Table 1.

Detection of immunoglobulins anti-N in the three subgroups of patients. Values have been calculated by average and standard deviation.

		Ig anti-N	Results
Pfizer- BioNTech	Covid	152 ± 39	Positive
	Asymptomatic	3.89 ± 0.73	Positive
	No Covid	0.107 ± 0.05	Negative
Astrazeneca	Covid	189 ± 42	Positive
	Asymptomatic	4.54 ± 0.69	Positive
	No Covid	0.087 ± 0.06	Negative

Negative < 1.

Positive > 1.