826 / 1601
Reliability of bony anatomy
LR
SI
AP
Correlation between soft-tissue registration and bone match
Differences between bone and tumor match (mm)
LR
SI
AP
3D
Mean
±
SD
-0.6
±
1.0 0.0
±
1.1 -0.2
±
1.0
1.7
±
0.7
Maximum
1.8
2.3
2
2.8
Stable tumor position relative to the skull for one
week interval between planning and treatment
No influence of pre-treatment steroids (>48h prior)
Guckenberger et al. IJROBP 2007