Table 1 Patient demographics
From: Generation of orthotopic patient-derived xenografts from gastrointestinal stromal tumor
| Number | |
|---|---|
| Age | |
| Mean | 62 years |
| Range | 46 – 72 years |
| Gender | |
| Male | 2 |
| Female | 1 |
| Location of primary tumor | |
| Stomach | 0 |
| Small bowel | 3 |
| Duodenum | 1 |
| Jejunum | 1 |
| Ileum | 1 |
| Presentation | |
| Abdominal pain | 2 |
| Bleeding | 1 |
| Recurrence/metastasis on CT scan | 1 |
| Previous imatinib therapy | |
| Yes | 1 |
| No | 2 |
| Primary tumor size | |
| Mean | 19.2 cm |
| Range | 6.5 – 38.0 cm |
| Mitotic index (mitoses per 5 mm 2 ) | |
| Mean | 32.7 |
| Range | 10 – 65 |
| Peritoneal metastases | |
| Yes | 2 |
| No | 1 |
| KIT exon mutational analysis | |
| Exon 9 | 2 |
| Exon 11 | 1 |
| Exon 13/14 | 0 |
| Exon 17/18 | 0 |