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A video analysis framework for the rugby league tackle
Mike Hopkinson1, Athanassios Bissas2, Gareth Nicholson1
1Carnegie Applied Rugby Research (CARR) Centre, Carnegie School of Sport, Leeds Beckett University, Leeds UK.
Science & Medicine in Football
|March 3, 2022
Summary
Researchers developed a new video analysis framework specifically for rugby league tackles. This framework ensures content validity, relevance, and reliability for improved player safety and performance analysis.
Area of Science:
- Sports Science
- Biomechanics
- Performance Analysis
Background:
- Current rugby league tackle analysis often relies on criteria from rugby union, raising questions about validity and relevance.
- A specific framework for rugby league tackle analysis is needed to address these limitations.
Purpose of the Study:
- To establish a content valid, relevant, and reliable video analysis framework for the rugby league tackle.
- To develop a standardized methodology for analyzing rugby league tackles.
Main Methods:
- A 5-stage process was employed, including framework development, expert critique, validity refinement, and reliability testing.
- Intra- and inter-rater reliability were assessed using Kappa statistics.
Main Results:
- A comprehensive framework with six phases (tackle event, defensive start point, pre-contact, initial contact, post-contact, play-the-ball) was established.
- 63 variables were identified within the framework, demonstrating strong intra- and inter-reliability.
Conclusions:
- The developed framework provides a valid and reliable tool for rugby league tackle research.
- This framework can enhance the analysis of tackle events, contributing to improved player welfare and performance in rugby league.
