Table 3. Variation of vertebral kyphosis (VK) and local kyphosis (LK) in patients with and without SJ implant.
| Variables | Treatment | SJ + short percutaneous arthrodesis | P value* | ||
|---|---|---|---|---|---|
| Arthrodesis | SJ | P value | |||
| Overall sample | |||||
| VK | 2.4°±6.1° | 3.3°±4.5° | 0.406 | 6.5°±2.7° | 0.096 |
| LK | 2.8°±7.5° | 1.3°±6.3° | 0.283 | 6.6°±10.2° | 0.077 |
| A2 | |||||
| VK | −0.9°±3.9° | 1.9°±3.9° | 0.0005 | ||
| LK | 5.0°±5.8° | 1.0°±5.6° | 0.0007 | ||
| A3 | |||||
| VK | 3.4°±6.5° | 4.1°±4.7° | 0.542 | ||
| LK | 2.7°±10.1° | 1.9°±7.5° | 0.661 | ||
*, P value referring to SJ + short percutaneous arthrodesis vs. SJ. SJ, SpineJack.