Related Articles |
Evaluating the Incidence of Index Stage Fusion Following Minimally Invasive Versus Open Lumbar Microdiscectomy.
International Backbone J. 2018 Feb;eight(1):11-16
Authors: McAnany SJ, Overley SC, Anwar MA, Cutler HS, Guzman JZ, Kim JS, Merrill RK, Cho SK, Hecht AC, Qureshi SA
Summary
Examine Design: Retrospective cohort research.
Aims: To find out the incidence of index stage fusion following open or minimally invasive lumbar microdiscectomy.
Strategies: We performed a retrospective evaluate of 174 sufferers with a symptomatic single-level lumbar herniated nucleus pulposus who underwent microdiscectomy by way of a mini-open strategy (MIS; 39) or by means of a minimally invasive dilator tube (135). Outcomes of curiosity included revision microdiscectomy and the final word want for index stage fusion. Steady variables have been analyzed with impartial pattern t check, and ?2 evaluation was used for categorical knowledge. A multivariate regression evaluation was carried out to determine predictive elements for sufferers that required index stage fusion after lumbar microdiscectomy.
Outcomes: There was no distinction in affected person demographics within the open and MIS teams apart from size of follow-up (60.four vs 40.03 months, P < .0001) and physique mass index (24.72 vs 27.21, P = .03). The speed of revision microdiscectomy was not statistically important between open and MIS approaches (10.three% vs 10.four%, P = .90). The speed of sufferers who in the end required index stage fusion approached significance, however was not statistically totally different between open and MIS approaches (10.three% vs four.four%, P = .17). Multivariate regression evaluation indicated that the necessity for eventual index stage fusion after lumbar microdiscectomy was statistically predicted in people who smoke and people sufferers who underwent revision microdiscectomy (P < .05) in each open and MIS teams.
Conclusions: Our outcomes counsel a low chance of sufferers in the end requiring fusion following microdiscectomy with predictors together with smoking standing and a historical past of revision microdiscectomy.
PMID: 29456910 [PubMed]