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Table 3 Comparisons of Japanese Orthopaedic Association (JOA) scores between two groups

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 3 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*
  1. *Compared with the same group of preoperative P < 0.05; **compared with PCB group at the same time points P > 0.05
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