Table 2 Data of deformity correction, dystrophic characteristics and instrumentation constructs for the thoracic and thoracolumbar/lumbar groups
Parameters | Thoracic | Thoracolumbar/lumbar |
|---|---|---|
Main curve (°) | ||
Pre | 86.2 ± 23.9 | 60.6 ± 20.4 |
Post | 44.9 ± 13.9 | 23.7 ± 14.0 |
Latest FU | 42.9 ± 9.7 | 24.0 ± 14.3 |
Kyphosis (°) | ||
Pre | 77.5 ± 15.5 | 37.6 ± 13.2 |
Post | 31.1 ± 4.1 | −0.7 ± 16.8 |
Latest FU | 29.4 ± 5.0 | −0.5 ± 17.5 |
CBD (mm) | ||
Pre | 54.4 ± 12.8 | 39.6 ± 12.5 |
Post | 5.4 ± 11.6 | 33.6 ± 18.7 |
Latest FU | 1.3 ± 5.8 | 8.3 ± 11.3 |
Postoperative CCI (%) | 0 | 63.6 |
Number of dystrophic segments | 5.3 ± 1.0 | 4.6 ± 1.0 |
VRS | 3 (75%) | 9 (81.8%) |
Fusion segments | 11.8 ± 1.0 | 8.5 ± 1.5 |
Implant density (%) | 67.7 ± 3.1 | 78.0 ± 13.2 |
Laminar hook ratio (%) | 11.2 ± 11.5 | 9.7 ± 16.4 |