OAR | Measured indices from DVH | Volume and doses for three breast irradiation techniques | Estimated P values for compared treatment techniques | ||||
TW (a) | FiF (b) | IMRT (c) | (a) vs (b) | (a) vs (c) | (b) vs (c) | ||
Lung | V5 | 34.67 | 31.79 | 63.22 | 0.4909 | 0.0001 | <0.0001 |
| V10 | 25.16 | 23.95 | 51.22 | 0.7435 | 0.0002 | <0.0001 |
| V20 | 11.7 | 11.79 | 18.56 | 0.9592 | 0.0002 | <0.0001 |
| V30 | 10.1 | 8.25 | 10.48 | 0.3115 | 0.8101 | 0.1593 |
| Dmean | 8.73 | 7.268 | 13.93 | 0.1410 | <0.0001 | <0.0001 |
Heart | V5 | 12.75 (5 - 18.4) | 10.3 (6 - 17) | 66.4 (43 - 94) | 0.1393 | <0.0001 | <0.0001 |
| V10 | 5.48 (3.4 - 7.2) | 4.93 (3.3 - 6.9) | 30.4 (17 - 52) | 0.3497 | <0.0001 | <0.0001 |
| V20 | 4.23 (2.1 - 6.4) | 3.81 (1.5 - 5.7) | 10.26 (6.7 - 16) | 0.5269 | <0.0001 | <0.0001 |
| V30 | 2.36 (1.4 - 4) | 1.99 (1 - 3.8) | 0.86 (0.2 - 2) | 0.3401 | <0.0001 | <0.0001 |
| Dmean | 3.54 (1.9 - 4.8) | 2.89 (1.8 - 4.2) | 11.92 (7.4 - 14.7) | 0.1043 | <0.0001 | <0.0001 |
Coronary artery region | V5 | 54.02 (35.4 - 78.5) | 50.8 (34 - 73.7) | 73.33 (20 - 100) | 0.8625 | 0.5493 | 0.4831 |
| V10 | 41.23 (25.7 - 52) | 39.73 (24.8 - 51.8) | 52 (18 - 73) | 0.9000 | 0.5996 | 0.5513 |
| V20 | 27.5 (15.3 - 43) | 22.9 (12.6 - 35.6) | 8.857 (3.97 - 16.1) | 0.2831 | <0.0001 | <0.0001 |
| V30 | 16.1 (7.1 - 36.6) | 17.79 (5.2 - 35.2) | 5.27 (0.7 - 15.1) | 0.7175 | 0.0067 | 0.0015 |
| Dmean | 17.16 (8.32.5) | 15.3 (7.8 - 20.9) | 18.4 (12.4 - 24.4) | 0.3549 | <0.0001 | 0.0950 |
Contralateral breast | V0.5 | 10.633 (6.9 - 16) | 10.167 (7 - 13.5) | 95 (94 - 96) | 0.8954 | <0.0001 | 0.0325 |
| V1 | 1.233 (0.2 - 2.2) | 1.133 (0.2 - 1.9) | 87 (85 - 89) | 0.9021 | <0.0001 | <0.0001 |
| V2 | 0.35 (0.0 - 0.99) | 0.41 (0.0 - 0.95) | 51.47 (4.4 - 76) | 0.8950 | 0.0957 | 0.0959 |
| V3 | 0.435 (0 - 0.87) | 0.4 (0 - 0.8) | 42.67 (4.2 - 64) | 0.9556 | 0.0928 | 0.0927 |