Table 4 Multivariate analysis of risk factors for occurrence of each type cement leakage

 Gender

1.589

0.121

0.885–2.854

 Intervertebral vacuum cleft

0.682

0.218

0.371–1.254

 Basivertebral foramen

2.364

0.001

1.398–3.996

 Bone cement dispersion types

3.443

0.000

1.759–6.740

 Cortical continuity of vertebral body

35.183

0.000

10.554–117.288

 Intervertebral vacuum cleft

1.352

0.369

0.700–2.611

 Type of vertebral fracture

1.023

0.909

0.697–1.500

 Fracture severity

0.874

0.584

0.540–1.416

 Intrusion of posterior wall

1.258

0.491

0.655–2.419

 Bone cement dispersion types

0.562

0.078

0.296–1.066

 Gender

0.425

0.004

0.239–0.756

 Cortical continuity of vertebral body

1.004

0.990

0.578–1.743

 Intervertebral vacuum cleft

0.335

0.003

0.164–0.682

 Type of vertebral fracture

1.006

0.971

0.715–1.417

 Fracture severity

0.514

0.015

0.300–0.880

 Intrusion of posterior wall

0.487

0.025

0.260–0.916

 Basivertebral foramen

2.272

0.003

1.313–3.931

 Bone cement dispersion types

3.548

0.000

1.822–6.909