Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The absorption coefficients, the fluence ratio, the hemoglobin concentrations, and the sO2 quantified from two optical wavelength measurements.
| μa(λ1) (cm−1) |
μa(λ2) (cm−1) |
F(λ2)/F(λ1) | [HbT] (g/L) |
[HbO2] (g/L) |
[HbR] (g/L) |
sO2 | sO2a | |
|---|---|---|---|---|---|---|---|---|
| V1 (Artery) | 143±3 | 188±4 | 0.96±0.01 | 110.6±8.1 | 106.2±4.3 | 4.4±3.8 | 0.96±0.04 | 0.88 |
| V2 (Vein) | 159±4 | 186±5 | 0.96±0.01 | 110.2±9.2 | 77.1±4.9 | 33.1±4.3 | 0.70±0.07 | 0.62 |
With F(λ2)/F(λ1) = 1
