Table 1 Sample size and classification of samples according to their biological origin and ELISA results.

From: Agreement between commercially available ELISA and in-house Luminex SARS-CoV-2 antibody immunoassays

 

Mother (N = 241)

Cord (N = 42)

Total (N = 283)

IgG−, IgA/M−

23

0

23

IgG+, IgA/M+

23

3

26

IgG−, IgA/M+

120

0

120

IgG+, IgA/M−

2

0

2

Prepandemic

73

39

112