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Related Experiment Video

Updated: May 20, 2026

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb

Published on: August 30, 2016

Patterns of inter-joint coordination during a single-limb standing.

Wen Liu¹, Marcio J Santos, Kevin McIntire

¹Department of Physical Therapy and Rehabilitation Science, University of Kansas Medical Center, Kansas City, KS 66160-7601, USA. wliu@kumc.edu

|July 14, 2012

Summary

This study reveals consistent inter-joint coordination in the lower extremity during single-limb stance, regardless of visual feedback. This coordination pattern suggests a unique biomechanical feature of the human leg.

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Published on: November 11, 2022

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Last Updated: May 20, 2026

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb

Sit-to-stand-and-walk from 120% Knee Height: A Novel Approach to Assess Dynamic Postural Control Independent of Lead-limb

Published on: August 30, 2016

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Published on: November 11, 2022

Area of Science:

Biomechanics
Human Movement Science
Kinesiology

Background:

Previous research established the role of multiple joints in single-limb standing.
However, specific patterns of inter-joint coordination and the influence of visual feedback remained unexplored.

Purpose of the Study:

To investigate inter-joint coordination patterns during single-limb standing.
To determine if visual feedback affects these coordination patterns.

Main Methods:

Employed 3D joint kinematics to analyze lower extremity movements in eight healthy volunteers.
Assessed inter-joint coordination using the adjusted coefficient of multiple determinations (ACMD) under eyes-open (EO) and eyes-closed (EC) conditions.

Main Results:

Identified moderate to good similarities in axial rotation between ankle and hip joints, and ankle inversion/eversion with hip axial rotation.
Observed maintained inter-joint coordination despite increased joint rotations when transitioning from EO to EC conditions.
This suggests minimal influence of vision on the identified coordination patterns.

Conclusions:

A distinct pattern of inter-joint coordination exists in the lower extremity during single-limb stance.
This coordination appears largely independent of visual input.
Future research should explore potential impairments in this coordination in pathological conditions.