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The impact of Wheelchair Rugby classification lineup structure on possession outcome
Lewis O Quinn1, Lyndell M Bruce2, Chris M Young3
1Centre for Sport Research (CSR), School of Exercise and Nutrition Sciences, Deakin University, Australia. Electronic address: https://twitter.com/LewyQ.
Journal of Science and Medicine in Sport
|April 11, 2024
Summary
Offensive lineup structure significantly impacts wheelchair rugby possession outcomes, with balanced lineups showing more turnovers. Defensive structure and lineup matching did not show significant associations.
Area of Science:
- Sports Science
- Biomechanics
- Paralympic Sports
Background:
- Wheelchair Rugby (WR) is a dynamic Paralympic sport demanding strategic lineup compositions.
- Understanding how athlete classification and lineup structure influence game outcomes is crucial for performance optimization.
Purpose of the Study:
- To analyze the impact of offensive and defensive lineup structures on possession outcomes in Wheelchair Rugby.
- To determine if the congruence between offensive and defensive lineup structures affects possession success.
Main Methods:
- Retrospective analysis of 18 Wheelchair Rugby matches from the 2020 Tokyo Paralympic Games.
- Utilized Pearson's chi-squared analysis and a generalized logistic mixed model (GLMM).
- Investigated the association between lineup structures (offensive, defensive, and matching) and possession outcomes.
Main Results:
- A significant relationship was observed between offensive lineup structure and possession outcome.
- Balanced offensive lineups exhibited higher-than-expected turnovers and lower-than-expected tries.
- High-low offensive lineups showed fewer turnovers than expected; defensive lineup structure and lineup matching did not significantly impact possession outcome.
Conclusions:
- Offensive lineup structure is a key determinant of possession outcome in Wheelchair Rugby.
- Defensive lineup structure and the alignment of offensive/defensive structures have less impact.
- Findings offer valuable strategic insights for coaches, practitioners, and researchers in Wheelchair Rugby.
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