Analysis of Benefits and Risk Factors of Pedicle Screw Posterior Stabilization with Decompression at RSU Royal Prima Medan

This study aims to analyze the benefits that are risk factors that influence pedicle screw surgery, either with posterior stabilization or decompression in patients with vertebral abnormalities based on BMI at RSU Royal Prima Medan. This study was a non-experimental retrospective case-control method with a mixed-method, samples were taken using the purposive sampling technique in patients with vertebral abnormalities at RSU Royal Prima Medan, the conditions were to meet the inclusion and exclusion criteria. Research data from medical records, and questionnaires from patients from September 2014 to August 2021 totaled 624, recorded experiencing vertebral abnormalities, of which 243 people met the criteria. The results were based on p-values for age (0.33> 0.05), gender (0.007 <0.05), surgery time (0.991 > 0.05), blood transfusion (0.258 > 0.05)