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Differences in accuracy and consistency in elite lawn bowlers
Samantha M Birse1,2, Kate E Webster1, Kane J Middleton1
1School of Allied Health, Human Services and Sport, La Trobe University, Melbourne, VIC, Australia.
Journal of Sports Sciences
|May 2, 2022
Summary
Elite lawn bowlers showed reduced accuracy and consistency with forehand deliveries at 23 meters. This analysis offers specific coaching insights for improving lawn bowling performance.
Area of Science:
- Sports Science
- Biomechanics
- Skill Acquisition
Background:
- Lawn bowls performance relies on accurate and consistent deliveries.
- Understanding how different conditions affect delivery precision is crucial for athlete development.
Purpose of the Study:
- To investigate accuracy and consistency differences in lawn bowls deliveries across various conditions.
- To analyze the bias (directional error) of bowls that deviate from the target (jack).
Main Methods:
- Twenty-seven elite athletes performed 16 deliveries under four conditions: forehand/backhand at 23m and 27m.
- Bowl positions were measured by absolute, width, and length displacement relative to the jack.
- Accuracy was assessed by average absolute displacement; consistency by bivariate variable error.
Main Results:
- Forehand deliveries at 23 meters were significantly less accurate and consistent than other conditions.
- A bias towards greater width displacement was observed in both forehand delivery types (p < 0.001).
Conclusions:
- Specific delivery conditions, notably the 23m forehand, present challenges for elite lawn bowlers.
- Detailed analysis of delivery bias and error provides actionable feedback for targeted coaching interventions.
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