From: Impact of hydrogel peri-rectal spacer insertion on prostate gland intra-fraction motion during 1.5 T MR-guided stereotactic body radiotherapy
CTV > 57.3 cc or CTV < 57.3 cc
p-value
Rotational shifts
AP
0.98
LL
0.69
CC
0.78
Translational Shifts
0.46
0.61
0.26