Table 3.

PCA-LDA classification of eight different cell-derived exosomes by the 940–1100 cm⁻¹ region.

Sample	Prediction Group								Total
	M231	MCF7	M10A	EC109	EC9706	Kyse150	HepG2	L02
M231	35	0	0	0	0	0	0	0	35
MCF7	0	35	0	0	0	0	0	0	35
M10A	0	0	35	0	0	0	0	0	35
EC109	0	0	0	29	2	4	0	0	35
EC9706	0	0	0	5	26	0	2	0	33
Kyse150	1	0	0	2	4	29	0	0	36
HepG2	1	0	0	0	0	2	32	0	35
L02	1	0	0	0	1	0	2	31	35