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Updated: Jun 28, 2026

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Evaluating Postural Control and Lower-extremity Muscle Activation in Individuals with Chronic Ankle Instability
Published on: September 18, 2020
Reliability of a functional test battery evaluating functionality, proprioception, and strength in recreational
1Department of Sports Medicine, Medical School of Uludag University, Bursa, Turkey. ufuksek@gmail.com
European Journal of Physical and Rehabilitation Medicine
|November 13, 2008
Summary
This study shows a functional test battery is reliable for assessing ankle instability in athletes. It provides dependable insights for clinicians evaluating ankle joint performance.
Area of Science:
- Sports Medicine
- Biomechanics
- Orthopedics
Background:
- Traditional single evaluation methods offer limited insight into ankle joint function.
- Functional ankle instability (FAI) requires comprehensive assessment for effective management.
Purpose of the Study:
- To determine the reliability of a functional test battery for assessing athletes with unilateral functional ankle instability.
- To establish the global assessment capability of combined functional tests.
Main Methods:
- Twenty-four male recreational athletes with FAI participated.
- The battery included hop tests, proprioception tests, and isokinetic strength measurements.
- Intraclass correlation coefficients (ICCs) assessed test-retest reliability over 3-5 days.
Main Results:
- High reliability (ICCs 0.94–0.98) was found for functional and proprioceptive ability tests.
- Isokinetic strength measurements demonstrated good to high reliability (ICCs 0.82–0.98).
Conclusions:
- The functional test battery is a reliable tool for assessing athletes with FAI.
- Clinicians can confidently use this battery for dependable ankle joint performance evaluation.

