Optical Method for Cardiovascular Risk Marker Uric Acid Removal Assessment during Dialysis

Table 4

Summary of achieved models.

Model for	a	𝑏1*𝑥1	𝑏2*𝑥2	𝑏3*𝑥3
original UV absorbance spectra at 294 nm (UVa_1WL)	−2.28	51.69*A294
original UV absorbance spectra at 294 and 312 nm (UVa_2WL)	−1.67	60.56*A294	−60.75*A312
original UV absorbance spectra at 294, 312 and 266 nm (UVa_3WL)	−1.55	75.38*A294	−62.27*A312	–7.36*A266
derivative spectra at 300 nm (UVd_1WL)	−1.44	−1038.84*D300
derivative spectra at 300 and 270 nm (UVd_2WL)	−2.12	−1111.09*D300	128.67*D270
derivative spectra at 300, 270 and 222 nm (UVd_3WL)	−3.56	−1128.73*D300	120.74*D270	−32.54*D222