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Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Nov 21, 2014; 20(43): 16020-16028
Published online Nov 21, 2014. doi: 10.3748/wjg.v20.i43.16020
Table 1 Randomized controlled studies on self-expandable metallic stents as a bridge to surgery in patients with malignant colorectal obstruction
Ref.CountryCentersPopulationLocationStent typeTechnical successClinical successStent perforationPrimary anastomosisPermanant stomaLeakageOverall postoperative complicationHospital stay (d)Conclusion
Ghazal et al[20]Egypt160 (ST: 30; ES: 30)Left colonNAST: 96.7%ST: 96.7%NoNANoST: 0%; ES: 3.3%ST: 13.8%; ES: 50%ST: 13; ES: 8ST
Ho et al[21]Singapore139 (ST: 20; ES: 19)Left colonWallFlexST: 75%ST: 70%NoST: 100%; ES: 100%ST: 5%; ES: 10.5%ST: 5%: ES: 0%ST: 35%; ES, 58%ST: 14; ES: 13ST
Alcántara et al[22]Spain128 (ST: 15; ES: 13)Left colonHanaro, WallFlexST: 100%ST: 100%NoST: 93.3%; ES: 100%NoST, 5%: ES, 30.7%ST: 13.3%; ES: 53.8%ST: 13; ES: 10ST
Pirlet et al[23]France960 (ST: 30; ES: 30)Left colonBardST: 46.7%ST: 40%6.6%ST, 73.3%; ES, 46.7%ST: 30%; ES: 26.7%ST: 6.6%: ES: 6.6%ST: 26.7%; ES: 33.3%ST: 23; ES: 17ES
van Hooft et al[24]Netherlands2598 (ST: 47; ES: 51)Left colonWallstentST: 70.2%ST: 70.2%12.8%ST: 44.7%; ES: 23.5%NAST: 10.6%: ES: 1.9%ST: 25%; ES: 23%NAES
Cheung et al[25]China148 (ST: 24; ES: 24)Left colonWallstentST: 83.3%ST: 83.3%NoST: 83.3%; ES: 54%ST: 16.7%; ES: 8.3%ST: 0%: ES: 8.3%ST: 8.3%; ES: 70.8%ST: 13.5; ES: 14ST