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Table 3 Correlation analysis between radiologic parameters and clinical indicators (\( \overline{x} \) ± SD)

From: Posterior open-door laminoplasty secured with titanium miniplates vs anchors: a comparative study of clinical efficacy and cervical sagittal balance

ItemGroup AGroup BDifference in NDI at 2 year after surgery
R valueP value
Difference in NDI21.2 ± 2.917.9 ± 3.7  
Difference in C2-7 SVA (mm)2.21 ± 0.714.77 ± 1.04− 0.4330.005