Table 1 Characteristics of non-antithrombotic and antithrombotic groups
|  | Non-antithrombotic (n = 743) | Antithrombotic (n = 90) | p value | |
|---|---|---|---|---|
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※ | |