Table 2.

Correlation among ACE2-RBD inhibiting antibody, SARS-CoV-2 specific IgG and microneutralization test results of the sera from 86 vaccinated donors.

Spearman Correlation Analysis		Microneutralization Test	ACE2-RBD Inhibiting Assay		Specific IgG Detection
		IC50 Titer	Antibody Concentration	Inhibition	S1-IgG Concentration	RBD-IgG Concentration	N-IgG Concentration
Microneutralization Test	IC50 Titer		0.7790	0.7792	0.7408	0.7322	0.4863
ACE2-RBD Inhibiting Assay	Antibody Concentration	0.779		1.0000	0.9411	0.9414	0.4674
	Inhibition	0.7792	1.0000		0.9412	0.9413	0.4674
Specific IgG Detection	S1-IgG Concentration	0.7408	0.9411	0.9412		0.9833	0.4952
	RBD-IgG Concentration	0.7322	0.9414	0.9413	0.9833		0.4776
	N-IgG Concentration	0.4863	0.4674	0.4674	0.4952	0.4776