Table 2. CARS data sets tested in this study.

Patient Code	Healthy / disease severity	Number of spectra
H333	Healthy	10
H418	Healthy	9
H433	Healthy	8
H438	Healthy	9
H345	Moderate	10
H368	Moderate	12
H369	Moderate	10
H378	Moderate	11
H350	Severe	10
H373	Severe	12
H409	Severe	11
H415	Severe	10