Table 1. Within-session variability (CV%; mean ± SD) of the length of excitation across 10 excitation bursts during running, cycling and squatting exercise for traditional surface and textile EMG electrodes.
Traditional surface EMG electrodes
Textile EMG electrodes
Run
Gluteals
14.2 (4.2)
11.6 (4.9)
Vasti
17.3 (6.0)
18.9 (6.1)
Hamstrings
12.3 (4.5)
17.4 (6.6) *
Cycle
Gluteals
17.2 (5.9)
15.6 (5.0)
Vasti
11.8 (3.8)
14.2 (7.9)
Hamstrings
14.5 (4.3)
16.2 (6.2)
Squat
Gluteals
10.8 (5.3)
8.7 (3.8)
Vasti
7.0 (2.4)
6.4 (1.6)
Hamstrings
9.2 (2.5)
7.7 (2.9)
* denotes higher variability in the textile vs. traditional surface EMG electrodes