Advantage of endoscopic mucosal resection with a cap for rectal neuroendocrine tumors

Table 3 Baseline characteristics by tumor size n (%)

NET size	Size ≤5 mm (n = 63)			5 mm < size ≤10 mm (n = 46)
	EMR-C(n = 50)	ESD(n = 13)	P value	EMR-C(n = 15)	ESD(n = 31)	P value
Age (yr), mean ± SD	50.78 ± 9.45	45.85 ± 15.46	0.151	57.4 ± 9.63	48.48 ± 11.04	0.011
Male gender	33 (66.0)	7 (53.8)	0.417	10 (66.7)	21 (67.7)	0.942
Follow up period (d), mean ± SD	714.1	806.31	0.567	607.87	710.9	0.419
	± 489.29	± 604.66		± 397.56	± 403.00
Specimen size (mm),	10.05	10.83	0.287	10.47	13.14	0.004
mean ± SD	± 2.21	± 2.78		± 2.26	± 3.68
Tumor size (mm),	3.9	4.31	0.158	7.00	7.87	0.051
mean ± SD	± 0.95	± 0.75		± 1.25	± 1.43
EUS measured size (mm),	4.44	5.77	0.005	5.80	7.03	0.019
mean ± SD	± 1.31	± 2.01		± 1.47	± 5.80

EMR-C: Endoscopic mucosal resection with a cap; ESD: Endoscopic submucosal dissection; EUS: Endoscopic ultrasound; NET: Neuroendocrine tumor.