Table 4.

Previous studies reporting the incidence of malignancy in endoscopically unresectable polyps thought to be being before resection with associated complication rates

Author	N patients	Malignancy rate (%)	Complications	Anastomotic leak	Mortality
Bertelson et al. [13]	750	17	Not mentioned	Not mentioned	Not mentioned
Loungnarath et al. [14]	165	13	23%	2.6%	2.6%
Hauenschild et al. [15]	58	0	9.3%	Not mentioned	0%
Itah et al. [16]	64	14	4%	1.7%	0%
Benedix et al. [17]	525	18	20.8%	3.6%	0.9%
Zmora et al. [18]	38	18	10.5%	2%	0%
Brozovich et al. [19]	63	22	Not mentioned	Not mentioned	Not mentioned
Adler et al. [20]	79	16	37%	Not mentioned	3%