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Table 2 Averaged relative volumes of GTVs covered by 95% of prescription dose ( GV 95 ) for different planning strategies

From: Evaluation and comparison of New 4DCT based strategies for proton treatment planning for lung tumors

 

Case

A

B

C

D

E

F

G

H

I

J

K

L

MGV 95

STDGV 95

GV 95 (%)

CVCT plan

64.9

84.1

97.5

99.8

97.3

95.1

93.8

97.0

99.9

99.8

100

98.4

94.1

10.2

MIP3 plan

82.2

88.3

97.1

100

96.9

100

96.3

100

100

99.8

99.7

100

96.7

5.7

AVG plan

64.0

86.3

90.9

96.3

95.3

99.8

91.5

100

100

99.7

100

100

93.6

10.4

EE plan

69.1

89.7

96.3

99.8

96.5

99.9

94.4

100

100

99.8

100

99.8

95.4

8.9

GM LD (Gy)

CVCT plan

1.0

1.9

3.6

2.9

3.6

4.9

6.6

4.1

5.6

7.3

11.1

11.7

  

MIP3 plan

1.1

2.0

3.7

3.0

3.8

5.1

6.9

4.5

5.3

7.3

11.5

11.0

  

AVG plan

0.9

2.0

2.9

2.5

3.4

4.1

5.5

4.0

4.5

6.2

11.3

11.0

  
 

EE plan

0.8

2.0

3.1

2.5

3.4

4.2

5.7

3.9

4.7

6.5

11.5

11.0

  
  1. Mean ipsilateral lung dose (GM LD ) (Gy) from CVCT, MIP3, AVG and EE plans (treatment uncertainties not included).