Table 4.
Factors Related to the Degree of Bleeding during Mucosal Cutting Biopsy
| Variables | Category | Degree of bleeding |
Frequency of massive or moderate bleeding | p-value | ||
|---|---|---|---|---|---|---|
| Massive | Moderate | Slight | ||||
| Histology | GIST | 8 | 8 | 1 | 94% (16/17) | 0.0007 |
| Leiomyoma | 0 | 0 | 11 | 0% (0/11) | ||
| Aberrant pancreas | 0 | 1 | 2 | 33% (1/3) | ||
| Adenocarcinoma | 2 | 0 | 0 | 100% (2/2) | ||
| Mesenchymal myxoid tumor | 1 | 0 | 0 | 100% (1/1) | ||
| Old hematoma | 0 | 0 | 1 | 0% (0/1) | ||
| Non-diagnostic | 3 | 3 | 4 | 60% (6/10) | ||
| Use of antithrombotic medicines | Yes | 0 | 1 | 3 | 25% (1/4) | 0.29 |
| No | 14 | 11 | 16 | 61% (25/41) | ||
GIST, gastrointestinal stromal tumor.