. 2021 Jan 15;12(2):907–925. doi: 10.1364/BOE.412088

Table 1. Optical properties of a homogeneous and multi-layered neonatal head mesh set in three different NIRFAST simulation models. WF is water fraction, c_HbO2 is HbO₂ concentration, c_HHb is HHb concentration, a and b describe the wavelength dependence of scattering; µ_s’ = a(λ/1000)^-b.

		WF	c_HbO2	c_HHb	a	b	StO₂
Model	Layer	[%]	[µM]	[µM]	[mm^-1]	[-]	[%]
1	all	0	55.0	29.5	0.5	1.7	65.1

2	ECT	0	43.8	15.7	0.7	0.9	73.6
	CSF	0	0	0	0.3	∼ 0	0
	GM	0	55.0	29.5	0.5	1.7	65.1
	WM	0	67.0	20.9	0.8	1.3	76.2

3	ECT	30	48.2	17.3	0.7	0.8	73.6
	CSF	99	0	0	0.3	∼ 0	0
	GM	80	60.5	32.5	0.5	1.6	65.1
	WM	80	73.7	23.0	0.7	1.2	76.2

Table 1. Optical properties of a homogeneous and multi-layered neonatal head mesh set in three different NIRFAST simulation models. WF is water fraction, cHbO2 is HbO2 concentration, cHHb is HHb concentration, a and b describe the wavelength dependence of scattering; µs’ = a(λ/1000)-b.