Background
Methods
Patients and fiducial marker placement
Treatment simulation and planning
Treatment delivery, target localization, and tracking
Analysis
Data structure
Error analysis
Margin estimation
Impact on breast target geometric errors
Results
Intra-fractional and composite error
Data level | Rotation(0) | Translation (mm) | Rigid (mm) | Non-rigid (mm) | Total (mm) | |||||
---|---|---|---|---|---|---|---|---|---|---|
Roll | Yaw | Pitch | LR | AP | SI | |||||
Intra-fraction | Patient | 0.5 ± 0.3 (1.6) | 0.0 ± 0.0 (0.2) | 0.2 ± 0.2 (1.2) | 0.8 ± 0.3 (1.9) | 1.1 ± 0.4 (2.0) | 1.0 ± 0.4 (2.3) | 2.0 ± 0.6 (3.9) | 0.3 ± 0.2 (0.8) | 2.3 ± 0.7 (4.5) |
Fraction | 0.5 ± 0.7 (4.2) | 0.0 ± 0.1 (0.6) | 0.2 ± 0.3 (3.1) | 0.8 ± 0.6 (2.9) | 1.1 ± 0.6 (3.6) | 1.0 ± 0.6 (3.5) | 2.1 ± 0.9 (6.0) | 0.3 ± 0.3 (2.3) | 2.3 ± 1.0 (6.6) | |
Node | 0.5 ± 0.7 (6.7) | 0.1 ± 0.1 (1.1) | 0.2 ± 0.4 (5.0) | 0.8 ± 0.8 (6.9) | 1.1 ± 1.0 (8.6) | 1.0 ± 1.0 (7.0) | 2.2 ± 1.4 (10.8) | 0.3 ± 0.3 (3.8) | 2.5 ± 1.5 (11.2) | |
Composite | Patient | 0.5 ± 0.3 (1.4) | 0.1 ± 0.1 (0.3) | 0.3 ± 0.2 (1.0) | 1.0 ± 0.3 (1.9) | 1.3 ± 0.4 (2.2) | 1.1 ± 0.4 (2.5) | 2.3 ± 0.5 (3.6) | 1.3 ± 0.8 (3.1) | 3.6 ± 1.0 (5.8) |
Fraction | 0.5 ± 0.6 (3.8) | 0.1 ± 0.1 (0.4) | 0.3 ± 0.3 (2.8) | 1.0 ± 0.6 (3.1) | 1.3 ± 0.6 (3.2) | 1.1 ± 0.7 (6.2) | 2.4 ± 0.9 (6.8) | 1.3 ± 1.0 (5.6) | 3.7 ± 1.3 (7.7) | |
Node | 0.5 ± 0.7 (6.9) | 0.1 ± 0.1 (0.8) | 0.3 ± 0.4 (4.5) | 1.0 ± 0.8 (6.5) | 1.3 ± 1.0 (6.4) | 1.1 ± 1.0 (8.6) | 2.6 ± 1.3 (11.5) | 1.3 ± 1.0 (6.6) | 3.9 ± 1.6 (13.1) |