Table 5 The values of statistically significant r _s of textural features to dose-volumetric parameter differences of prostate VMAT plans

Dose-volumetric parameter

r _s

p

r _s

p

r _s

p

r _s

p

D20% of rectal wall

-

-

-

-

0.485

0.030

-

-

Mean dose to rectal wall

−0.493

0.027

−0.473

0.035

0.446

0.048

-

-

Mean dose to bladder

−0.456

0.043

-

-

-

-

-

-

D50% of femoral heads

-

-

-

-

-

-

0.448

0.047