Table 1.
Records in the database (all data are at the time of the surgical intervention)
| Demographic data |
| Sex |
| Male |
| Female |
| Age |
| 18–88 years |
| Description of the disease |
| Performance status (measured via Karnofsky Performance Scale) |
| KPS 10–40% |
| KPS 50–70% |
| KPS 80–100% |
| Main clinical symptom |
| Pain |
| Motorial deterioration |
| Sensorial deterioration |
| Vegetative deterioration |
| Swallowing difficulty |
| The combination of the above |
| Incidental diagnosis (radiological) |
| Frankel grade |
| A |
| B |
| C |
| D |
| E |
| Affected vertebral levels |
| C, Th, L, S |
| The number of the metastases (1, 2, greater or equal than 3) |
| Extraspinal bony metastasis |
| Number of the affected bone(s) (1, 2, greater or equal than 3) |
| Metastasis in the internal organs |
| The affected organ (e.g., lung, liver…) |
| The number of the metastasis) (1, 2, greater or equal than 3) |
| The operability of the metastases (removeable, unremoveable) |
| Primary tumor site (based on the scoring method of the revised Tokuhashi score) |
| 0 point: lung, osteosarcoma, chondrosarcoma, stomach, bladder, esophagus, pancreas, angiosarcoma, melanoma, mesothelioma, neuroendocrine carcinoma |
| 1 point: liver, gallbladder, unidentified |
| 2 points: others, germ cell tumors, other epithelian carcinomas (e.g., tonsils, larynx, …), hematological malignancies, parotis |
| 3 points: kidney, uterus, cervix, ovarium |
| 4 points: colon, rectum |
| 5 points: thryoid, breast, prostate, carcinoid tumor, osteoblastoma, chondroma, hemangioma |
| Other co-morbidities |
| E.g., hypertension, ischaemic hearth disease, diabetes, chronic obstructive pulmonary disease, … |
| Description of the hospital stay |
| Date of the operation |
| Surgery description |
| Excisional or radical surgical therapy |
| En block spondylectomy and stabilization |
| Partial spondylectomy and stabilization |
| Palliative surgical therapy |
| Posterior decompression and stabilization |
| Laminectomy or posterior decompression only |
| Stabilization only |
| Intra- and postoperative events/complications |
| Blood loss and required amount of transfused blood |
| Need for postoperative intensive care unit |
| The length of the hospital stay (days) |
| The result of the surgery |
| Overall, there were improvement about any of the main symptoms or not? (yes or no) |
| Pain |
| Paresis |
| Vegetative dysfunction |