Parameter | PTV-Brain | PTV-Spine | ||||
3DCRT | IMRT | P-Value | 3DRT | IMRT | P-Value | |
PTV Mean. dose: Mean SD |
23.40 ±0.2 |
23.41 ±0.1 | 0.7 |
26.16 ±0.4 |
26.22 ±0.8 | 0.9 |
PTV Max dose: Mean SD |
26.25 ±0.4 |
25.61 ±0.1 | 0.6 |
23.58 ±0.2 |
23.79 ±0.3 | 0.03 |
D95%: Mean SD |
94.3 ±0.02 |
94.18 ±0.02 | 0.3 |
94.72 ±0.01 |
97.38 ±0.01 | 0.00 |
V95%: Mean SD |
94.68 ±1.8 |
94.49 ±1.8 | 0.03 |
94.13 ±1.9 |
98.28 ±1.6 | 0.00 |
D98%: Mean SD |
89.20 ±0.03 |
88.82 ±0.03 | 0.3 |
92.51 ±0.01 |
95.65 ±0.01 | 0.00 |
D5%: Mean SD |
109 ±0.2 |
105 ±0.01 | 0.3 |
106 ±0.01 |
106 ±0.1 | 0.8 |
D2%: Mean SD |
37.21 ±2.04 |
37.96 ±0.2 | 0.4 |
37.73 ±1.6 |
38.96 ±0.5 | 0.1 |
V107%: Mean SD |
0.066 ±0.2 |
0.35 ±0.6 | 0.1 |
0.5 ±0.7 |
2.26 ±1.7 | 0.004 |