Peak preactivity and reactivity EMG time data
| EMG variables | Pretest(ms) | Post-test(ms) | |
|---|---|---|---|
| *Significant main effect pretest-posttest differences at p<0.05; †significant group interaction pretest-posttest differences at p<0.05. | |||
| Vastus lateralis | Plyometric | 38.3±20.1 | 7.5±17.2 |
| preactivity | Basic | 50.0±25.1 | 36.8±57.8 |
| Vastus lateralis | Plyometric | 61.8±28.8 | 70.3±25.8 |
| reactivity | Basic | 64.8±23.4 | 76.6±19.0 |
| Medial hamstring | Plyometric | 40.9±25.5 | 44.7±29.3 |
| preactivity | Basic | 52.4±31.8 | 61.4±37.9 |
| Medial hamstring | Plyometric | 82.2±29.0 | 57.5±33.4 |
| reactivity† | Basic | 58.7±24.9 | 71.2±42.3 |
| Lateral hamstring | Plyometric | 30.0±24.3 | 43.1±38.1 |
| preactivity | Basic | 49.5±43.0 | 45.6±39.5 |
| Lateral hamstring | Plyometric | 74.0±23.7 | 74.2±29.8 |
| reactivity | Basic | 56.9±23.3 | 86.4±31.5 |
| Gluteus medius | Plyometric | 32.7±29.3 | 34.9±40.7 |
| preactivity* | Basic | 23.7±31.2 | 66.9±43.7 |
| Gluteus medius | Plyometric | 57.3±31.9 | 49.6±33.4 |
| reactivity | Basic | 46.5±23.3 | 85.5±23.8 |