From: Comparison between two pedicle screw augmentation instrumentations in adult degenerative scoliosis with osteoporosis
Polymethylmethacrylate
Autogenous bone
P
Pre-operation
49.8 ± 11.5
46.5 ± 13.0
0.465
Post-operation
17.9 ± 6.2
18.7 ± 5.3
0.715
ODI change Rate(%)
62.7 ± 13.2
57.9 ± 12.6
0.313