Table 2. Surgical details and postoperative treatment.
| Parameters | Laminectomy (n = 21) | Corpectomy (n = 24) | Spondylectomy (n = 13) | P value | |
|---|---|---|---|---|---|
| Location of metastasis | 0.695 | ||||
| Thoracic | 14 | 19 | 9 | ||
| Lumbar | 7 | 5 | 4 | ||
| Spinal metastasis | 2.5 ± 0.7 | 1.3 ± 0.5 | 1.1 ± 0.3 | < 0.001a | |
| Instrumented segments | 5.1 ± 1.6 | 4.7 ± 1.1 | 4.9 ± 0.9 | 0.673a | |
| Operation time (min) | 240.7 ± 57.6 | 268.3 ± 102.8 | 373.5 ± 84.7 | < 0.001a | |
| EBL, mL | 811.9 ± 1,164.2 | 983.3 ± 1,451.5 | 1,351.5 ± 993.5 | 0.481a | |
| Postop. ICU transfer | 8 (38.1) | 2 (8.3) | 3 (23.1) | 0.059b | |
| Postop. chemotherapy | 14 (66.7) | 19 (79.2) | 11 (84.6) | 0.531 | |
| Postop. radiotherapy (to spinal metastasis) | 9 (42.9) | 16 (66.7) | 2 (15.4) | 0.011 | |
The values are given as means ± standard deviation or number (%) unless otherwise indicated. A Pvalue of < 0.05 was considered to indicate statistical significance. The boldface type indicates statistical significance.
EBL = estimated blood loss, Postop = postoperative, ICU = intensive care unit.
aanalysis of variance; bFisher's exact test.