Table 3 Comparison between PTV dose parameters of 3D-CRT and IMRT plans
Parameter | 3D-CRT | IMRT | p-value |
|---|---|---|---|
Dose minimum (%) | 41.4 (23.3 - 65.2) | 71.4 (31.2 – 87.7) | <0.001 |
Dose maximum (%) | 108.8 (105.2 – 112.6) | 106.6 (104.2 – 108.7) | 0.030 |
Dose mean (%) | 100.7 (98.2 – 103.8) | 100.0 (99.5 – 100.3) | 0.294 |
Dose median (%) | 101.4 (99.4 – 103.8) | 100.1 (99.5 – 100.4) | 0.049 |
V95 (%) | 29.2 (13.9 - 47.0) | 27.7 (0.02 – 75.7) | 0.619 |
D95 (%) | 27.7 (25.2 – 29.5) | 28.8 (28.2 - 29.2) | 0.028 |