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Using a site-specific technical error to establish training responsiveness: a preliminary explorative study.

Ryan M Weatherwax1,2, Nigel K Harris1, Andrew E Kilding3

  • 1Auckland University of Technology, Human Potential Center, Auckland, New Zealand.

Open Access Journal of Sports Medicine
|March 23, 2018
PubMed
Summary
This summary is machine-generated.

Establishing a site-specific technical error (TE) is crucial for accurately assessing cardiorespiratory fitness (CRF) training responsiveness. This method improves understanding of true training adaptations beyond generic criteria.

Keywords:
cardiorespiratory fitnessexercise trainingtraining nonresponderstraining responders

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Area of Science:

  • Exercise Physiology
  • Sports Science
  • Cardiorespiratory Health

Background:

  • Cardiorespiratory fitness (CRF) training offers health benefits, but individual responses vary significantly.
  • Current methods for assessing training response often overlook site-specific variability and measurement error.
  • Technical Error (TE) is proposed as a more accurate measure of training responsiveness.

Purpose of the Study:

  • To retrospectively analyze training responsiveness in two CRF interventions.
  • To compare common responsiveness criteria with a site-specific TE.
  • To determine the utility of a site-specific TE for quantifying CRF training adaptations.

Main Methods:

  • Sixteen participants underwent maximal graded exercise tests to determine maximal oxygen consumption (VO2max).
  • A site-specific Technical Error (TE) was established based on VO2max test-retest reliability.
  • Training responsiveness was retrospectively analyzed using the site-specific TE and common criteria (>0% and >+5.6% VO2max change).

Main Results:

  • The site-specific TE for relative VO2max was determined to be 7.7%.
  • Significant differences in training responsiveness were observed across criteria, with non-responders ranging from 11.5% to 34.6%.
  • The site-specific TE criterion demonstrated utility in differentiating training responses.

Conclusions:

  • Site-specific TE is a valuable criterion for accurately quantifying cardiorespiratory training responsiveness.
  • Adopting site-specific or cohort-specific TE methodologies is recommended for identifying true training adaptations.
  • This approach enhances the understanding of individual variability in response to CRF interventions.