SD | Yukinori | Van Herk | ||
| ∑ | σ | ∑ | σ |
Lateral (x-axis) [mm] | 2.11 | 2.39 | 2.30 | 2.14 |
Longitudinal (y-axis) [mm] | 2.02 | 2.14 | 2.19 | 1.93 |
Vertical (z-axis) [mm] | 1.06 | 1.61 | 1.25 | 1.43 |