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