Table 3.
Effect of exercise and nutrition intervention on PF components.
| Variable | Group | Pretest | Posttest | ES | % Change | p-Value, η2p |
|---|---|---|---|---|---|---|
| HG (psi) | ||||||
| EXP | 10.82 ± 1.44 | 11.36 ± 1.47 | +0.37 | +5.0% | Group: p = 0.273, η2p: 0.026 Time: p = 0.004, η2p: 0.168 Interaction: p = 0.949, η2p: 0.000 |
|
| CON | 11.50 ± 2.69 | 12.02 ± 2.54 | +0.20 | +4.5% | ||
| CMJ (cm) | ||||||
| EXP | 28.81 ± 4.65 | 30.43 ± 4.48 | +0.35 | +5.6% | Group: p = 0.773, η2p: 0.002 Time: p = 0.001, η2p: 0.219 Interaction: p = 0.182, η2p: 0.038 |
|
| CON | 28.78 ± 6.23 | 29.51 ± 7.01 | +0.11 | +2.5% | ||
| Medicine ball throw (m) | ||||||
| EXP | 4.61 ± 0.59 | 5.80 ± 0.60 | +2.0 | +25.8% | Group: p = 0.032, η2p: 0.096 Time: p < 0.001, η2p: 0.718 Interaction: p < 0.001, η2p: 0.370 |
|
| CON | 4.65 ± 0.65 | 5.07 ± 0.52 | +0.71 | +9.0% | ||
| YYIRT1 | ||||||
| EXP | 1202.73 ± 143.9 | 1308.18 ± 79.68 | +0.91 | +8.8% | Group: p = 0.438, η2p: 0.013 Time: p < 0.001, η2p: 0.482 Interaction: p = 0.024, η2p: 0.106 |
|
| CON | 1205.38 ± 132.13 | 1255.38 ± 104.5 | +0.42 | +4.1% | ||
Abbreviations: EXP, experimental group; CON, control group; HG, hand-grip strength; psi, pound per square inch; CMJ, countermovement jump; YYIRT1, Yo-Yo intermittent recovery test level 1; ES, Cohen’s d effect size.