Table 3. Mean ± standard deviation of baseline and post-intervention physical performance values for three groups.
SSGSF (n = 15) SSGLF (n = 15) Control (n = 15)
CMJ (cm) Baseline 21.6 ± 3.3 19.8 ± 4.6 20.1 ± 3.6
Post-intervention 23.0 ± 3.6 20.0 ± 4.8 20.2 ± 3.5
p and d (post-pre) *p < 0.001; d = 0.406 p = 0.150; d = 0.043 p = 0.481; d = 0.028
5-0-5 COD deficit (s) Baseline 0.57 ± 0.15 0.63 ± 0.16 0.60 ± 0.14
Post-intervention 0.42 ± 0.14 0.53 ± 0.16 0.58 ± 0.17
p and d (post-pre) *p < 0.001; d = -1.034 *p < 0.001; d = -0.625 *p = 0.045; d = -0.129
30-m sprint time (s) Baseline 5.14 ± 0.22 5.15 ± 0.25 5.18 ± 0.27
Post-intervention 5.12 ± 0.20 4.98 ± 0.20 5.18 ± 0.22
p and d (post-pre) p = 0.376; d = -0.095 *p < 0.001; d = -0.756 p = 0.929; d = 0.000
VIFT (km/h) Baseline 15.0 ± 1.5 15.0 ± 1.3 15.1 ± 1.5
Post-intervention 16.6 ± 1.2 16.7 ± 1.0 15.5 ± 1.3
p and d (post-pre) *p < 0.001; d = 1.185 *p < 0.001; d = 1.478 *p = 0.015; d = 0.286
CMJ: countermovement jump; COD: change of direction; VIFT: Final velocity in the 30-15 intermittent fitness test; p: p-value within-group (post-pre); d: Cohen’s effect size within-group (post-baseline)
*: significantly different from post to baseline (within-group).