Table 2.
Biomechanical parameter extracted from all exercises
| Exercises | Extracted features | Acronyms |
|---|---|---|
| PSUP | Number of rotational movements | num-PS |
| Supination speed | wps | |
| Pronation speed | wsp | |
| Variability of frequency | fSD-PS | |
| Variability of amplitude | tetaSD-PS | |
| OPCL | Number of opening/closing movements | num-OC |
| Hand opening speed | wop | |
| Hand closing speed | wcl | |
| Variability of frequency | fSD-OC | |
| Variability of amplitude | tetaSD-OC | |
| THFF | Number of thumb-forefinger tapping | tapTF |
| Opening speed | woTF | |
| Closing speed | wcTF | |
| Variability of frequency | fSD-TF | |
| Variability of amplitude | tetaSD-TF | |
| POST | Signal strength of the movement | PwrP |
| Relative power in the band of interest of postural tremor (8–12 Hz) | PwrpP2 |