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Anthropometric measures (those who accomplished both the FIFA-Test and the first attentional test at rest).
| Referees (n = 19) | Male assistant referees (n = 7) | Female assistant referees (n = 8) | |
| Age (years) ± SD | 27.8 ± 4.7 | 23.9 ± 2.2 | 28.9 ± 3.4 |
| Height (m) ± SD | 1.80 ± 0.70 | 1.73 ± 0.54 | 1.61 ± 0.48 |
| Weight (kg) ± SD | 77.3 ± 3.5 | 70.2 ± 4.1 | 59.2 ± 4.5 |
| BMI (kg/m2) ± SD | 23.4 ± 1.3 | 23.3 ± 1.1 | 22.9 ± 1.4 |
SD, standard deviation; BMI, body mass index. Values are mean ± SD.
