Table 4.

The mean and maximum neutron doses of each tissue were calculated using COMPASS and MCNP.

Tissue	Mean Neutron Dose (MeV/g) COMPASS	Mean Neutron Dose (MeV/g) MCNP6	Deviation of Mean Dose (%)	Max. Neutron Dose (MeV/g) COMPASS	Max. Neutron Dose (MeV/g) MCNP6	Deviation of Max. Dose (%)
Brain	2.69623e−08 (0.04%)	2.6901e−08 (0.01%)	0.23	9.149e−08 (0.8%)	9.15134e−08 (0.88%)	0.03
Brain Stem	2.89576e−08 (0.12%)	2.88177e−08 (0.05%)	0.48	4.74997e−08 (1.0%)	4.85396e−08 (1.15%)	2.14
Spinal Cord	2.61149e−08 (0.17%)	2.60848e−08 (0.09%)	0.12	3.72768e−08 (1.12%)	3.73032e−08 (1.29%)	0.07
Mandible	5.42908e−08 (0.06%)	5.42403e−08 (0.03%)	0.09	1.50867e−07 (0.78%)	1.50684e−07 (0.88%)	0.12
Mucosa	5.49567e−08 (0.07%)	5.49381e−08 (0.03%)	0.03	1.52002e−07 (0.82%)	1.52226e−07 (0.91%)	0.15
Tumor	2.05052e−07 (0.05%)	2.05235e−07 (0.02%)	0.09	3.29746e−07 (0.79%)	3.28645e−07 (0.82%)	0.34