Research Article

Clinical Effect of Laminectomy with Lateral Mass Screw Fixation in Treating Cervical Schwannoma: A Retrospective Study

Table 4

Comparison regarding JOA score ().

GroupsPrePO 3 months1 yearLast follow-up value

Laminectomy-only ()<0.001
Lateral mass screw ()<0.001
value0.8760.7890.8410.819ā€”

Pre: preoperation; PO: postoperation; JOA: Japanese Orthopedic Association (17 points); comparison within groups.