The Divergence Between Hospital Charges and Reimbursements For Primary 1–2-level Lumbar Fusion Has Increased Over Time: A Medicare Administrative Claims …

P Bogdan, D Walocha, AM Gordon, A Lam… - Clinical Spine …, 2023 - journals.lww.com
Study Design: A retrospective cohort study was performed for patients undergoing 1–2-level
lumbar fusion (1–2LF) from 2005 to 2014 using an administrative claims database …

Developing mixed-effects models to compare the predictive ability of various comorbidity indices in a contemporary cohort of patients undergoing lumbar fusion

S Shahrestani, T Reardon, NJ Brown, CC Kuo… - …, 2022 - journals.lww.com
METHODS: Patients who underwent spinal fusion were queried using data from the
Nationwide Readmissions Database for the years 2016 through 2019. Using comorbidity …