Table 5.

Abdominal skin fitting parameters (major scattering molecules).

	$\alpha$ (Scatterer radial size)		$\beta$ (Collagen, water, and lipid)
	Low BMI	High BMI	Low BMI	High BMI
Epidermis	68.7	174	1.16	0.596
Dermis	45.3	54.3	1.29	0.344
Subcutis	15.4	19.7	0.680	1.28