Table 1.

Plan information

	VMAT	IMRT with MR-linac	p
Monitor unit (MU)	4173 ± 439	8373 ± 1582	<  0.001
Calculated beam on time (min)	4.8 ± 1.0	18.4 ± 2.2	<  0.001
Number of fields	2 ± 0	8 ± 1	<  0.001
Number of segments	N/A	54 ± 7	–

Note: VMAT volumetric modulated arc therapy, IMRT intensity modulated radiation therapy, MR-linac magnetic resonance image linear accelerator