Structures | Type | Volume (%) | Dose (cGy) | p-value |
PTV left breast | Target | D95% | 47.8 ± 0.8 | 0.36 |
| Dmax | 55.9 ± 0.57 | 0.42 | |
| D2% | 53.2 ± 0.45 | 0.51 | |
PTV right breast | Target | D95% | 47.6 ± 0.6 | 0.23 |
| Dmax | 55.1 ± 0.55 | 0.46 | |
| D2% | 53.7 ± 0.61 | 0.40 | |
Lung | OAR |
| ||
V20 | 27.3 ± 5.5% | 20 |
| |
Mean | Left breast | 14.23 ± 3.4 | 0.13 | |
Right breast | 14.87 ± 0.91 | 0.04 | ||
Heart | OAR |
| ||
Left breast | D2% | 4.5 ± 0.89 | 0.62 | |
Right breast | 0.9 ± 0.21 | 0.01 | ||
HI | Left breast | Right breast | - | |
| 0.26 ± 0.17 | 0.22 ± 0.13 | 0.03 | |
CI | Left breast | Right breast | - | |
| 1.59 ± 0.75 | 1.36 ± 0.45 | 0.06 |