Table 1 The timings of peak muscle forces and peak EMG signals in the gait cycle [force timing % (EMG timing %)]
From: Lower limb joint motion and muscle force in treadmill and over-ground exercise
| Â | Stride frequency | Gastrocnemius | Rectus | Soleus | Vastus |
|---|---|---|---|---|---|
Treadmill | 100 | 38% (22%) | 56% (13%) | 49% (23%) | 56% (55%) |
120 | 37% (31%) | 51% (27%) | 47% (32%) | 57% (63%) | |
140 | 27% (27%) | 43% (10%) | 22% (28%) | 5% (9%) | |
160 | 23% (86%) | 39% (18%) | 21% (36%) | 6% (19%) | |
Over-ground | 100 | 34% (38%) | 54% (38%) | 44% (38%) | 54% (42%) |
120 | 31% (17%) | 46% (39%) | 38% (17%) | 48% (44%) | |
140 | 17% (20%) | 49% (19%) | 17% (19%) | 4% (12%) | |
160 | 20% (16%) | 34% (20%) | 20% (16%) | 5% (9%) |