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Related Experiment Video

Updated: May 23, 2026

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication

Published on: December 11, 2013

Revealing Subtle Age-Related Balance Differences: Applying Stock Market Indicators to Posturographic Analysis.

Justyna Michalska¹, Piotr Wodarski², Jacek Jurkojć²

¹Department of Human Motor Behavior, Institute of Sport Sciences, Academy of Physical Education in Katowice, 40-065 Katowice, Poland.

Journal of Clinical Medicine

|December 11, 2025

Summary

A new Trend Change Index (TCI) analysis combined with the Tiptoe Rising Test improves balance assessment in older adults. This dynamic approach enhances detection of subtle impairments, aiding fall prevention strategies.

Keywords:

Limits of Stability (LOS) test age-related balance impairments center of pressure (COP)dynamic balance postural control tiptoe rising test trend change index (TCI)

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Last Updated: May 23, 2026

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Area of Science:

Biomechanics
Gerontology
Signal Processing

Background:

Postural control is vital for fall prevention in older adults.
Traditional center-of-pressure (COP) analysis may miss subtle age-related balance deficits.
Dynamic posturography and novel analytical methods are needed for sensitive balance evaluation.

Purpose of the Study:

To integrate the Tiptoe Rising Test with Trend Change Index (TCI) analysis for enhanced balance assessment.
To compare the sensitivity of TCI metrics versus conventional COP parameters in differentiating young and older adults' postural control.
To evaluate the effectiveness of this integrated approach for detecting age-related balance impairments.

Main Methods:

Twenty-four healthy older adults (65+) and twenty healthy young adults (18-30) participated.
Participants performed the Limits of Stability (LOS) test and the Tiptoe Rising Test.
COP data were collected using a force plate; conventional COP parameters and TCI metrics (TCI_dT, TCI_dS, TCI_dV, TCI_per_s) were computed.

Main Results:

Conventional COP measures showed limited group differences, especially in less dynamic LOS phases.
TCI-derived indices revealed moderate to large effect sizes, capturing temporal and spatial postural fluctuations.
The Tiptoe Rising Test with TCI metrics showed robust differences between age groups, highlighting enhanced sensitivity for detecting subtle balance impairments.

Conclusions:

Integrating TCI analysis with dynamic balance tasks like the Tiptoe Rising Test offers a more comprehensive postural control assessment.
This combined approach demonstrates superior sensitivity in detecting subtle balance deficits compared to traditional methods.
The findings support the potential of this integrated method for early identification of fall risks and informing targeted interventions in older adults.