Table 1.
Measured and estimated variables (n = 6)
| CM | NoCM | |
|---|---|---|
| Maximal angular velocity (deg s−1) | 318.7 ± 95.3* | 274.1 ± 86.2 |
| Maximal plantar flexion angle (deg) | 138.4 ± 12.7 | 135.0 ± 10.0 |
| Maximal dorsiflexion angle (deg) | 79.4 ± 7.3 | 78.5 ± 8.7 |
| Maximal Achilles' tendon force (N) | 4055 ± 655* | 3081 ± 667 |
| Maximal Achilles' tendon power (W) | 408.0 ± 144.1* | 331.8 ± 108.6 |
| Mean Achilles' tendon power (W) | 235.6 ± 87.8* | 157.9 ± 47.7 |
| Work during plantar flexion phase (J) | 75.2 ± 16.1* | 62.9 ± 17.4 |
| Mean EMG amplitude of MG (%) † | 104.5 ± 18.8 | 104.5 ± 29.1 |
| Mean EMG amplitude of LG (%) † | 112.9 ± 18.0 | 108.1 ± 17.0 |
| Mean EMG amplitude of Sol (%) † | 103.7 ± 27.6 | 105.1 ± 30.4 |
| Mean fascicle length of MG in plantar flexion phase (mm) | 41 ± 4* | 46 ± 6 |
| Maximal fascicle shortening velocity of MG (mm s−1) | 186 ± 45 | 212 ± 53 |
| Mean fascicle shortening velocity of MG in plantar flexion phase (mm s−1) | 73 ± 25 | 56 ± 12 |
Values are expressed as means ±s.d.
*
Significantly different from NoCM
†
EMG of the medial (MG) lateral (LG) gastrocnemius and soleus (Sol) (averaged over the plantar flexion phase) is expressed percentage of maximal isometric contraction.