Parameter

5f-IMRT

7f-IMRT

RA_SA

RA_DA

p

D_mean (Gy)

15.0 ± 2.1

15.1 ± 2.0

14.5 ± 2.3

14.2 ± 2.0

b, c, d, e

V_{5 Gy} (%)

60.2 ± 13.3

60.5 ± 12.9

60.2 ± 13.9

60.9 ± 14.0

NS

V_{10 Gy} (%)

50.5 ± 9.0

52.8 ± 10.3

52.4 ± 12.0

52.5 ± 11.5

a

V_{20 Gy} (%)

30.2 ± 2.5

30.3 ± 1.8

28.4 ± 2.7

25.8 ± 1.6

b, c, e, f

V_{30 Gy} (%)

16.9 ± 1.6

16.1 ± 1.8

15.3 ± 1.3

14.6 ± 1.6

a, b, c, d, e

V_{40 Gy} (%)

9.5 ± 2.0

9.5 ± 1.8

8.8 ± 1.2

9.2 ± 1.6

NS

V_{50 Gy} (%)

5.1 ± 1.4

5.0 ± 1.4

4.2 ± 1.0

4.8 ± 1.1

b, d