From: Impact of hydrogel peri-rectal spacer insertion on prostate gland intra-fraction motion during 1.5 T MR-guided stereotactic body radiotherapy
Genitourinary
G2 / G1 (n / %)
-SpaceOAR
2 (20%) / 2 (20%)
-No-SpaceOAR
1 (10%) / 4 (40%)
Gastrointestinal
0 (0%) / 1 (10%)