From: A modified VMAT adaptive radiotherapy for nasopharyngeal cancer patients based on CT-CT image fusion
Initial CT | Repeat CT | Sig (p) | |
---|---|---|---|
PTVGTV Dmax | 1343.5 ± 65.9 | 1335.2 ± 29.7 | 0.66 |
PTVGTV Dmean | 1253.5 ± 40.3 | 1244.4 ± 13.7 | 0.42 |
PTVGTV V93 | 96.9 ± 3.0 | 97.2 ± 2.6 | 0.79 |
PTVGTV V95 | 91.8 ± 7.2 | 93.0 ± 5.4 | 0.66 |
PTVCTV Dmax | 1349.4 ± 61.3 | 1338.2 ± 29.0 | 0.55 |
PTVCTV Dmean | 1083.4 ± 31.5 | 1078.3 ± 23.7 | 0.67 |
PTVCTV V93 | 98.9 ± 1.1 | 99.1 ± 0.9 | 0.12 |
PTVCTV V95 | 98.4 ± 1.3 | 98.7 ± 1.2 | 0.24 |
Brainstem Dmax | 859.7 ± 89.1 | 852.8 ± 89.7 | 0.5 |
Brainstem Dmean | 457.2 ± 92.3 | 436.9 ± 110.5 | 0.15 |
Cord Dmax | 692.0 ± 29.8 | 690.6 ± 31.3 | 0.9 |
Cord Dmean | 413.3 ± 64.2 | 418.7 ± 63.5 | 0.17 |
Mandible Dmax | 1146.9 ± 99.5 | 1131.6 ± 84.5 | 0.38 |
Mandible Dmean | 691.7 ± 70.2 | 689.8 ± 60.5 | 0.24 |
Lt parotid Dmax | 1134.0 ± 143.2 | 1139.1 ± 103.6 | 0.97 |
Lt parotid Dmean | 519.4 ± 61.3 | 513.2 ± 57.2 | 0.17 |
Lt parotid V5 | 42.1 ± 8.5 | 41.8 ± 7.8 | 0.6 |
Rt parotid Dmax | 1144.0 ± 95.8 | 1162.1 ± 107.3 | 0.21 |
Rt parotid Dmean | 514.9 ± 32.8 | 511.8 ± 40.8 | 0.63 |
Rt parotid V5 | 39.5 ± 4.0 | 39.3 ± 4.8 | 0.82 |