| Var. | A-R2 | Cor. | Sig. |
| s_ax2 | 0.649 | 0.811 | ++ |
| s_ay2 | 0.757 | 0.874 | ++ |
| s_az2 | 0.432 | 0.668 | + |
| s_gx2 | 0.371 | 0.622 | + |
| s_gy2 | 0.514 | 0.725 | + |
| s_gz2 | 0.887 | 0.943 | +++ |