Related Experiment Video
Updated: Dec 14, 2025
14:52
Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication
Published on: December 11, 2013
11.8K
A comprehensive method for assessing postural control during dynamic balance testing.
Dimitris G Mandalidis1, Dimitris N Karagiannakis1
1Sports Physical Therapy Laboratory, School of Physical Education and Sports Science, National and Kapodistrian University of Athens, Greece.
Methodsx
|July 17, 2020
Summary
Dynamic single-leg semi-squatting challenges postural control more than static single-leg standing. This dynamic test, using posturography and EMG, reveals distinct muscle contributions for better assessment in rehabilitation.
Area of Science:
- Biomechanics
- Motor Control
- Sports Science
Background:
- Postural control is complex and often studied statically.
- Dynamic assessments are needed to mimic real-world activities like sports.
Purpose of the Study:
- To compare dynamic single-leg semi-squatting (SLSQ) with static single-leg standing (SLST) for postural control assessment.
- To investigate ankle musculature contributions using EMG and posturography during these tasks.
Main Methods:
- Simultaneous recording of posturographic parameters and ankle muscle EMG.
- Comparison of SLSQ and SLST under open-eyed conditions.
- Analysis of center of pressure (CoP) variability and muscle activation patterns.
Main Results:
- SLSQ significantly challenged postural control more than SLST.
- SLSQ engaged tibialis anterior and peroneus brevis.
- SLST primarily involved medial and lateral gastrocnemius.
- Lower CoP and EMG variability in SLSQ suggests more dynamic control.
Conclusions:
- Dynamic SLSQ provides a more challenging and potentially more accurate assessment of postural control than static SLST.
- Combined posturographic and EMG analysis under dynamic conditions aids in diagnosing and monitoring muscle dysfunction for rehabilitation.
