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Accuracy:
Frame-based versus IGRT-frameless
52
Overall 3D accuracy:
1.17 mm SD 0.24 mm (frame-based)
0.85 mm SD 0.52 mm (frameless)
-1.00
-0.50
0.00
0.50
1.00
1.50
Longitudinal
Lateral
Vertical
Average shift (mm)
Frame-based
Frameless
Gevaert
et al.
Int J Radiat Oncol Biol Phys 2012
SBRT 2017 - D. Verellen