. 2021 Oct 7;11:19980. doi: 10.1038/s41598-021-99529-w

Table 6.

MLRM output analysis.

Region	Interval (cm⁻¹)	Healthy		COVID-19
Region	Interval (cm⁻¹)	Output range	SD^a	Output range	SD^a
Amide I of proteins	1700–1600	0.62–1.39	0.06	0.95–2.15	0.09
IgG	1560–1464	0.44–1.46	0.07	0.94–2.28	0.10
IgM	1420–1289	0.49–1.53	0.12	0.79–2.37	0.14
IgM	1160–1028	0.25–1.86	0.21	0.81–3.63	0.32

^aStandard deviation.