|
Item
|
Total (n = 211)
|
%
|
|---|
|
Age (years)
|
|
Average
|
61.6
| |
|
Range
|
40–83
| |
|
Sex
|
|
Male
|
162
|
76.8
|
|
Female
|
49
|
23.2
|
|
Tumor location
|
|
Upper 1/3
|
63
|
29.9
|
|
Middle 1/3
|
32
|
15.2
|
|
Lower 1/3
|
116
|
55.0
|
|
Gross type
|
|
Elevated
|
93
|
44.1
|
|
Flat
|
71
|
33.6
|
|
Depressed
|
47
|
22.3
|
|
Depth of invasion
|
|
Mucous layer
|
193
|
91.4
|
|
Submucosa
|
18
|
8.5
|
|
Differentiated types
|
|
Differentiated
|
200
|
94.8
|
|
Undifferentiated
|
11
|
5.2
|
|
Tumor size
|
|
≤ 2 cm
|
182
|
86.3
|
|
> 2 cm
|
29
|
13.7
|
|
Lymphovascular infiltration
|
|
Present
|
4
|
1.9
|
|
Absent
|
207
|
98.1
|
|
Resection margin
|
|
Positive
|
7
|
3.3
|
|
Negative
|
204
|
96.7
|
|
Current gastric ulcer
|
30
|
14.2
|
|
Current HP infection
|
26
|
12.3
|
|
HER2 overexpression
|
30
|
14.2
|
- EGC early gastric cancer; HP H. pylori
