Practice Variation Research in Degenerative Lumbar Disc Surgery: A Literature Review on Design Characteristics and Outcomes.
Juliëtte J C M van MunsterVera de WeerdtIlan J Y HalperinAmir H Zamanipoor NajafabadiPeter Paul G van BenthemGuus G SchoonmanWouter A MoojenWilbert B van den HoutFemke AtsmaWilco C PeulPublished in: Global spine journal (2021)
Practice variation research on surgery in patients with degenerative disc disease showed important limitations to identify unwarranted variation and to achieve quality improvement by public reporting. Despite the availability of new evidence, we could not observe a significant decrease in variation over time.