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30-day Outcomes in Primary vs. Revision Posterior Spinal Fusion for Pediatric Spinal Deformity
Azeem Tariq Malik1, Elizabeth Yu1, Jeffery Kim1
1Department of Orthopaedics, The Ohio State University Wexner Medical Center, United States.
Insights
Revision spinal fusions in pediatric spine deformities carry higher risks for surgical site infections and unplanned re-operations within 30 days compared to primary fusions. Careful wound care is crucial for these patients.
Area of Science:
- Pediatric Orthopedics
- Spine Surgery
- Surgical Quality Improvement
Background:
- Evidence on primary versus revision spinal fusions in pediatric spine deformities is limited to inpatient outcomes.
- This study addresses the gap by analyzing 30-day outcomes for posterior spinal fusions.
Purpose of the Study:
- To compare 30-day outcomes between primary and revision posterior spinal fusions in pediatric spine deformity patients.
- To identify specific risks associated with revision spinal fusions.
Main Methods:
- Utilized the 2012-2016 American College of Surgeons - National Surgical Quality Improvement Program (ACS-NSQIP) Pediatric database.
- Identified patients undergoing posterior spinal fusions using CPT codes, excluding anterior or combined fusions.
- Captured revision fusions using specific CPT codes for re-insertion, exploration, and removal of instrumentation.
Main Results:
- Out of 13,398 patients, 332 (2.5%) underwent revision posterior spinal fusion.
- Revision spinal fusions were associated with a significantly higher risk of deep surgical site infections (OR 2.43) and organ/space surgical site infections (OR 4.09).
- Patients undergoing revision fusions also had a higher risk of 30-day unplanned re-operations (OR 1.87).
Conclusions:
- Pediatric patients undergoing revision spinal fusions face increased risks of wound complications and unplanned re-operations within 30 days.
- Emphasizes the need for meticulous wound care and heightened awareness among caregivers to mitigate these adverse outcomes.
- Highlights potential cost savings and improved patient safety through focused post-operative management.
Objectives:
Current evidence, with regard to primary vs. revision spinal fusions in pediatric spine deformities, is limited to inpatient outcomes only. The current study aims to analyze and compare 30-day outcomes in pediatric spine deformity patients undergoing a primary vs. a revision posterior spinal fusion.
Patients And Methods:
The 2012-2016 American College of Surgeons - National Surgical Quality Improvement Program (ACS-NSQIP) Pediatric database was queried using Current Procedural Terminology (CPT) codes for patients undergoing posterior spinal fusions (22800, 22802 and 22804). Patients undergoing concurrent anterior fusion/combined fusion and anterior-only fusions were removed from the study. Revision spinal fusions were captured using CPT codes for re-insertion of spinal fixation device (22830), exploration of spinal fusions (22849), 22850 and 22852 (removal of posterior instrumentation).
Results:
Out of a total of 13,398 patients, 332 (2.5%) underwent a revision posterior spinal fusion and the remained underwent primary spinal fusion. Following adjustment for baseline clinical characteristics, patients undergoing revision posterior spinal fusions were at a higher risk of deep surgical site infections (OR 2.43 [95% CI 1.10-5.35]; p = 0.028), organ/space surgical site infections (OR 4.09 [1.19-14.04]; p = 0.025) and 30-day unplanned re-operations (OR 1.87 [95% CI 1.17-3.00].
Conclusions:
Pediatric spine deformity patients undergoing revision spinal fusions are at a higher risk of experiencing wound-complications and subsequent unplanned re-operations within 30-days of surgery. Providers should promote careful wound-care and/or awareness among care-givers to minimize the risks and costs associated with these specific adverse outcomes.
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