MR compatible detectors assessment for a 0.35 T MR-linac commissioning

Radiation Oncology

Table 2 Additional output factors at SSD 80 cm, 10 cm depth

Field size (cm²)	Mean measured OF	Relative standard deviation (%)	Mean corrected OF	Relative standard deviation
0.84 × 0.83	0.643	2.0	0.628	0.5
1.66 × 1.66	0.787	1.0	0.785	0.4
2.5 × 2.49	0.828	0.8	0.831	0.4
3.32 × 3.32	0.858	0.7	0.861	0.4
4.16 × 4.15	0.885	0.6	0.888	0.3
6.64 × 6.64	0.945	0.3	0.947	0.2
8.3 × 8.3	0.975	0.2	0.976	0.1
9.96 × 9.96	1.000	0.0	1.000	0.0

Mean output factors measured with PTW 60019, PTW 60023 and SN Edge as well as the mean values of k\(\genfrac{}{}{0pt}{}{fclin,fmsr}{Qclin,Qmsr}\) corrected output factors are reported with relative standard deviations

ISSN: 1748-717X