PTV Coverage
Conventional
RapidArc
TM
Median D
2%
21.8Gy
(15Gy-22.4Gy)
21.8Gy
(21.5Gy-22.5Gy)
P=0.723
Median D
98%
15Gy
19.9Gy
P=<0.001
(0.8Gy-20.3Gy)
(12.2Gy-20.5Gy)
Conformity
Index
1.75
(0.9-2.7)
1.1
(0.97-1.2)
P=<0.001
Homogeneity
Index
0.33
(0.07-1.01)
0.09
(0.05-0.48)
P=<0.001