Oncologic impact of colonic stents for obstructive left-sided colon cancer

Table 1 Recent reports on long-term outcomes of colonic stenting as a bridge to surgery for obstructive left-sided colon cancer

Ref.	Publication year	Study type	Number of stent placements	Disease-free survival	Overall survival	Overall recurrence	Systemic recurrence	Local recurrence
Foo et al[44]	2019	Meta-analysis	222	NS	NS	SEMS > ES	SEMS > ES	NS
Katsuki et al[45]	2021	Multi-center retrospective study	498	NA	SEMS < ES	NA	NA	NA
Gorissen et al[46]	2013	Single-center prospective study	62	NS	NS	NS	NS	SEMS > ES in patients aged ≤ 75
Uehara et al[47]	2022	Single-center retrospective study	43	NS	NS	NA	SEMS > ES	NS
Mege et al[48]	2019	Multi-center retrospective study	191	NS	SEMS < DS	NA	NA	NA
Sabbagh et al[49]	2013	Multi-center retrospective study	48	NS	SEMS < ES	NS	NA	NA
Cirocchi et al[56]	2021	Meta-analysis	102-148	NS	NS	NS	NS	NS
Arezzo et al[57]	2017	Multi-center RCT	56	NS	NS	NS	NS	NS
Amelung et al[58]	2019	Multi-center retrospective study	222	NS	NS	NS	NS	NS
Veld et al[59]	2020	Multi-center retrospective study	121	NS	NS	NS	NS	NS
Endo et al[60]	2021	Multi-center retrospective study	113	TDT > ES (SEMS vs ES: NS)	NA	TDT > ES (SEMS vs ES: NS)	NS	NS
Kim et al[61]	2022	Single-center retrospective	98	NS	NS	NA	NA	NA

RCT: Randomized clinical trial; SEMS: Self-expandable metallic stent; ES: Emergency surgery; DS: Decompression stoma; TDT: Transanal decompression tube; NS: Not significant; NA: Not available.