Parameter | Value |
---|---|
Gender | |
 Female | 18 |
 Male | 14 |
Age, average, y | 61.1 ± 9.7 |
Affected levels | |
 Thoracic | 8 |
 Thoracolumbar | 4 |
 Lumbar/lumbosacral | 20 |
Concurrent disease | |
 Diabetes | 11 |
 Rheumatism | 1 |
 Nephritis | 1 |
 Osteoporosis | 5 |
ASIA classification (pre-op) | |
 C | 3 |
 D | 16 |
 E | 13 |