. 2021 Feb 19;52(5):949–958. doi: 10.1002/jrs.6080

TABLE 3.

Results of 20 samples for the independent verification

Individual spectra predictions
Sample #	Predicted class			External validation results
Sample #	COVID‐19	Suspected	Healthy control	Sample #	Predicted class	True class
1	2771	/	529	1	COVID‐19	COVID‐19
2	2570	/	730	2	COVID‐19	COVID‐19
3	2642	/	658	3	COVID‐19	COVID‐19
4	2424	/	876	4	COVID‐19	COVID‐19
5	2631	/	669	5	COVID‐19	COVID‐19
6 ^a	3300	0	/	6 ^a	COVID‐19	COVID‐19
7 ^a	3271	29	/	7 ^a	COVID‐19	COVID‐19
8 ^a	3300	0	/	8 ^a	COVID‐19	COVID‐19
9 ^a	2811	489	/	9 ^a	COVID‐19	COVID‐19
10 ^a	3300	0	/	10 ^a	COVID‐19	COVID‐19
11 ^a	76	3224	/	11 ^a	Suspected	Suspected
12 ^a	196	3104	/	12 ^a	Suspected	Suspected
13 ^a	891	2409	/	13 ^a	Suspected	Suspected
14 ^a	93	3207	/	14 ^a	Suspected	Suspected
15 ^a	1229	2071	/	15 ^a	Suspected	Suspected
16	/	5	3295	16	Healthy controls	Healthy controls
17	/	115	3185	17	Healthy controls	Healthy controls
18	/	0	3300	18	Healthy controls	Healthy controls
19	/	0	3300	19	Healthy controls	Healthy controls
20	/	16	3284	20	Healthy controls	Healthy controls

^{^a}

Symptomatic.