Summary

Lumbar arthrodesis for the treatment of low back pain from degenerative disc disease (DDD) in patients for whom medical therapy is not successful remains controversial. This article presents the results of the Functional Outcomes After Lumbar Spine Fusion Between Patients With Spondylolisthesis and Those With Degenerative Disc Disease study that evaluated the 2-year change in patient-reported outcomes after lumbar arthrodesis for DDD and patient-reported outcomes after lumbar arthrodesis between patients with grade 1 spondylolisthesis and DDD.