From: Dosimetric advantage of volumetric modulated arc therapy in the treatment of intraocular cancer
PTV | CRT | IMRT | VMAT | P-value | ||
---|---|---|---|---|---|---|
CRT vs IMRT | CRT vs VMAT | IMRT vs VMAT | ||||
Dmean(cGy) | 5065.87 ± 111.52 | 5175.76 ± 38.45 | 5157.21 ± 52.23 | <0.01 | 0.04 | 0.20 |
V95 (%) | 95.02 ± 0.67 | 95.51 ± 2.25 | 95.92 ± 3.05 | 0.48 | 0.91 | 0.30 |
D95(cGy) | 4750.5 ± 14.25 | 4789 ± 150.20 | 4756.86 ± 132.03 | 0.37 | 0.86 | 0.32 |
D1(cGy) | 5303.43 ± 175.25 | 5422.32 ± 35.59 | 5425.00 ± 33.59 | 0.02 | 0.03 | 0.84 |
D99(cGy) | 4540.50 ± 109.96 | 4274.62 ± 277.51 | 4268.57 ± 304.07 | <0.01 | 0.01 | 0.92 |
HI | 0.15 ± 0.05 | 0.23 ± 0.05 | 0.23 ± 0.06 | <0.01 | <0.01 | 0.89 |
CI | 0.94 ± 0.01 | 0.95 ± 0.02 | 0.95 ± 0.03 | 0.23 | 0.87 | 0.29 |
EUD(cGy) | 4791.42 ± 834.88 | 4896.8 ± 408.80 | 4824.45 ± 423.00 | 0.47 | 0.881 | 0.52 |
TCP | 0.90 ± 0.25 | 0.94 ± 0.10 | 0.95 ± 0.09 | 0.39 | 0.67 | 0.88 |