Table 1. Comparison of Different Methods of BSP Data Estimation

	MATH Models	Medical SCAN	3D SCAN	E-Zone
Accuracy	Low	High	High	High
Cost	Low	High	High	Low
Portable	Yes	No	No	Yes
Health Risks	No	Yes	No	No
Procedure	Fast	Fast	Fast	Fast
Post Processing	Fast	Medium	Slow	Medium
Specific Facilities	No	Yes	Yes	No

MATH = mathematical; SCAN = Scanning