Table 1 Participant characteristics and maximal exercise performances of the participating boys before the start of the study (pre: T1) and after completion of the study (post: T2)
From: Regular soccer training improves pulmonary diffusion capacity in 6 to 10 year old boys
Parameters | Soccer training group (Age = 8 ± 2years; N = 40) | Control group (Age = 8 ± 2years; N = 40) | Analysis of variance (ANOVA) and effect sizes (eta-squared) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Group | Time | Group x Time | ||||||||||
|  | Pre | Post | ES | Pre | Post | ES | p | η2 | p | η2 | p | η2 |
Body mass (kg) | 38 ± 3 | 39.5 ± 3 | 0.43 | 39 ± 8 | 39.5 ± 5 | 0.06 | 0.73 | 0.001 | 0.31 | 0.007 | 0.66 | 0.001 |
Height (cm) | 148 ± 3 | 158 ± 2 | 4.02 | 147 ± 6 | 156 ± 5 | 1.65 | 0.03 | 0.03 | 0.00 | 0.56 | 0.54 | 0.002 |
Resting HR (bpm) | 88 ± 5 | 83 ± 4 | 0.71 | 89 ± 4 | 90 ± 6 | 0.24 | 0.02 | 0.15 | 0.08 | 0.20 | 0.40 | 0 0.80 |
Maximal heart rate (bpm) | 199 ± 2 | 194 ± 2 | 1.37 | 196 ± 3 | 196 ± 4 | 0.18 | 0.0001 | 0.33 | 0.001 | 0.44 | 0.0001 | 0.50 |
VO2max (ml·min− 1·kg− 1) | 34.8 ± 1.3 | 36 ± 1.4 | 1.30 | 34 ± 0.6 | 34.9 ± 0.9 | 0.11 | 0.03 | 0.14 | 0.002 | 0.26 | 0.005 | 0.23 |
Maximum Aerobic Power (Watts) | 130 ± 2 | 135 ± 4 | 1.48 | 129 ± 2 | 132 ± 2 | 1.45 | 0.0001 | 0.10 | 0.0001 | 0.35 | 0.04 | 0.25 |