Table 1.
Muscle fascicle lengths and pennation angles at the onset and end of eccentric contraction
| Mean ± SD (cm) | p value | Effect size (Cohen’s d) | |
|---|---|---|---|
| Muscle fascicle length | |||
| Onset of ECC | |||
| Preactivation | 6.6 ± 0.7 | <0.001 | 0.98 |
| No-preactivation | 9.2 ± 1.1 | ||
| End of ECC | |||
| Preactivation | 9.0 ± 1.1 | 0.844 | 0.08 |
| No-preactivation | 8.9 ± 1.5 | ||
| Mean ± SD (°) | p value | Effect size (Cohen’s d) | |
|---|---|---|---|
| Pennation angle | |||
| Onset of ECC | |||
| Preactivation | 21.1 ± 3.2 | 0.004 | 0.90 |
| No-preactivation | 18.4 ± 2.8 | ||
| End of ECC | |||
| Preactivation | 16.9 ± 2.7 | 0.169 | 0.21 |
| No-preactivation | 16.4 ± 2.4 | ||