Table 4 Multivariate regression analysis of significant predicting factors of postoperative axial pain

 C2 decompression

2.432

11.383

2.098–61.752

0.005

 Preoperative axial pain

1.651

5.213

1.414–19.215

0.013

 Total IPAQ score

−0.001

0.999

0.998–1.000

0.016

 TS

0.848

2.335

1.151–4.737

0.019

 Preoperative axial pain

2.057

7.826

1.030–59.455

0.047

 CPM (Kg/cm²)

−2.366

0.094

0.010–0.879

0.038

 TS

1.292

3.639

1.069–12.391

0.039