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Mean and 95th percentile errors of the marker position for the phantom study. The target and surrogate motion characteristics for all six fractions are described in Table TABLE I..
| Mean (mm) | 95th percentile (mm) | |||||||
|---|---|---|---|---|---|---|---|---|
| Treatment fraction | LR | AP | SI | 3D | LR | AP | SI | 3D |
| 1 | 0.5 | 1.3 | 0.8 | 1.6 | 0.8 | 1.8 | 1.8 | 2.3 |
| 2 | 0.5 | 1.2 | 2.3 | 2.7 | 0.8 | 1.8 | 3.5 | 3.7 |
| 3 | 0.5 | 1.2 | 4.7 | 4.9 | 0.8 | 1.7 | 5.6 | 5.9 |
| 4 | 4.1 | 6.7 | 1.1 | 7.9 | 4.2 | 7.2 | 1.5 | 8.4 |
| 5 | 0.3 | 0.6 | 2.8 | 2.9 | 0.8 | 1.1 | 3.9 | 4.0 |
| 6 | 0.4 | 0.7 | 6.2 | 6.3 | 1.0 | 1.3 | 9.1 | 9.1 |
