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Table 1 Participant characteristics for the group overall, as well as for the high- and low-fit groups. Data are mean ± SD

From: Effect of football activity and physical fitness on information processing, inhibitory control and working memory in adolescents

Variable Overall High-fit Low-fit
Age (yrs) 12.6 ± 0.5 12.7 ± 0.5 12.4 ± 0.5
Height (cm) 163.1 ± 7.0 163.5 ± 8.0 162.6 ± 6.1
Body Mass (kg) 53.9 ± 10.0 50.1 ± 8.9 * 57.6 ± 10.0
Waist Circumference (cm) 70.0 ± 8.0 66.0 ± 5.4 * 73.9 ± 8.4
Sum of 4 skinfolds (mm) 60.3 ± 26.8 42.8 ± 12.8 77.8 ± 25.7
Maturity Offset 0.08 ± 0.94 0.20 ± 0.84 −0.05 ± 1.03
MSFT Distance (m) 1160 ± 400 1480 ± 300 ** 840 ± 140
Predicted V̇O2 peak (ml·kg−1·min−1) a 47.9 ± 5.2 52.0 ± 3.7 ** 43.8 ± 2.5
  1. Abbreviations: MSFT Multi-Stage Fitness Test
  2. a predicted from the multi-stage fitness test using the equations of Barnett et al [40]
  3. * Different compared to low-fit, p < .05. ** Different compared to low-fit, p < .001
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