| Variable . | All Patients (n = 357) . |
|---|---|
| Tumor status | |
| Primary | 319 (89.4%) |
| Recurrence | 38 (10.6%) |
| Sex | |
| Female | 170 (47.6%) |
| Male | 187 (52.4%) |
| Age | |
| Median age | 43 (IQR: 30.0–55.0) |
| Locationa | |
| Intramedullary | 242 (68.0%) |
| Extramedullary | 57 (16.0%) |
| Combined | 57 (16.0%) |
| Number of involved segments | |
| 1 | 189 (52.9%) |
| 2 | 104 (29.1%) |
| 3 | 47 (13.2%) |
| 4 | 17 (4.8%) |
| Spinal level | |
| Cervical | 169 (47.3%) |
| Cervicothoracic | 30 (8.4%) |
| Thoracic | 101 (28.3%) |
| Thoracolumbar | 29 (8.1%) |
| Lumbar | 20 (5.6%) |
| Lumbosacral | 8 (2.2%) |
| Cyst | |
| Yes | 153 (42.9%) |
| No | 204 (57.1%) |
| Syrinx | |
| Yes | 169 (47.3%) |
| No | 188 (52.7%) |
| Preoperative bleeding | |
| Yes | 19 (5.3%) |
| No | 338 (94.7%) |
| Extent of resection | |
| Complete resection | 313 (87.7%) |
| Incomplete resection | 44 (12.3%) |
| Surgical approach | |
| Laminectomy | 147 (41.2%) |
| Laminoplasty | 39 (10.9%) |
| Hemilaminectomy | 166 (46.5%) |
| Laminectomy and dorsal instrumentation | 5 (1.4%) |
| Adjuvant therapy | |
| No adjuvant therapy | 323 (90.5%) |
| Radiotherapy | 22 (6.2%) |
| Chemotherapy | 9 (2.5%) |
| VEGF treatment | 3 (0.8%) |
| Variable . | All Patients (n = 357) . |
|---|---|
| Tumor status | |
| Primary | 319 (89.4%) |
| Recurrence | 38 (10.6%) |
| Sex | |
| Female | 170 (47.6%) |
| Male | 187 (52.4%) |
| Age | |
| Median age | 43 (IQR: 30.0–55.0) |
| Locationa | |
| Intramedullary | 242 (68.0%) |
| Extramedullary | 57 (16.0%) |
| Combined | 57 (16.0%) |
| Number of involved segments | |
| 1 | 189 (52.9%) |
| 2 | 104 (29.1%) |
| 3 | 47 (13.2%) |
| 4 | 17 (4.8%) |
| Spinal level | |
| Cervical | 169 (47.3%) |
| Cervicothoracic | 30 (8.4%) |
| Thoracic | 101 (28.3%) |
| Thoracolumbar | 29 (8.1%) |
| Lumbar | 20 (5.6%) |
| Lumbosacral | 8 (2.2%) |
| Cyst | |
| Yes | 153 (42.9%) |
| No | 204 (57.1%) |
| Syrinx | |
| Yes | 169 (47.3%) |
| No | 188 (52.7%) |
| Preoperative bleeding | |
| Yes | 19 (5.3%) |
| No | 338 (94.7%) |
| Extent of resection | |
| Complete resection | 313 (87.7%) |
| Incomplete resection | 44 (12.3%) |
| Surgical approach | |
| Laminectomy | 147 (41.2%) |
| Laminoplasty | 39 (10.9%) |
| Hemilaminectomy | 166 (46.5%) |
| Laminectomy and dorsal instrumentation | 5 (1.4%) |
| Adjuvant therapy | |
| No adjuvant therapy | 323 (90.5%) |
| Radiotherapy | 22 (6.2%) |
| Chemotherapy | 9 (2.5%) |
| VEGF treatment | 3 (0.8%) |
Abbreviations: IQR, interquartile range; VEGF, vascular endothelial growth factor.
aUnknown in 1 case.
