Efficacy of uncovered self-expandable metallic stent for colorectal obstruction by extracolonic malignancy

Table 6 Long-term outcomes of stent success group

Long-term outcomes	n = 57
Survival time after 1st stent insertion (months, median)	4.7 (0.8-25.5)
Oncological treatment after stent without surgery	23 (40.4%)
Chemotherapy only	22
Chemotherapy + Radiotherapy	1
Duration to oncological treatments after stent insertion (d, median)	15 (2-163)
Surgery after clinical success (except stent occlusion)	15 (26.3%)
Multiple obstruction	7
Colon perforation	7
Stent fracture	1 (53 d after stent)
Duration to surgery after stent insertion (d, median)	25 (7-385)