26 / 1481
0
10
20
30
40
50
60
70
80
90
100
110
120
130
1 2 3 4 5 6 7 8 9 10 11 12 13 14
Patient
number
Mean PTV reduction 42%
%
Mean
A-POLO
PTV as percentage of 1.5cm isotropic PTV
PTV comparison using
A-POLO
McDonald et al. Clin Onc 2013
Assessed and delivered within 15 treatment slot