From: A topology-based method to mitigate the dosimetric uncertainty caused by the positional variation of the boost volume in breast conservative radiotherapy
SE (mm)
RE (mm)
Corresponding PTV-H margin (mm)
AP
CC
LR
High variation
2.4
3.4
1.9
2.0
7.0
10.0
Low variation
1.4
3.2
1.8
1.2
1.6
4.0
9.0
6.0