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External Workloads Vary by Position and Game Result in US-based Professional Soccer Players
Gary M Long1, Sam M Joyce2,3, Robert T Herrington1
1Department of Kinesiology, University of Indianapolis, Indianapolis, IN, USA.
International Journal of Exercise Science
|August 31, 2023
Summary
Professional soccer players
Area of Science:
- Sports Science
- Biomechanics
- Exercise Physiology
Background:
- Professional soccer demands high physical output from players.
- GPS tracking quantifies external player workloads but impact on match outcomes is unclear.
Purpose of the Study:
- To analyze external workloads by player position.
- To determine if workloads vary based on match results (win, loss, tie).
Main Methods:
- GPS data analyzed for 25 professional soccer players across 28 games.
- ANOVA used to compare workloads by player position and match outcome.
- Repeated-measures ANOVA assessed positional differences across result categories.
Main Results:
- Strikers and wide defenders performed more high-speed running than central defenders and midfielders.
- No overall team workload differences were found based on match result.
- Strikers ran more at very high speeds in won games; defenders ran more at high speeds in tied games.
Conclusions:
- Whole-team external workloads do not significantly correlate with match outcomes.
- High-speed running at the positional level may influence match results.
- Coaches should consider position-specific workload analysis for training and strategy.
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