Age(yr)
|
65.3 ± 12.3
|
64.8 ± 13.7
|
0.719
|
Gender(M?F)(%M)
|
423/320(56.9)
|
54/36(60.0)
|
0.578
|
H. pylori infection (+/−)(%positive)
|
587/156(79.0)
|
73/17(81.1)
|
0.642
|
Tumor sixe(mm)
|
15.5 ± 5.2
|
15.7 ± 5.5
|
0.731
|
Tumor type
|
IIa
|
430
|
51
|
0.976
|
IIa + IIc
|
112
|
14
|
IIc
|
201
|
25
|
Duration of ESD(min)
|
46.6 ± 17.6
|
44.0 ± 16.1
|
0.182
|
Location of tumor
|
Antrum
|
325
|
41
|
0.944
|
Angulus
|
185
|
22
|
Corpus
|
233
|
27
|
Concrurrent disease(diabetes, renal failure, cirrhosis)(+/−)(%positive)
|
240/503(32.3)
|
28/62(31.1)
|
0.819
|
Gastroprotective agent(+/−)(%positive)
|
315/428(42.4)
|
39/51(43.3)
|
0.865
|
post-ESD bleeding(+/−)(%positive)
|
15/728(2.0)
|
21/69(23.3)
|
<0.001※
|