Table 2.
Movement of landmarks
| No. | Movements(Mean ± SD) (mm) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Without Guidance | 3D-registration | 6D-regestration | |||||||
| LR | AP | SI | LR | AP | SI | LR | AP | SI | |
| 1 | -0.36±2.49 | -0.77±3.86 | 0.95±5.47 | -0.01±1.47 | -0.23±2.84 | 0.09±3.91 | -0.02±0.45 | -0.13±1.07 | 0.03±1.26 |
| 2 | -0.91±2.56 | -2.03±3.61 | 1.92±5.24 | -0.56±1.60 | -1.49±2.61 | 1.05±3.54 | -0.21±0.61 | -0.43±1.06 | 0.32±1.19 |
| 3 | -0.16±2.41 | -1.13±3.80 | 0.79±4.66 | 0.19±1.31 | -0.59±2.81 | -0.07±3.07 | 0.06±0.42 | -0.13±0.96 | 0.05±0.81 |
| 4 | -0.30±2.41 | -1.78±3.61 | 1.10±4.58 | 0.05±1.41 | -1.24±2.57 | 0.24±2.85 | 0.01±0.49 | -0.26±0.93 | 0.07±1.02 |
| 5 | -0.25±2.29 | -0.69±4.06 | 1.71±5.14 | 0.09±1.17 | -0.15±3.05 | 0.84±3.41 | 0.05±0.44 | -0.07±0.95 | 0.27±1.23 |
| 6 | -0.39±2.39 | -1.89±3.74 | 2.16±4.92 | -0.05±1.32 | -1.35±2.83 | 1.29±2.99 | -0.04±0.39 | -0.33±0.92 | 0.34±1.01 |
| 7 | -0.38±2.66 | -1.13±3.66 | 1.76±4.80 | -0.03±1.74 | -0.59±2.39 | 0.90±2.90 | -0.03±0.51 | -0.13±0.90 | 0.26±1.05 |
| 8 | 0.04±2.81 | -0.96±3.90 | 0.80±4.95 | 0.38±1.94 | -0.43±2.90 | -0.07±3.13 | 0.13±0.61 | -0.08±1.04 | -0.02±0.97 |
| 9 | -0.74±2.50 | -1.49±4.02 | 1.95±5.07 | -0.39±1.44 | -0.96±3.16 | 1.09±3.20 | -0.09±0.45 | -0.15±1.01 | 0.26±1.00 |