From: Analysis of C5 palsy in cervical myelopathy with massive anterior compression following laminoplasty
Group A | Group B | P | |
---|---|---|---|
OPLL | 14/55 | 12/63 | 0.407 |
Preoperative cervical lordosis (°) | 15.7 ± 9.8 | 17.8 ± 8.3 | 0.217 |
Postoperative cervical lordosis (°) | 14.0 ± 10.1 | 15.0 ± 8.1 | 0.538 |
Preoperative T2 high-signal intensity | 24/55 | 12/63 | 0.004* |
Postoperative T2 high-signal intensity | 39/55 | 14/63 | 0.000* |
Mean occupying rate% | 62.3 ± 9.5 | 44.5 ± 3.1 | 0.000* |
Mean spinal cord posterior shift (mm) | 2.08 ± 0.77 | 2.81 ± 0.66 | 0.000* |