Table 2. Inter-individual variability (Coefficient of Variation; CV) for un-normalized EMGs and EMGs normalized by MDM, PDM, *PDM, and **PDM during stance phase of gait cycle, n = 10.
RF | VL | VM | BF | ST | LG | MG | |
---|---|---|---|---|---|---|---|
Un-normalized | 1.13 | 1.68 | 0.84 | 0.84 | 1.02 | 0.53 | 0.67 |
MVC | 1.97 | 3.54 | 1.16 | 3.64 | 3.92 | 3.43 | 3.87 |
MDM | 0.63 | 0.57 | 0.56 | 0.48 | 0.53 | 0.48 | 0.59 |
PDM | 0.77 | 0.57 | 0.65 | 0.51 | 0.54 | 0.51 | 0.61 |
*PDM | 0.97 | 0.70 | 0.78 | 0.59 | 0.79 | 0.48 | 0.65 |
**PDM | 1.60 | 0.93 | 0.94 | 0.89 | 1.25 | 0.60 | 0.71 |
RF, Rectus Femoris; VL, Vastus Lateralis; VM, Vastus Medialis; BF, Biceps Femoris; ST, Semitendinosus; LG, Lateral Gastrocnemius; ML, Medial Gastrocnemius
*PDM refers to the method of normalization by using the peak values through ADLs
**PDM refers to the method of normalization by using the peak values through ADLs and MVC.