Distribution of Intra-fractional Respiratory Motion (1 SD)
0 1 2 3 4 5 6 7 8 9 10
0
20
40
60
80
Number of fractions
0 1 2 3 4 5 6 7 8 9 10
0
10
20
30
40
AP
CC
LR
0 1 2 3 4 5 6 7 8 9 10
0
10
20
30
40
50
SD of intrafraction error (mm)
Hoogeman M, et al. IJROBP 2009 May
1;74(1):297-303.