Table I.
Patient demographics.
| Demographic | Data |
|---|---|
| Gender, n | |
| Male | 12 |
| Female | 16 |
| Age (years), n | |
| <20 | 3 |
| 20–40 | 19 |
| >40 | 6 |
| Mean | 29.6 |
| Site, n | |
| Sacrum | 15 |
| Lumbar spine | 5 |
| Thoracic spine | 8 |
| Pre-operative neurological function, n | |
| Normal | 11 |
| Partial loss | 17 |
| Complete loss | 0 |
| Surgical approach, n | |
| A | 8 |
| P | 18 |
| A+P | 2 |
| Reconstruction, n | |
| Yes | 14 |
| No | 14 |
| Nerve root sacrificed, n | |
| Yes | 13 |
| No | 15 |
| Local recurrence, n | |
| Yes | 8 |
| No | 20 |
| Neurological function at six months, n | |
| Normal | 24 |
| Partial loss | 4 |
| Complete loss | 0 |
| Last status, n | |
| NED | 25 |
| STU | 2 |
| AWD | 1 |
A, anterior; P, posterior; NED, no evidence of disease; AWD, alive with disease; STU, succumbed to unrelated disease.