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Related Experiment Video

Updated: Feb 6, 2026

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication
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Learning effect of dynamic postural stability evaluation system.

Hilal Keklicek1, Elif Kırdı2, Ali Yalcin2

  • 1Department of Physiotherapy and Rehabilitation, Faculty of Health Sciences, Trakya University, Edirne, Turkey.

Journal of Back and Musculoskeletal Rehabilitation
|August 29, 2018
PubMed
Summary

Balance test scores stabilize after repeated practice, with maximum improvements seen by the third trial. This learning effect is crucial for accurately assessing postural control strategies and treatment effectiveness.

Keywords:
Learning effectbalancehealthpostural stability

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Area of Science:

  • Biomechanics
  • Motor Control
  • Human Physiology

Background:

  • Repeated exposure to postural perturbations enhances balance strategies.
  • Distinguishing training effectiveness from test-learning effects is critical.

Purpose of the Study:

  • To investigate the learning effect of a dynamic postural stability evaluation system.
  • To determine how practice influences postural control assessments.

Main Methods:

  • Twenty healthy young adults (mean age 22.3 ± 1.9 years) participated.
  • Limits of stability and postural sway were measured using a standardized dynamic postural stability evaluation test.
  • Participants completed the test seven times under eyes-open and eyes-closed conditions.

Main Results:

  • Significant differences were observed in backward, left-side, and total limits of stability scores.
  • Postural sway showed significant differences in the anteroposterior direction with eyes closed.
  • Total limits of stability scores also differed significantly under eyes-closed perturbed surface conditions.

Conclusions:

  • Balance test scores demonstrated stabilization between the first and third assessment periods.
  • Maximum normalized scores for postural stability were achieved by the third trial.
  • The findings highlight a learning effect within the dynamic postural stability evaluation system.