Table 3. Statistical comparisons for changes in physical fitness and body composition variables in outdoor and treadmill running group.
| Variable | Outdoor running group (n = 14) | Treadmill running group (n = 14) | Main effect (time) | Time × group | |||||
|---|---|---|---|---|---|---|---|---|---|
| Pre | Post | p-value [g] Magnitude | Pre | Post | p-value [g] Magnitude | p-value [η p ] Magnitude | p-value [η p ] Magnitude | ||
| Mean ± standard deviation | Mean ± standard deviation | ||||||||
| Physical #?>fitness | 50 m sprint (s) | 7.57 ± 0.31 | 7.34 ± 0.31 | <0.001*# [0.72]Moderate | 7.74 ± 0.44 | 7.67 ± 0.44 | <0.001*# [0.15]Trivial | <0.001 [0.91]Large | <0.001 [0.74]Large |
| 1,600 m run (min) | 7.71 ± 0.37 | 7.07 ± 0.46 | <0.001* [1.49]Large | 7.40 ± 0.43 | 7.19 ± 0.50 | 0.017* [0.44]Small | <0.001 [0.67]Large | 0.001 [0.35]Large | |
| Standing long jump (m) | 1.93 ± 0.11 | 2.17 ± 0.09 | <0.001*# [2.32]Large | 1.95 ± 0.16 | 2.06 ± 0.17 | <0.001*# [0.65]Moderate | <0.001 [0.87]Large | <0.001 [0.43]Large | |
| Flexibility (cm) | 22.64 ± 2.68 | 24.57 ± 2.77 | 0.001* [0.69]Moderate | 22.36 ± 3.65 | 23.79 ± 3.21 | 0.009* [0.40]Small | <0.001 [0.46]Large | 0.494 [0.18]Large | |
| Push-up (repetitions) | 21.00 ± 3.70 | 23.50 ± 2.93 | <0.001* [0.73]Moderate | 19.64 ± 3.71 | 21.93 ± 3.93 | <0.001* [0.58]Moderate | <0.001 [0.71]Large | 0.726 [0.01]Small | |
| Body composition | Body mass (kg) | 64.51 ± 7.00 | 63.96 ± 6.16 | 0.167 [0.08]Trivial | 64.15 ± 10.33 | 63.39 ± 9.14 | 0.56 [0.08]Trivial | 0.023# [0.18]Large | 0.685 [0.01]Small |
| Body mass #?>index (kg.m−2) | 21.96 ± 2.14 | 21.77 ± 1.92 | 0.118 [0.09]Trivial | 21.19 ± 2.76 | 20.90 ± 2.44 | 0.24 [0.11]Trivial | 0.009# [0.24]Large | 0.586 [0.01]Small | |
| Body fat (%) | 19.51 ± 4.94 | 18.33 ± 3.94 | 0.002* [0.26]Small | 17.36 ± 5.74 | 16.61 ± 4.86 | 0.041* [0.14]Trivial | 0.001# [0.38]Large | 0.373 [0.03]Small | |
| Fat free mass (kg) | 51.68 ± 3.79 | 51.46 ± 3.89 | 0.304 [0.06]Trivial | 52.66 ± 5.64 | 52.38 ± 5.34 | 0.199 [0.05]Trivial | 0.106 [0.10]Moderate | 0.850 [0.01]Small | |
| SMM right leg (kg) | 2.30 ± 0.77 | 2.24 ± 0.74 | 0.173 [0.08]Trivial | 2.08 ± 1.00 | 1.94 ± 0.84 | 0.001* [0.15]Trivial | 0.002# [0.33]Large | 0.131 [0.09]Moderate | |
| SMM left leg (kg) | 2.28 ± 0.76 | 2.24 ± 0.74 | 0.331 [0.05]Trivial | 2.09 ± 1.00 | 1.96 ± 0.84 | 0.004* [0.14]Trivial | 0.007# [0.25]Large | 0.141 [0.08]Moderate | |
Notes:
g, Hedges g effect size; η2p, partial eta squared; SMM, segmental muscle mass.
*
Significant difference between pre- and post-intervention measures.
#
Significant difference at post-intervention measures between groups.