Table 1. Locations of early gastric cancer that received endoscopic resection.

Author	Year	No.	Study design	Tumor location (%)
Min et al.36	2015	1,497	Single center	Body (21.8)
				Fundus (21.8)
				Cardia (21.8)
				Antrum (78.2)
				Angle (78.2)
Kim et al.3	2015	165	Single center	Upper (6.1)
				Middle (14.5)
				Lower (79.4)
Choi et al.37	2015	961	Single center	Upper (6.0)
				Middle (21.2)
				Lower (72.8)
Ahn et al.38	2011	1,370	Single center	Upper (7.1)
				Middle (32.3)
				Lower (60.6)
Shin et al.39	2015	1,105	Multicenter	Upper (4.3)
				Middle (28.5)
				Lower (67.2)