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Pre-treatment and during treatment isocenter placement errors
| Pre-treatment (cm) | During treatment (cm) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Min | Mean | Median | Max | SD | Min | Mean | Median | Max | SD | |
| A-P mismatch | -1.40 | 0.01 | 0.03 | 2.00 | 0.47 | -1.10 | 0.03 | 0.03 | 0.75 | 0.22 |
| R-L mismatch | -1.20 | 0.01 | 0.00 | 2.20 | 0.35 | -2.66 | 0.01 | 0.02 | 0.80 | 0.22 |
| S-I mismatch | -2.15 | -0.24 | -0.20 | 1.50 | 0.48 | -0.89 | 0.01 | 0.00 | 1.15 | 0.22 |
