Table 2.

Plan information with fields, gantry angle, prescribed dose, CTV volume, and OAR

ID	Gantry angle (°)	Aperture type	Field aperture/all	Energy range (MeV)	Prescribed dose (GyE)	CTV volume (cc)	OAR
1	0	Type 2	1/3	142.7–76.2	60.8	258.9	Lens
	120	Non		161.1–71.6			Optic nerve
	240	Non		163.4–71.6			Parotid
2	30	Type 3	3/3	144.4–81.4	70.2	14.3	Parotid
	90	Type 3		135.8–76.2
	140	Type 4		146.3–77.9
3	30	Type 4	3/4	135.8–76.2	70.2	145.6	Parotid
	65	Type 3		130.5–76.2			Tongue
	105	Type 1		130.5–77.0
	195	Non		173.3–107.3
4	55	Type 3	2/4	137.5–71.6	70.2	58.2	Brain
	305	Type 3		146.3–76.2			Brain stem
	115	Non		163.4–105.9			Chiasm
	260	Non		168.3–104.5
5	0	Type 3	1/3	148.3–76.2	70.2	260.0	Chiasm
	130	Non		154.8–71.6			Lens
	230	Non		175.7–80.5			Optic nerve
6	0	Type 1	4/4	159–76.2	70.2	150.5	Brain
	300	Type 1		168.3–76.2			Chiasm
	100	Type 4		146.3–76.2			Eye
	260	Type 4		159–76.2			Optic nerve
7	0	Type 4	2/3	146.3–79.7	70.2	45.5	Brain stem
	130	Non		170.8–112.7			Chiasm
	260	Type 1		148.3–96.1			Eye, optic nerve
8	0	Type 4	2/3	154.8–77.9	70.2	60.7	Brain stem
	110	Type 3		165.7–93.5			Chiasm
	240	Non		163.4–81.4			Eye, optic nerve
9	0	Type 2	3/4	144.4–76.2	70.2	137.8	Brain
	40	Type 2		168.3–76.2			Parotid
	180	Non		175.7–107.3
	320	Type2		168.3–76.2
10	0	Type 2	1/3	152.6–76.2	70.2	211.5	Brain stem
	120	Non		168.3–71.6			Chiasm
	240	Non		168.3–71.6			Eye, optic nerve