From: The impact of intravertebral cleft on cement leakage in percutaneous vertebroplasty for osteoporotic vertebral compression fractures: a case-control study
Leakage type
IVC group
(n = 139)
Control group
χ2
P
Type-C-no, (%)
36 (25.9%)
17 (12.2%)
8.416
0.004
Type-D-no, (%)
23 (16.5%)
9 (6.5%)
6.922
0.009
Cortical type-no, (%)
56 (40.3%)
19.257
0.000