Margin Recipe: Systematic Error and Random Errors
▪
Systematic errors are assumed to have an independent effect on the blurred
dose distribution
Cumulative minimum dose ≥ 95%
M
r
=
bs
2
+
s
p
2
-
bs
p
≥ 90% of population receives a
cumulative CTV dose of ≥ 95%
M = 2.5
S
+ M
r