Table 1. Clinically used dose criteria for MR-linac treatment of lumbar spine bone metastases for planning and plan evaluation.

Structure	Constraint
Planning Target Volume (PTV)	V7.2Gy > 90%,
	D98% > 6.4Gy
	D0.1cc < 8.8Gy
Spinal Cord	D0.1cc < 8.6Gy
Body	D0.1cc < 8.8Gy