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Impact of Bladder Filling Change and Rectal Balloon on Target Coverage and Organs at Risk.
| Dose Constraint | Median Change | p-Value |
|---|---|---|
| Daily Change in Bladder Volume | ||
| CTV D90% | 0.0037 CGy | p = 0.006 |
| CTV D95% | −0.0017 cGy | p = 0.027 |
| Bladder V65% | −0.00084% | p < 0.001 |
| Rectal Balloon | ||
| CTV D90% | 1.61 cGy | p < 0.001 |
| CTV D95% | 1.54 cGy | p < 0.001 |
| Rectum V45% | 10.3 cGy | p < 0.001 |
