From: Polymethylmethacrylate-assisted ventral discectomy: Rate of pseudarthrosis and clinical outcome with a minimum follow-up of 5 years
Group A
Group B
p-value
NDI
11.6 ± 1.6
13.7 ± 1.6
0.418
VAS neck
3.5 ± 0.6
2.8 ± 0.4
0.346
VAS right arm
1.3 ± 0.5
1.8 ± 0.4
0.40
VAS left arm
2.1 ± 0.6
0.678