Table 1.
Results of the statistical analysis of the EMG features of the control and the stroke group. * Indicates p < 0.05.
| EMG Features |
Muscle | Control | Stroke | t-Test | ||
|---|---|---|---|---|---|---|
| Mean | Standard Dev. | Mean | Standard Dev. | p-Value | ||
| Median Power Frequency (MDF), Hz |
BICEP FEM. LT (BFLT) | 39.87 | 63.75 | 32.90 | 29.36 | 0.17 |
| BICEP FEM. RT (BFRT) | 39.67 | 61.43 | 29.83 | 26.78 | 0.04 * | |
| LAT. GASTRO. LT (LGLT) | 53.94 | 63.66 | 47.03 | 37.78 | 0.19 | |
| LAT. GASTRO. RT (LGRT) | 53.12 | 64.01 | 38.76 | 34.50 | 0.01 * | |
| Mean Power Frequency (MNF), Hz |
BICEP FEM. LT (BFLT) | 175.93 | 65.45 | 160.00 | 64.21 | 0.02 * |
| BICEP FEM. RT (BFRT) | 166.21 | 59.40 | 149.00 | 63.33 | 0.01 * | |
| LAT. GASTRO. LT (LGLT) | 166.87 | 57.92 | 162.29 | 68.03 | 0.48 | |
| LAT. GASTRO. RT (LGRT) | 157.27 | 60.174 | 152.51 | 40.29 | 0.36 | |
| Peak Power Frequency (PKF), Hz |
BICEP FEM. LT (BFLT) | 20.69 | 61.06 | 18.20 | 22.98 | 0.59 |
| BICEP FEM. RT (BFRT) | 21.80 | 58.40 | 12.94 | 14.92 | 0.04 * | |
| LAT. GASTRO. LT (LGLT) | 23.57 | 60.89 | 22.09 | 27.29 | 0.76 | |
| LAT. GASTRO. RT (LGRT) | 29.86 | 63.38 | 20.25 | 29.44 | 0.06 | |
| Mean Power (MNP), V2/Hz | BICEP FEM. LT (BFLT) | 0.0045 | 0.0040 | 0.0273 | 0.1178 | 0.01 * |
| BICEP FEM. RT (BFRT) | 0.0072 | 0.0116 | 0.0470 | 0.1921 | 0.01 * | |
| LAT. GASTRO. LT (LGLT) | 0.0073 | 0.0197 | 0.0250 | 0.0794 | 0.01 * | |
| LAT. GASTRO. RT (LGRT) | 0.0127 | 0.0237 | 0.0142 | 0.0696 | 0.78 | |
| Total Power (TP), V2/Hz | BICEP FEM. LT (BFLT) | 4.66 | 4.15 | 27.96 | 120.72 | 0.01 * |
| BICEP FEM. RT (BFRT) | 7.35 | 11.94 | 48.13 | 196.93 | 0.01 * | |
| LAT. GASTRO. LT (LGLT) | 7.48 | 20.21 | 25.67 | 81.46 | 0.01 * | |
| LAT. GASTRO. RT (LGRT) | 12.98 | 24.32 | 14.52 | 71.36 | 0.78 | |