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Accelerometry-based feedback--can it improve movement consistency and performance in rowing?

Ross Anderson1, Andrew Harrison, Gerard M Lyons

  • 1Biomechanics Research Unit, College of Science, University of Limerick, Limerick, Ireland.

Sports Biomechanics
|September 6, 2005
PubMed
Summary
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Detailed visual feedback significantly improves kinematic consistency in rowing. This real-time performance data enhances technique more than summary feedback or no feedback, aiding elite athlete training.

Area of Science:

  • Sports Science
  • Biomechanics
  • Human Movement Analysis

Background:

  • Elite athletes require immediate performance feedback.
  • Real-time data is crucial for optimizing training regimens.
  • Kinematic consistency is a key factor in rowing performance.

Purpose of the Study:

  • To investigate the impact of real-time visual ipsative feedback on kinematic consistency in rowing.
  • To compare the effectiveness of detailed versus summary feedback interventions.
  • To determine if feedback enhances overall rowing technique.

Main Methods:

  • 13 experienced rowers performed three 2000m time trials on an ergometer.
  • Accelerometry-based data captured upper and lower body kinematics.
  • Three feedback conditions were tested: no feedback, detailed feedback, and summary feedback.

Related Experiment Videos

Main Results:

  • Detailed visual feedback significantly improved performance consistency compared to no feedback (p < 0.01) and summary feedback (p < 0.05).
  • Detailed feedback also significantly enhanced kinematic consistency over both no feedback (p < 0.01) and summary feedback (p < 0.01).
  • Summary feedback improved kinematic consistency over no feedback (p < 0.01), but no significant difference was found between summary and no feedback for performance consistency (p = 0.173).

Conclusions:

  • Real-time visual feedback, particularly detailed information, is effective in enhancing kinematic consistency for rowers.
  • While summary feedback offers some improvement, detailed feedback provides superior benefits for technique refinement.
  • The study did not find improvements in overall performance-related parameters with the feedback interventions used.