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Table 4 Biochemical components allowing for the most accurate classification of the GControl and GPre groups and corresponding to peak wavenumbers of FT-IR bands to which these components were assigned

From: Machine learning combined with infrared spectroscopy for detection of hypertension pregnancy: towards newborn and pregnant blood analysis

Peak (cm1)

Assignment

981

vPO2- from proteins, DNA, RNA

1083

Symmetric PO2-

1104

Symmetric streching of P-O-C bonds

1544

Amide II bands

1657

Amide I (vC = O, δC-N, δN-H)