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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

From: Plastic or metal stents for benign extrahepatic biliary strictures: a systematic review

Author Intervention Follow up (range) Previous treatment Technical success Clinical succes Treatment time
Stentpatency
Total complications
Prospective studies        
Holt et al [32] single plastic stent 18 months balloon dilatation 92% 69% 11,3 months (7-14) 69,70%
Graziadei et al [30] single plastic stent mean 39,8 (0,3-98) balloon dilatation unknown 77% anastomosis unknown 5-424 procedures
      0% non anastomosis   
Pozsar et al [48] multiple stent placement mean 61,3 (36-81) dilatation unknown 90% median 9 months (3-22) 37,70%
Kuzela et al [45] multiple stent placement median 16 months (1-42) none 100% 100% 1 year 12%
   after stent placement     (planned)  
Tocchi et al [38] single plastic stent mean 89,7 months none 100% 80% unknown 0%
Kahl et al [34] single plastic stent median 40 months (18-66) none 100% 31,1% (1 year) 1 year (19) 34,40%
      26,2% (40 months) rest unknown  
van Milligen et al [40] single plastic stent median 19 months (7-27) none 100% 81% median 9 days 7%
Retrospective studies        
Pasha et al [47] multiple plastic stent median 21,5 months (5,4-31,2) diliatation unknown 88% (intend to treat) median 4,6 months (1,1-11,9) 27%
Elmi et al [28] single plastic stent 535 days (22-1301) balloondilatation Unknown 87% 192 days (18-944) 22,2% (procedure)
    sphincterectomy     
Akay et al [21] single plastic stent 22 months (SD 13 months) balloondilatation 75% 55% 3 months (6) 12%
       6 months (1)  
       9 months (1)  
       12 months (3)  
Sharma et al [37] single plastic stent median 19 months (4-52) balloondilatation 100% 100% median 19 months 18%
Alazmi et al [22] single plastic stent mean 28 months (1-114) balloondilatation 6,60% 82% unknown unknown
Zoepf et al [42] single plastic stent median 9,5 months (1-36) sometimes dilatation 100% 85,60% median 8 months (2-26) 18,60%
Cahen et al [25] single plastic stent median 45 months (0-182) sphincterectomy 100% 38% median 274 days (3-2706) 52%
    pancreatic duct stenting     
Catalano et al [64] single plastic stent (34) mean 4,2 years (1 plastic stent) unknown 100% 24% 1 stent 21 months 42,7% (single plastic stent)
  multiple plastic stent (12) mean 3,9 years (mulitple stents)    92% multiple stents 14 months 8,3% (multiple plastic stent)
Morelli et al [46] multiple plastic stent mean 54 weeks (5 wks - 103 mo) diliatation 88% 90% unknown 3,70%
Hisatsune et al [34] single plastic stent mean 26 months(15-44) none 79% 93% mean 637 days (487-933) 43%
Eickhoff et al [31] single plastic stent median 58 months (2-146) balloon dilatation 100% 31% mean 9 months (1-144) 43%
    nasobiliary drainage     
Bourke et al [43] multiple plastic stent median 26,5 months (24-32) dilatation unknown 100% median 12,5 months 33%
Author Intervention Follow up (range) Previous treatment Technical success Clinical succes Treatment time
Stentpatency
Total complications
Khandekar et al [44] multiple plastic stent median 720 days sometimes dilatation Unknown 100% median 140 days (30-1080) unknown
Vitale et al [41] single plastic stent 32 months (13-76) balloon dilatation Unknown 80% mean 13,3 months unknown
Khiene et al [35] single plastic stent 1-5 years none 100% 7,40% unknown 85,70%
Farnbacher et al [29] single plastic stent 24 months (2-76) none 100% 13% 24 months (2-76 months) 72%
Rossi et al [36] single plastic stent 1 year dilatation 100% 83,30% 1 year 33,30%
De Masi et al [26] single plastic stent 6-84 months unknown Unknown 71,40% 24 months 52,70%
Aru et al [23] single plastic stent unknown unknown 100% 25% unknown unknown
van Millegen et al [39] single plastic stent mean 29 months (2-120) dilatation
nasobiliary drain
84% 76% 1 stent period (17) 30,5%(procedure)
       2 stent period (2)  
       3 stent period (3)  
Itani et al [33] single plastic stent mean 7 months dilatation 100% 80% 4 months (2) unknown
       1 change 4 months (2)  
       15 months (1)  
Barthet et al [24] single plastic stent mean 18 months (13-48) none 100% 42% mean 10 months 10,50%
Deviere et al [2] single plastic stent mean 14 months (4-72) dilatation 100% 12% unknown 72%