How to decide on stent insertion or surgery in colorectal obstruction?

Table 1 Summary of the studies included in this review

Ref.	Centres and aim	No. of patients (stenting/surgery)	Stenting morbidity	Surgery morbidity	Stenting mortality	Surgery mortality	Stenting efficacy
Fiori et al[9]	Single centre, palliation	11/11	0	1/11 (9%)	0	0	100%
Xinopoulos et al[7]	Single centre, palliation	15/15	0	0	0	0	93%
van Hooft et al[11]	Multicentre, palliation	11/10	11/11 (100%)	5/10 (50%)	3/11 (27%)	0	82%
Sankararajah et al[10]	Single centre	9/9	2/9 (22%)	6/9 (67%)	1/9 (11%)	1/9 (11%)	78%
Cheung et al[23]	Single centre, bridge to surgery	24/24	2/24 (8%)	17/24 (71%)	0	0	83%
van Hooft et al[24]	Multicentre, bridge to surgery	47/51	25/47 (53%)	23/51 (41%)	9/47 (19%)	9/51 (18%)	70%
Ho et al[15]	Single centre, bridge to surgery	20/19	7/20 (35%)	11/19 (35%)	0	3/19 (16%)	70%
Young et al[6]	Multicentre, palliative	26/26	10/26 (38%)	14/26 (54%)	0	0	79%

Table 2 Surgeons’ treatment preferences in different clinical scenarios (Suen et al[8])

Clinical scenarios		Level of clinical certainty			Evidence of community equipoise?
		Surgery (%)	Undecided (%)	Stent (%)
1	70yo; partial obstruction; metastatic cancer; ASA score 4	8	12	80	N
2	70yo; complete obstruction; metastatic cancer; ASA 4	9	8	82	N
3	50yo; partial obstruction; metastatic cancer; ASA 4	15	10	75	N
4	50yo; complete obstruction; metastatic cancer; ASA 4	12	8	80	N
5	70yo; partial obstruction; metastatic cancer; ASA 1	51	19	30	Y
6	70yo; complete obstruction; metastatic cancer; ASA 1	40	13	47	Y
7	50yo; partial obstruction; metastatic cancer; ASA 1	60	17	23	Y
8	50yo; complete obstruction; metastatic cancer; ASA 1	51	14	35	Y
9	70yo; partial obstruction; curable cancer; ASA 4	66	15	19	Y
10	70yo; complete obstruction; curable cancer; ASA 4	41	13	46	Y
11	50yo; partial obstruction; curable cancer; ASA 4	73	10	17	N
12	50yo; complete obstruction; curable cancer; ASA 4	50	11	39	Y
13	70yo; partial obstruction; curable cancer; ASA 1	96	4	0	N
14	70yo; complete obstruction; curable cancer; ASA 1	79	12	9	N
15	50yo; partial obstruction; curable cancer; ASA 1	96	4	0	N
16	50yo; complete obstruction; curable cancer; ASA 1	87	9	4	N