Table 4.
Similarity of synergies across subregions in the 3-dimensional workspace in the position protocol (n = 8)
| Comparison conditions (subregion 1 vs. subregion 2) | Nsyn | Similarity index | VAF (%) | Muscle VAF (%) | VAFsh (%) | Muscle VAFsh (%) |
|---|---|---|---|---|---|---|
| Medial vs. Parasagittal | ||||||
| subregion 1 | 4.4 ± 0.7 | 0.944 ± 0.105 | 96.4 ± 1.5 | 95.4 ± 3.7 | 94.6 ± 2.8 | 94.4 ± 5.2 |
| subregion 2 | 4.4 ± 0.7 | 96.2 ± 2.0 | 95.2 ± 4.2 | 95.3 ± 2.1 | 94.7 ± 4.7 | |
| Medial vs. Lateral | ||||||
| subregion 1 | 4.4 ± 0.7 | 0.938 ± 0.116 | 96.5 ± 1.6 | 95.7 ± 3.9 | 92.6 ± 8.4 | 92.9 ± 13.4 |
| subregion 2 | 4.4 ± 0.7 | 96.9 ± 1.4 | 95.6 ± 4.2 | 94.4 ± 4.8 | 93.3 ± 13.4 | |
| Parasagittal vs. Lateral | ||||||
| subregion 1 | 4.4 ± 0.7 | 0.958 ± 0.118 | 95.9 ± 1.9 | 95.5 ± 4.6 | 94.8 ± 3.8 | 93.7 ± 9.5 |
| subregion 2 | 4.4 ± 0.7 | 97.4 ± 0.8 | 95.7 ± 4.5 | 95.1 ± 5.9 | 94.4 ± 9.9 | |
| Superior vs. Shoulder-Level | ||||||
| subregion 1 | 4.4 ± 0.7 | 0.944 ± 0.105 | 96.7 ± 1.6 | 94.7 ± 5.9 | 94.6 ± 4.7 | 94.2 ± 6.3 |
| subregion 2 | 4.4 ± 0.7 | 96.2 ± 1.6 | 95.0 ± 5.2 | 93.7 ± 5.0 | 93.4 ± 7.6 | |
| Superior vs. Inferior | ||||||
| subregion 1 | 4.4 ± 0.7 | 0.919 ± 0.113 | 96.8 ± 1.5 | 94.6 ± 6.3 | 92.0 ± 6.9 | 92.1 ± 10.4 |
| subregion 2 | 4.4 ± 0.7 | 96.9 ± 1.3 | 94.6 ± 7.5 | 92.8 ± 5.7 | 92.4 ± 10.7 | |
| Shoulder-Level vs. Inferior | ||||||
| subregion 1 | 4.4 ± 0.7 | 0.969 ± 0.088 | 95.4 ± 1.9 | 95.4 ± 5.0 | 93.7 ± 6.8 | 93.2 ± 12.6 |
| subregion 2 | 4.4 ± 0.7 | 97.1 ± 1.2 | 95.6 ± 4.1 | 94.0 ± 8.2 | 93.3 ± 14.4 |
All numbers are represented as mean ± SD. Subregions defined along the medio-lateral axis: medial, parasagittal, and lateral regions; and subregions defined along the inferior-superior axis: superior, shoulder-level, and inferior regions.