Table 1 Demographic data for the patients included in the study
Characteristic | Total | Training dataset | Test dataset |
|---|---|---|---|
Total number of patients | 72 | 40 | 32 |
Age (years) | |||
Mean ± standard deviation | 63 ± 13 | 63 ± 12 | 63 ± 14 |
Range | 16–86 | 16–86 | 18–79 |
Gender | |||
Male | 40 | 22 | 18 |
Female | 32 | 18 | 14 |
Primary tumor site | |||
Pancreas | 25 | 13 | 12 |
Small bowel | 16 | 7 | 9 |
Lung | 8 | 5 | 3 |
Pheochromocytoma | 5 | 3 | 2 |
Unknown | 6 | 3 | 3 |
Thymus | 3 | 2 | 1 |
Stomach | 2 | 2 | 0 |
Rectum | 2 | 2 | 0 |
Carotid paraganglioma | 2 | 1 | 1 |
Appendix | 1 | 0 | 1 |
Colon | 1 | 1 | 0 |
Esthesioneuroblastoma | 1 | 1 | 0 |
Sites of metastases | |||
Liver | 53 | 28 | 25 |
Lymph nodes | 36 | 18 | 18 |
Bones | 35 | 25 | 10 |
Lung | 9 | 7 | 2 |
Peritoneum | 6 | 3 | 3 |
Ovaries | 2 | 0 | 2 |
Thyroid | 1 | 1 | 0 |
Adrenal | 1 | 1 | 0 |
Pelvic mass | 1 | 0 | 1 |
Spleen | 1 | 0 | 1 |
Pancreas | 1 | 0 | 1 |