| Feed-back off | Feed-back on | F-value | post-hoc | ||||
| Mean | SD | Mean | SD | ||||
| 25% MVC change ratio (%) | 115.5 | 60.3 | 48.2 | 29.2 | F1 | 29.59* | 25% off > on |
| 50% MVC change ratio (%) | 93.7 | 80.6 | 39.9 | 19.9 | F2 | 0.66 | |
| 75% MVC change ratio (%) | 100 | 46.1 | 63.9 | 39.1 | F3 | 0.67 | |