Spectrum-Effect Relationship between HPLC Fingerprints and Antioxidant Activity of Yangyin Tongnao Prescription

Table 6

Sample similarity analysis.

	S1	S2	S3	S4	S5	S6	S7	S8	S9	Control
S1	1	0.907	0.951	0.942	0.944	0.947	0.943	0.942	0.941	0.957
S2	0.907	1	0.956	0.954	0.954	0.955	0.953	0.952	0.952	0.964
S3	0.951	0.956	1	0.998	0.999	0.999	0.997	0.996	0.996	0.998
S4	0.942	0.954	0.998	1	1	0.999	0.999	0.998	0.998	0.998
S5	0.944	0.954	0.999	1	1	1	0.999	0.999	0.999	0.998
S6	0.947	0.955	0.999	0.999	1	1	0.999	0.999	0.998	0.999
S7	0.943	0.953	0.997	0.999	0.999	0.999	1	1	1	0.998
S8	0.942	0.952	0.996	0.998	0.999	0.999	1	1	1	0.997
S9	0.941	0.952	0.996	0.998	0.999	0.998	1	1	1	0.997
Control	0.957	0.964	0.998	0.998	0.998	0.999	0.998	0.997	0.997	1

This analysis was carried out with the software “Similarity Evaluation System for Chromatographic Fingerprint of Traditional Chinese Medicine.”