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Quantitative gait analysis in unilateral and bilateral total hip replacements
A T Berman1, R H Quinn, V J Zarro
1Department of Orthopedic Surgery, Hahnemann University Hospital, Philadelphia, PA 19102.
Archives of Physical Medicine and Rehabilitation
|March 1, 1991
Summary
Total hip arthroplasty significantly improves gait in degenerative arthritis patients. Quantitative gait analysis confirms enhanced mobility and function post-surgery, especially for unilateral hip disease.
Area of Science:
- Orthopedics
- Biomechanics
- Rehabilitation Medicine
Background:
- Degenerative arthritis significantly impacts patient mobility and quality of life.
- Total hip arthroplasty (THA) is a common surgical intervention for advanced hip disease.
- Objective gait analysis is crucial for evaluating THA outcomes.
Purpose of the Study:
- To quantitatively and qualitatively assess gait changes in patients following THA for degenerative arthritis.
- To compare gait characteristics between patients with unilateral and bilateral hip disease pre- and post-surgery.
- To validate the use of gait evaluation systems for monitoring THA outcomes.
Main Methods:
- Qualitative and quantitative gait analysis was performed on 41 patients undergoing THA.
- Patients completed subjective hip-rating scales.
- Gait parameters were measured using a gait-evaluation mat and compared to a control group of 91 individuals.
Main Results:
- All THA patients demonstrated significant improvements in subjective hip ratings and quantitative gait parameters.
- Patients with unilateral hip disease showed greater improvement compared to those with bilateral disease.
- Gait analysis effectively documented functional recovery after THA.
Conclusions:
- Total hip arthroplasty effectively enhances gait characteristics in patients with degenerative arthritis.
- Objective gait evaluation provides quantifiable data to document and track post-THA functional improvements.
- THA outcomes can be reliably monitored using gait analysis systems.