From: Zero-profile implant (Zero-p) versus plate cage benezech implant (PCB) in the treatment of single-level cervical spondylotic myelopathy
Group
Case
Preoperative JOA score
3Â months Postoperative JOA score
Final follow-up JOA score
Zero-p group
27
8.9 ± 1.1**
14.1 ± 1.5*,**
14.3 ± 1.5*,**
PCB group
30
8.7 ± 1.4
13.9 ± 1.5*
14.1 ± 1.6*