Acute abdominal obstruction: Colon stent or emergency surgery? An evidence-based review

Table 2 Outcomes in studies with evidence 1A (Metanalyses of randomized studies)

Outcome	Stent as bridge to surgery;Arezzo et al[13], 2017	Stent as bridge to surgery;Arezzo et al[13], 2017	Palliative patients;Ribeiro et al[51], 2018	Palliative patients;Ribeiro et al[51], 2018
	Stent	Emergency surgery	Stent	Emergency surgery
No. of patients	251	246	63	62
Mortality	9.6%	9.9%	6.3%	6.4%
Adverse events	33.9%	51.2%	36.5%	24.1%
Survival	NA	NA	279 d	244 d
Clinical success	NA	NA	84%	96%
Technical success	NA	NA	84%	96%
Temporary colostomy	33.9%	51.4%	NA	NA
Definitive colostomy	22.2%	35.2%	14.3%	86.1%
Primary anastomosis	70%	54.1%	NA	NA
Hospital stay	15.5 d	14.5 d	17.5 d	35.5 d
ICU hospitalization	NA	NA	0	1 d

NA: Not available; ICU: Intensive care unit.