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Related Experiment Video

Updated: May 16, 2026

Muscle Imbalances: Testing and Training Functional Eccentric Hamstring Strength in Athletic Populations
07:30

Muscle Imbalances: Testing and Training Functional Eccentric Hamstring Strength in Athletic Populations

Published on: May 1, 2018

Developing normalized strength scores for neuromuscular research.

Patricia L Andres1, Robert English, Michelle Mendoza

  • 1Neurology Clinical Trials Unit, Massachusetts General Hospital, 149 13th Street, Room 2274, Charlestown, Massachusetts 02129, USA. pandres1@partners.org

Muscle & Nerve
|November 22, 2012
PubMed
Summary
This summary is machine-generated.

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This study developed regression models using Accurate Test of Limb Isometric Strength (ATLIS) data from healthy adults to predict muscle strength. Normalized scores allow for better comparisons and clinical trial efficiency.

Area of Science:

  • Biomechanics
  • Human Physiology
  • Clinical Assessment

Background:

  • The Accurate Test of Limb Isometric Strength (ATLIS) device reliably measures isometric strength in 12 muscle groups.
  • Load cell technology provides precise strength measurements.

Purpose of the Study:

  • To analyze ATLIS data from healthy adults.
  • To develop predictive models for individual muscle strength scores.
  • To establish normalized strength metrics for clinical application.

Main Methods:

  • Collected ATLIS data from 432 healthy adults.
  • Developed linear regression models to predict muscle group strength.
  • Utilized gender-stratified models incorporating age, weight, and height.

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Lower Limb Biomechanical Analysis of Healthy Participants
06:36

Lower Limb Biomechanical Analysis of Healthy Participants

Published on: April 15, 2020

Manual Muscle Testing: A Method of Measuring Extremity Muscle Strength Applied to Critically Ill Patients
09:44

Manual Muscle Testing: A Method of Measuring Extremity Muscle Strength Applied to Critically Ill Patients

Published on: April 12, 2011

Related Experiment Videos

Last Updated: May 16, 2026

Muscle Imbalances: Testing and Training Functional Eccentric Hamstring Strength in Athletic Populations
07:30

Muscle Imbalances: Testing and Training Functional Eccentric Hamstring Strength in Athletic Populations

Published on: May 1, 2018

Lower Limb Biomechanical Analysis of Healthy Participants
06:36

Lower Limb Biomechanical Analysis of Healthy Participants

Published on: April 15, 2020

Manual Muscle Testing: A Method of Measuring Extremity Muscle Strength Applied to Critically Ill Patients
09:44

Manual Muscle Testing: A Method of Measuring Extremity Muscle Strength Applied to Critically Ill Patients

Published on: April 12, 2011

Main Results:

  • Established regression equations for predicting muscle strength.
  • R-squared values indicated the variability accounted for by the models.
  • Gender-specific predictive equations were derived.

Conclusions:

  • Normalizing raw strength scores accounts for biometric variations.
  • Normalized scores facilitate meaningful subject comparisons.
  • Derived summary scores offer a standardized scale for disease progression tracking and clinical trials.