Table 2.
Theoretical solutions of muscle activation patterns: number of solutions and average activation levels across six muscles: maximum, minimum, and average values
| Palmar | Dorsal | Distal | Proximal | Radial | Ulnar | |
|---|---|---|---|---|---|---|
| Number of solutions | ||||||
| Posture | ||||||
| 2 | 241,878 | 1,596 | 76,687 | 13,729 | 3,196 | 5,222 |
| 3 | 566,305 | 3,993 | 819 | 2,979 | 15,506 | 1,249 |
| 5 | 286,907 | 1,223 | 110,440 | 5,678 | 1,503 | 13,703 |
| 6 | 65,727 | 2,897 | 121,856 | 1,926 | 1,197 | 9,637 |
| 8 | 185,778 | 3,672 | 285,156 | 1,292 | 83 | 5,066 |
| 9 | 8,912 | 5,583 | 16,576 | 2,367 | 18 | 94 |
| Mean | 226,418 | 3,161 | 101,922 | 4,662 | 3,584 | 5,829 |
| Average activation levels across muscles, % | ||||||
| Maximum | 86.7 (28.0) | 60.0 (46.9) | 78.3 (34.9) | 56.7 (42.7) | 66.7 (42.7) | 65.0 (42.8) |
| Minimum | 6.7 (12.1) | 11.7 (20.4) | 5.0 (8.4) | 11.7 (20.4) | 16.7 (32.0) | 5.0 (8.4) |
| Mean | 47.2 (12.3) | 30.6 (9.5) | 46.3 (11.2) | 32.5 (7.1) | 42.7 (7.0) | 42.7 (7.6) |