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Longitudinal Relationships Between Maturation, Technical Efficiency, and Performance in Age-Group Swimmers: Improving
International Journal of Sports Physiology and Performance
|March 11, 2021
Summary
Maturity status influences swimming performance and technical skill in young male swimmers. However, arm propelling efficiency is a key performance predictor independent of maturation, highlighting the need to consider both factors in swimmer evaluation.
Area of Science:
- Sports Science
- Biomechanical Analysis
- Pediatric Performance
Background:
- Understanding the interplay between biological maturation and skill development is crucial for optimizing athletic performance in young athletes.
- Longitudinal studies are essential for tracking developmental changes and their impact on performance metrics in age-group swimmers.
Purpose of the Study:
- To examine longitudinal relationships between maturity status, technical skill indices, and performance in Australian male front-crawl swimmers (aged 10-15 years).
- To determine if individual differences in maturation influence the link between technical skill level and swimming performance.
Main Methods:
- A repeated-measures design tracked maturity status and 200-m front-crawl performance over two competitive seasons.
- Technical skill indices, including stroke index and arm propelling efficiency, were calculated from average horizontal velocity and stroke frequency.
- Linear mixed models were employed to analyze relationships between variables, accounting for fixed and random effects.
Main Results:
- Significant curvilinear relationships were observed between maturity status and horizontal velocity, as well as stroke index during front-crawl trials.
- Maturity status was not significantly related to arm propelling efficiency (P = .08).
- Arm propelling efficiency independently predicted front-crawl velocity (P < .001).
Conclusions:
- Maturity status is a significant predictor of technical skill (stroke index) and swimming performance in young swimmers.
- Arm propelling efficiency, a measure of technical skill, predicts performance independently of maturation.
- Accurate swimmer evaluation requires consideration of both maturation status and technical skill, particularly arm propelling efficiency, in age-group swimmers.
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