Table 1. .
Target Coverageand Associated Variables
| V100%CTVN > 90% | V100%CTVN ≤ 90% | p-value | |
| Raw Values | |||
| Change in Bladder Volume (%, average, IQR) | 9.8% (-74.4–24.8%) | −25.1% (-55.3– 1.40) | .01 |
| Change in Bladder Height (%, average, IQR) | −0.1% (-23.5– 18.9%) | −16.3% (-32.2– 3.1%) | .006 |
| Change in rectal diameter (%, average, IQR) | 5.9% (-4.2–20.3%) | 0.3% (-11.5–12.4%) | 0.17 |
| Left/Right Shift (cm, average, IQR) | 0.0 (-0.03– 0.11) | −0.1 (-0.14– 0.007) | < 0.001 |
| Anterior/Posterior Shift (cm, average, IQR) | −0.1 (-0.38–0.15) | 0.0 (-0.17–0.19) | 0.30 |
| Superior/Inferior Shift (cm, average, IQR) | 0.0 (-0.16– 0.26) | 0.3 (0.16– 0.53) | 0.003 |
| 3-D Shift (cm, average, IQR) | 0.4 (0.35–0.61) | 0.5 (0.34–0.60) | 0.66 |
| Axial Rotation (degrees, average, IQR) | 0.1 (-0.26–0.34) | 0.1 (-0.76–0.47) | 0.89 |
| Sagittal Rotation (degrees, average, IQR) | −1.0 (-1.86– 0.05) | −0.2 (-1.52– 0.03) | 0.04 |
| Coronal Rotation (degrees, average, IQR) | −0.1 (-0.4–0.23) | 0.0 (-0.34–0.23) | 0.70 |
| Absolute Values | |||
| Change in Bladder Volume (%, average, IQR) | 59.2% (18.3–65.6%) | 42.9% (25.3–61.3%) | .08 |
| Change in Bladder Height (%, average, IQR) | 25.8% (13.3–32.5%) | 21.2% (7.1–32.1%) | .21 |
| Change in rectal diameter (%, average, IQR) | 14.9% (4.4–24.0%) | 11.7% (3.7–15.4%) | 0.22 |
| Left/Right Shift (cm, average, IQR) | 0.1 (0.04–0.11) | 0.1 (0.02–0.14) | 0.89 |
| Anterior/Posterior Shift (cm, average, IQR) | 0.3 (0.10–0.43) | 0.0 (-0.17–0.19) | 0.40 |
| Superior/Inferior Shift (cm, average, IQR) | 0.3 (0.09–0.39) | −0.4 (0.29–0.53) | 0.05 |
| Axial Rotation (degrees, average, IQR) | 0.4 (0.15–0.54) | 0.8 (0.31–1.1) | 0.91 |
| Sagittal Rotation (degrees, average, IQR) | 1.2 (0.46–1.86) | 1.5 (0.61–1.95) | 0.31 |
| Coronal Rotation (degrees, average, IQR) | 0.4 (0.1–0.58) | 0.4 (0.08–0.5) | 0.84 |