al [29]

single plastic stent

24 months (2-76)

none

24 months (2-76 months)

Rossi et al [36]

single plastic stent

1 year

dilatation

1 year

De Masi et al [26]

single plastic stent

6-84 months

unknown

24 months

Aru et al [23]

single plastic stent

unknown

unknown

unknown

van Millegen et al [39]

single plastic stent

mean 29 months (2-120)

dilatation

nasobiliary drain

1 stent period (17)

2 stent period (2)

3 stent period (3)

Itani et al [33]

single plastic stent

mean 7 months

dilatation

4 months (2)

1 change 4 months (2)

15 months (1)

Barthet et al [24]

single plastic stent

mean 18 months (13-48)

none

mean 10 months

Deviere et al [2]

single plastic stent

mean 14 months (4-72)

dilatation

unknown