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Related Experiment Video

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Author Spotlight: Developing Low-Tech Balance Assessment Methods for Broad-Spectrum Healthcare Applications
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Does improved radiographic alignment truly enhance dynamic functional balance?

R Haddas1, S Kisinde1, D Mar1

  • 1Texas Back Institute, Plano, TX, USA.

Studies in Health Technology and Informatics
|June 30, 2021
PubMed
Summary
This summary is machine-generated.

Improved radiographic alignment after surgery correlates with better balance in adult degenerative scoliosis (ADS) patients. This suggests functional balance tests offer valuable insights for assessing surgical outcomes in ADS.

Keywords:
Adult degenerative scoliosisbalancecone of economyradiographic alignment

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Area of Science:

  • Orthopedics
  • Biomechanical Engineering
  • Rehabilitation Medicine

Background:

  • Adult degenerative scoliosis (ADS) presents a growing healthcare challenge, particularly in the elderly population.
  • Current assessments rely on radiographic alignment and patient-reported outcomes, with limited functional balance evaluation.
  • The relationship between radiographic parameters and functional balance measures in ADS patients undergoing surgery is not well-established.

Purpose of the Study:

  • To investigate the correlation between radiographic alignment parameters and functional balance measures (cone of economy - CoE) before and after surgical realignment in ADS patients.
  • To determine if improvements in radiographic alignment translate to improvements in functional balance post-surgery.
  • To explore the potential of CoE measures as a valuable tool for postoperative assessment in ADS.

Main Methods:

  • Prospective, concurrent-cohort study involving 29 adult degenerative scoliosis patients undergoing realignment surgery.
  • Evaluations were conducted one week pre-surgery and three months post-surgery.
  • Data collected included patient-reported outcomes (pain, disability), radiographic alignment measures, and 3D motion analysis for functional balance (CoE).

Main Results:

  • Significant improvements were observed in patient-reported outcomes, radiographic measures (Cobb angle, pelvic tilt, lumbar lordosis, thoracic kyphosis), and CoE balance measures post-surgery.
  • Improvements in radiographic alignment parameters significantly correlated with enhanced CoE sway and total distance measures.
  • These correlations were evident for both center of mass and center of head measurements.

Conclusions:

  • Improved radiographic alignment after surgical intervention in ADS patients is significantly associated with enhanced functional balance.
  • Functional balance evaluations, specifically CoE measures, may provide a more sensitive and robust assessment of postoperative outcomes when combined with radiographic data.
  • CoE balance represents a potentially valuable new metric for evaluating the success of surgical interventions in adult degenerative scoliosis.