Table 3.

Maternal and neonatal serum SARS‐CoV‐2 Spike‐specific antibodies

Maternal serum, Spike‐specific antibodies (n = 143)	Neonatal serum, Spike‐specific antibodies (n = 143)
IgG negative, IgM negative (n = 72)	IgG negative, IgM negative (n = 68)
	IgG positive, IgM negative (n = 3)
	IgG negative, IgM positive (n = 1)
IgG negative, IgM positive (n = 8)	IgG negative, IgM negative (n = 6)
	IgG positive, IgM negative (n = 2)
IgG positive, IgM positive (n = 17)	IgG positive, IgM negative (n = 11)
	IgG negative, IgM negative (n = 5)
	IgG positive, IgM positive (n = 1)
IgG positive, IgM negative (n = 46)	IgG positive, IgM negative (n = 36)
	IgG negative, IgM negative (n = 10)