Correlation in the V – direction
V (SAL, 20 pat, RTT)
y = 0.4587x - 0.2477
R
2
= 0.3044
-12
-10
-8
-6
-4
-2
0
4
6
8
10
12
CBCT [mm]
EPID [mm]
V - SAL
Linear (V - SAL)