Research Article

Clinical Efficacy and Rehabilitation of Microscopic “Over the Top” for Bilateral Decompression in Degenerative Lumbar Stenosis: A Retrospective Study

Table 4

Oswestry Disability Index (ODI), visual analog scale (VAS), and 36-Item Short-Form Health Survey scores preoperatively, at 6 months and 12 months follow-up ().

Preoperation6 m12 m value

ODI
Back pain VAS
Leg pain VAS
SF-36
Physical function
Physical role
Body pain
General health
Vitality/energy
Social function
Emotional role
Mental health

P6 m-po compared preoperation with 6 months follow-up; P6 m-12 m compared 6 months/with 12 months follow-up.