| Variable . | All Patients (n = 357) . |
|---|---|
| Tumor status | |
| Primary | 319 (89.4%) |
| Recurrence | 38 (10.6%) |
| Sex | |
| Female | 170 (47.6%) |
| Male | 187 (52.4%) |
| Age | |
| Median age | 43 (IQR: 30.0–55.0) |
| Locationa | |
| Intramedullary | 242 (68.0%) |
| Extramedullary | 57 (16.0%) |
| Combined | 57 (16.0%) |
| Number of involved segments | |
| 1 | 189 (52.9%) |
| 2 | 104 (29.1%) |
| 3 | 47 (13.2%) |
| 4 | 17 (4.8%) |
| Spinal level | |
| Cervical | 169 (47.3%) |
| Cervicothoracic | 30 (8.4%) |
| Thoracic | 101 (28.3%) |
| Thoracolumbar | 29 (8.1%) |
| Lumbar | 20 (5.6%) |
| Lumbosacral | 8 (2.2%) |
| Cyst | |
| Yes | 153 (42.9%) |
| No | 204 (57.1%) |
| Syrinx | |
| Yes | 169 (47.3%) |
| No | 188 (52.7%) |
| Preoperative bleeding | |
| Yes | 19 (5.3%) |
| No | 338 (94.7%) |
| Extent of resection | |
| Complete resection | 313 (87.7%) |
| Incomplete resection | 44 (12.3%) |
| Surgical approach | |
| Laminectomy | 147 (41.2%) |
| Laminoplasty | 39 (10.9%) |
| Hemilaminectomy | 166 (46.5%) |
| Laminectomy and dorsal instrumentation | 5 (1.4%) |
| Adjuvant therapy | |
| No adjuvant therapy | 323 (90.5%) |
| Radiotherapy | 22 (6.2%) |
| Chemotherapy | 9 (2.5%) |
| VEGF treatment | 3 (0.8%) |
| Variable . | All Patients (n = 357) . |
|---|---|
| Tumor status | |
| Primary | 319 (89.4%) |
| Recurrence | 38 (10.6%) |
| Sex | |
| Female | 170 (47.6%) |
| Male | 187 (52.4%) |
| Age | |
| Median age | 43 (IQR: 30.0–55.0) |
| Locationa | |
| Intramedullary | 242 (68.0%) |
| Extramedullary | 57 (16.0%) |
| Combined | 57 (16.0%) |
| Number of involved segments | |
| 1 | 189 (52.9%) |
| 2 | 104 (29.1%) |
| 3 | 47 (13.2%) |
| 4 | 17 (4.8%) |
| Spinal level | |
| Cervical | 169 (47.3%) |
| Cervicothoracic | 30 (8.4%) |
| Thoracic | 101 (28.3%) |
| Thoracolumbar | 29 (8.1%) |
| Lumbar | 20 (5.6%) |
| Lumbosacral | 8 (2.2%) |
| Cyst | |
| Yes | 153 (42.9%) |
| No | 204 (57.1%) |
| Syrinx | |
| Yes | 169 (47.3%) |
| No | 188 (52.7%) |
| Preoperative bleeding | |
| Yes | 19 (5.3%) |
| No | 338 (94.7%) |
| Extent of resection | |
| Complete resection | 313 (87.7%) |
| Incomplete resection | 44 (12.3%) |
| Surgical approach | |
| Laminectomy | 147 (41.2%) |
| Laminoplasty | 39 (10.9%) |
| Hemilaminectomy | 166 (46.5%) |
| Laminectomy and dorsal instrumentation | 5 (1.4%) |
| Adjuvant therapy | |
| No adjuvant therapy | 323 (90.5%) |
| Radiotherapy | 22 (6.2%) |
| Chemotherapy | 9 (2.5%) |
| VEGF treatment | 3 (0.8%) |
Abbreviations: IQR, interquartile range; VEGF, vascular endothelial growth factor.
aUnknown in 1 case.
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