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Updated: Aug 14, 2026
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Evaluation of Patients' Posture and Gait Profile After Lumbar Fusion Surgery by Video Rasterstereography and Treadmill Gait Analysis
Published on: March 23, 2019
Quality of Life and Disability Following Lumbar Spine Fusion: A Prospective Three-Time-Point Observational Study
Mohammad Hajijafari1, Sahar Bayat2, Zeynab Akbari Ghamsari3
1Department of Anesthesiology, School of Medicine, Kashan University of Medical Sciences (KAUMS), Kashan, IR Iran.
American Journal of Physical Medicine & Rehabilitation
|August 13, 2026
Summary
Lumbar fusion surgery improves disability, but factors like age, BMI, and smoking impact outcomes. Postoperative care should consider these lifestyle influences for better results.
Area of Science:
- Orthopedic Surgery
- Spine Surgery
- Rehabilitation Medicine
Background:
- Lumbar fusion surgery is a common procedure for spinal conditions.
- Assessing postoperative outcomes, including disability and quality of life, is crucial.
- Understanding factors influencing recovery can optimize patient care.
Purpose of the Study:
- To evaluate changes in disability and health-related quality of life after lumbar fusion.
- To identify demographic, clinical, and lifestyle factors affecting surgical outcomes.
Main Methods:
- Prospective cohort study of 100 patients undergoing lumbar fusion.
- Assessment of disability (Oswestry Disability Index - ODI) and quality of life (SF-36).
- Analysis using linear mixed-effects models in R.
Main Results:
- Significant reduction in ODI scores at 3 and 6 months post-surgery.
- Higher baseline pain, older age, increased BMI, and smoking were linked to worse disability.
- Smoking cessation showed a significant positive impact on disability scores.
Conclusions:
- Postoperative recovery time is important, but lifestyle and social factors significantly influence lumbar fusion outcomes.
- Individualized postoperative care strategies should integrate patient-specific determinants.
- Addressing factors like smoking and pain management is key for optimizing surgical success.
