Table 4 Multivariate logistic regression analysis of the influential factors of the fusion rate

Relative position

0.987

2.684

1.075–6.698

0.034

0.859

2.362

1.192–4.687

0.014

Preoperative segment slope

−0.1

0.905

0.840–0.976

0.009

−0.101

0.904

0.852–0.959

0.014

C3/4

1.073

2.924

0.359–23.788

0.316

−0.520

0.595

0.132–2.688

0.500

C4/5

0.951

2.588

0.458–14.643

0.282

−0.398

0.671

0.255–1.770

0.420

C5/6

0.860

2.362

0.466–11.971

0.299

0.041

1.042

0.476–2.284

0.918

C6/7

-

1

-

-

-

1

-

-