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Effects caused by rotational setup error in the clinical target volume (CTV) junction area on the overall combined plan.
| Plan | Rotational SE (degrees) in pitch direction. (Average ± SD) | ||||||
|---|---|---|---|---|---|---|---|
| 1.0 | 2.0 | 3.0 | 4.0 | 5.0 | |||
| CTVjt | D98% (Gy) | 12.3 ± 0.3 | 12.6 ± 0.0 | 12.6 ± 0.0 | 12.4 ± 0.0 | 12.2 ± 0.1 | 11.5 ± 0.3* |
| D95% (Gy) | 12.4 ± 0.3 | 12.7 ± 0.0 | 12.7 ± 0.0 | 12.6 ± 0.0 | 12.6 ± 0.0 | 12.4 ± 0.0 | |
| D2% (Gy) | 17.4 ± 0.2 | 18.5 ± 1.1 | 20.5 ± 1.1* | 21.0 ± 1.2* | 20.9 ± 1.6* | 20.5 ± 1.7* | |
P < 0.05.
