| Metastases or recurrences |  | |
---|---|---|---|
 | + (Group A, n = 7) | - (Group B, n = 38) | p value |
Gender | Â | Â | 0.39 |
Male | 4 | 28 | Â |
Female | 3 | 10 | Â |
Mean age | 58.4 (41—75) | 61.9 (38—86) | 0.50 |
Location | Â | Â | 1 |
Stomach | 0 | 4 | Â |
Duodenum | 2 (20.0%) | 8 | Â |
Small intestine | 0 | 1 | Â |
Colon | 0 | 1 | Â |
Rectum | 5 (17.2%) | 24 | Â |
Tumor invasion | Â | Â | 0.16 |
M | 0 | 1 | Â |
SM | 4 | 28 | Â |
MP | 2 | 3 | Â |
SS | 1 | 1 | Â |
Unknown | 0 | 5 | Â |
Resection methods | Â | Â | 0.34 |
Biopsy | 0 | 5 | Â |
Endoscopic resection | 2 | 19 | Â |
Surgical resection | 5 | 14 | Â |
Mean tumor size (mm) | 12.9 (3.5—27) | 7.4 (1.5—15) | 0.26 |