From: Spinal radiosurgery - efficacy and safety after prior conventional radiotherapy
Characteristic | Value | |
---|---|---|
Median age (years), (range) | 56, (17-82) | |
No of patients | 54 | |
Sex | Â | Â |
   Male | 32 | |
   Female | 22 | |
Karnofsky performance status scale | Â | Â |
   Median | 80 | |
   Range | 50-100 | |
Spinal region/No. of treated lesions | Â | (%) |
   Total of lesions in 54 patients | 70 | (100) |
   Patients with 1 lesion | 43 |  |
   Patients with 2-6 lesions | 11 |  |
   Cervical | 8 | (11.4) |
   Thoracic | 28 | (40.0) |
   Lumbar | 27 | (38.6) |
   Sacral | 7 | (10.0) |
   Total of treatment sessions | 60 |  |
   No. of treated lesions/treatment sessions |  |  |
   1 | 42 |  |
   2 | 9 |  |
   3 | 2 |  |
   4 | 1 |  |
Histology | n | (%) |
   Primary tumours | 13 | (24.1) |
Sarcoma | 5 | (9.3) |
CNS | 3 | (5.6) |
Chordoma | 3 | (5.6) |
Others | 2 | (3.7) |
   Metastases | 41 | (75.9) |
Renal | 10 | (18.5) |
Lung | 7 | (13) |
Breast | 7 | (13) |
Prostate | 3 | (5.6) |
Colorectal | 2 | (3.7) |
Gynaecological | 2 | (3.7) |
Melanoma | 1 | (1.8) |
Others | 7 | (13) |
Time diagnose to SRS (years) | Â | Â |
   Median | 4.6 | |
   Mean | 6.7 | |
   Range | 0.6-29 | |
   95% C.I. | 2.4-6.4 | |
Time RTX to SRS (months) | Â | Â |
   Median | 15 | |
   Mean | 42 | |
   Range | 1-505 | |
   95% C.I. | 13.8-26.9 | |
Tumour volume - GTV (cc) | Â | Â |
   Median | 17.6 | |
   Mean | 26.3 | |
   Range | 0.2-134 | |
   95% C.I. | 12.2-26.2 |