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Baseline characteristics for players included in the study. Values are expressed as mean (SD)
| Intervention (n = 255) | Control (n = 246) | |
|---|---|---|
| Age (y) | 22.0 (4.4) | 23.8 (4.4) |
| Height (cm) | 181.9 (6.5) | 182.4 (6.4) |
| Body mass (kg) | 75.8 (7.5) | 78.1 (7.5) |
| Senior player (y)a | 5.4 (4.1) | 6.3 (4.5) |
Years playing senior football.
