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Stroke technique in C1 canoe slalom: a simulation study.

James M Wakeling¹, Jaylene S Pratt¹, Stanislava Smiešková¹

¹Department of Biomedical Physiology and Kinesiology, Simon Fraser University, Burnaby, BC, Canada.

Sports Biomechanics

|June 21, 2022

Summary

Cross-transitions in C1 canoe slalom racing are faster than switch-transitions. Greater symmetry in paddling strength between dominant and non-dominant sides also improves race times for male and female athletes.

Keywords:

C1M C1W White-water padding computer model paddle sport

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Area of Science:

Sports Science
Biomechanics
Canoe Slalom Performance Analysis

Background:

Traditional C1 canoe slalom techniques differ between male and female athletes regarding paddle transitions and stroke usage.
Male athletes often employ cross-transitions and off-side strokes, while females may use switching transitions and on-side strokes on their non-dominant side.

Purpose of the Study:

To investigate the relationship between cross- versus switching transitions, paddling strength symmetry, and C1 canoe slalom race times using a computer model.
To quantify the impact of technique and athlete strength balance on competitive performance.

Main Methods:

Development of a forward dynamics computer model to simulate C1 canoe slalom races.
Integration of data from indoor ergometer (stroke forces), on-water measurements (drag forces), and international competition analysis (stroke and transition times).
Analysis of race time predictions based on varying transition techniques and strength symmetry factors.

Main Results:

Cross-transitions resulted in faster predicted race times compared to switch-transitions, irrespective of transition number and strength symmetry.
An increase in the number of switch transitions negatively impacted race times, while the number of cross-transitions had minimal effect.
Improved symmetry in paddling strength between dominant and non-dominant sides (approaching 100%) correlated with faster race times.

Conclusions:

Cross-transitions are biomechanically more advantageous for C1 canoe slalom performance than switch-transitions.
Paddling strength symmetry is a critical factor in optimizing race times, highlighting the importance of balanced training for both sides.
The findings provide valuable insights for coaching strategies and athlete development in C1 canoe slalom.