Table 3 Difference between the registration of sCT and CT with CBCT
RL (mm) | CC (mm) | AP (mm) | RL-axis (°) | CC-axis (°) | AP-axis (°) | |
|---|---|---|---|---|---|---|
Population mean | 0.1 | 0.0 | 0.0 | 0.2 | 0.1 | − 0.2 |
Systematic error (Σ) | 0.2 | 0.4 | 0.4 | 1.7 | 1.1 | 1.1 |
Random error (σ) | 0.3 | 0.5 | 0.6 | 2.5 | 2.1 | 1.2 |