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Related Experiment Videos

A practical posture for hand grip dynamometry in the clinical setting.

T E Hillman1, Q M Nunes, S T Hornby

  • 1Section of Surgery, Queen's Medical Centre, University Hospital, Nottingham NG7 2UH, UK.

Clinical Nutrition (Edinburgh, Scotland)
|March 24, 2005
PubMed
Summary

Grip strength testing is reproducible. For clinical relevance, measuring hand grip strength with supported elbows in a bed or armchair is most practical, as unsupported positions yield higher, less consistent results.

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Area of Science:

  • Clinical measurement and assessment
  • Nutritional status evaluation
  • Functional strength testing

Background:

  • Hand grip strength is a key indicator of nutritional status.
  • The optimal position for accurate grip strength measurement is debated.
  • Standardized methods are needed for clinical relevance and reproducibility.

Purpose of the Study:

  • To compare grip strength measurements across different testing positions.
  • To determine a clinically relevant, reproducible method for hand grip strength assessment.
  • To evaluate the impact of elbow support on grip strength readings.

Main Methods:

  • Grip strength was measured using a strain gauge dynamometer.
  • Measurements were taken in the dominant and non-dominant hands.

Related Experiment Videos

  • Three positions were tested: supported elbows in bed, supported elbows in an armchair, and unsupported elbows in a chair.

    • Main Results:

    • Grip strength measurements were reproducible within each position.
    • No significant difference was found between supported positions (bed vs. armchair).
    • Unsupported elbow measurements were significantly higher than supported positions.

    Conclusions:

    • Hand grip strength measurement via dynamometry is reliable.
    • Supported elbow positions (bed or armchair) are clinically practical.
    • Unsupported positions may overestimate grip strength, limiting clinical utility.