Table 4.
Differences in translation and rotation between CT-CBCT and sCT-CBCT registrations
| Location | Direction | Translation (mm) | Rotation ( ) |
||
|---|---|---|---|---|---|
Mean  1 S.D. |
(minimum, maximum) | Mean  1 S.D. |
(minimum, maximum) | ||
| H&N | Right-left/pitch | 0.13  0.40 |
(-0.7, 0.8) | 0.01  0.40 |
(-0.4, 1.00) |
| Posterior-anterior/yaw | -0.13  0.43 |
(-0.9, 0.40) | 0.02  0.23 |
(-0.20, 0.60) | |
| Inferior-superior/roll | -0.06  0.77 |
(-1.50, 1.50) | -0.06  0.10 |
(-0.20, 0.10) | |
| Pelvis | Right-left/pitch | 0.11  0.25 |
(-0.20, 0.50) | 0.02  0.10 |
(-0.10, 0.20) |
| Posterior-anterior/yaw | -0.17  0.25 |
(-0.40, 0.40) | -0.13  0.28 |
(-0.80, 0.10) | |
| Inferior-superior/roll | -0.14  0.47 |
(-1.20, 0.20) | 0.01  0.08 |
(-0.10, 0.20) | |