Calibration and evaluation of the relative biological effectiveness for carbon-ion radiotherapy in a new relative to a clinically applied treatment planning system

Table 2 Target mean RBE-weighted and absorbed doses of the three calibration plans

Calibration^a	Depth 4 cm			Depth 10 cm			Depth 16 cm
Calibration^a	RS RC^b	RS Ca^c	Syn^d	RS RC	RS Ca	Syn	RS RC	RS Ca	Syn
Dabs [Gy]	1.41	1.38	1.39	1.41	1.39	1.39	1.44	1.41	1.41
DRBE [Gy (RBE)]	4.06			4.03			4.03

^aThey have cubic targets with a size of 6.0 × 6.0 × 6.0 cm³; the prescriptions are 4.0 Gy (RBE)
^bThe re-calculated doses before calibrations from RayStation based on the Syngo plans
^cThe re-calculated doses after calibrations from RayStation based on the Syngo plans
^dDoses from the Syngo optimized plans

ISSN: 1748-717X