Population systematic error (∑tot), random error (σtot) and optimal margin size in each direction
| . | AP (mm) . | SI (mm) . | LR (mm) . | |
|---|---|---|---|---|
| GTV matching (PR patient) | ∑tot | 0.9 | 1.8 | 1.0 |
| σtot | 1.7 | 2.8 | 2.2 | |
| Margina | 3.7 | 5.4 | 3.9 | |
| PTV matching (BR and UR patient) | ∑tot | 0.7 | 1.1 | 0.9 |
| σtot | 1.4 | 1.9 | 1.2 | |
| Margina | 2.7 | 4.1 | 3.0 | |
| All matching (PR, BR and UR patient) | ∑tot | 0.8 | 1.2 | 0.9 |
| σtot | 1.5 | 2.4 | 1.8 | |
| Margina | 3.0 | 4.6 | 3.5 | |
| . | AP (mm) . | SI (mm) . | LR (mm) . | |
|---|---|---|---|---|
| GTV matching (PR patient) | ∑tot | 0.9 | 1.8 | 1.0 |
| σtot | 1.7 | 2.8 | 2.2 | |
| Margina | 3.7 | 5.4 | 3.9 | |
| PTV matching (BR and UR patient) | ∑tot | 0.7 | 1.1 | 0.9 |
| σtot | 1.4 | 1.9 | 1.2 | |
| Margina | 2.7 | 4.1 | 3.0 | |
| All matching (PR, BR and UR patient) | ∑tot | 0.8 | 1.2 | 0.9 |
| σtot | 1.5 | 2.4 | 1.8 | |
| Margina | 3.0 | 4.6 | 3.5 | |
aThe bold values were the calculated margins using the van Herk formula, as indicated by 2.5 ∑ + 0.7 σ.
Population systematic error (∑tot), random error (σtot) and optimal margin size in each direction
| . | AP (mm) . | SI (mm) . | LR (mm) . | |
|---|---|---|---|---|
| GTV matching (PR patient) | ∑tot | 0.9 | 1.8 | 1.0 |
| σtot | 1.7 | 2.8 | 2.2 | |
| Margina | 3.7 | 5.4 | 3.9 | |
| PTV matching (BR and UR patient) | ∑tot | 0.7 | 1.1 | 0.9 |
| σtot | 1.4 | 1.9 | 1.2 | |
| Margina | 2.7 | 4.1 | 3.0 | |
| All matching (PR, BR and UR patient) | ∑tot | 0.8 | 1.2 | 0.9 |
| σtot | 1.5 | 2.4 | 1.8 | |
| Margina | 3.0 | 4.6 | 3.5 | |
| . | AP (mm) . | SI (mm) . | LR (mm) . | |
|---|---|---|---|---|
| GTV matching (PR patient) | ∑tot | 0.9 | 1.8 | 1.0 |
| σtot | 1.7 | 2.8 | 2.2 | |
| Margina | 3.7 | 5.4 | 3.9 | |
| PTV matching (BR and UR patient) | ∑tot | 0.7 | 1.1 | 0.9 |
| σtot | 1.4 | 1.9 | 1.2 | |
| Margina | 2.7 | 4.1 | 3.0 | |
| All matching (PR, BR and UR patient) | ∑tot | 0.8 | 1.2 | 0.9 |
| σtot | 1.5 | 2.4 | 1.8 | |
| Margina | 3.0 | 4.6 | 3.5 | |
aThe bold values were the calculated margins using the van Herk formula, as indicated by 2.5 ∑ + 0.7 σ.
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