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Related Experiment Video

Updated: Feb 13, 2026

Comparative Analysis of Lower Limb Kinematics between the Initial and Terminal Phase of 5km Treadmill Running

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Published on: July 17, 2020

Upper Trunk-Pelvis Coordination During Running Using the Continuous Relative Fourier Phase Method.

Yumeng Li¹, Rumit S Kakar², Marika A Walker³

¹1 California State University, Chico.

Journal of Applied Biomechanics

|March 16, 2018

Summary

Running speed does not linearly affect upper trunk-pelvis coordination. However, deviations from preferred speeds can alter this coordination, leading to varied strategies and inter-participant differences in runners.

Keywords:

intersegmental coordination nonlinear analysis spine treadmill running trunk kinematics

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Influence of Step-Width Manipulation on Running Biomechanics

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Published on: February 28, 2025

Area of Science:

Biomechanics
Human movement analysis
Running dynamics

Background:

Upper trunk-pelvic coordination is crucial for efficient running.
Understanding how running speed influences this coordination is limited.
Existing research lacks detailed analysis of axial rotation patterns.

Purpose of the Study:

To investigate the effect of running speed on upper trunk-pelvis axial rotation coordination.
To provide a methodological guide for the relative Fourier phase algorithm in analyzing running coordination.
To explore variations in coordination strategies at different speeds.

Main Methods:

Utilized a 3-dimensional motion capture system with 20 healthy adults.
Recorded upper trunk and pelvic axial rotation angles during treadmill running at 3 speeds.
Quantified coordination using the relative Fourier phase method and multilevel modeling.

Main Results:

Running speed did not significantly influence upper trunk-pelvis coordination in a linear manner.
Qualitative analysis revealed diverse coordination change patterns with increasing speed.
Significant inter-participant variability in coordination strategies was observed at higher speeds.

Conclusions:

Running speed's effect on trunk-pelvis coordination is complex and non-linear.
Deviating from preferred running speeds can alter coordination patterns.
Further research is needed to link coordination changes to running performance and injury risk.