Table 2.

Antibody titers among preterm, late-preterm and full term mothers and infants.

	Anti-gM/gN titers	Anti-gB titers	p-value *
Maternal
Preterm (PT)	200 [100–400]	1,600 [1,600–3,200]	p = 0.0006
Late-preterm (LPT)	300 [100–800]	1,600 [800–12,800]	p < 0.0001
Full-term (FT)	200 [100–800]	3,200 [200–12,800]	p < 0.0001
p-value **	p = 0.0496	p = 0.6044 (n.s.)
Infant
Preterm (PT)	100 [0–100]	800 [800–1,600]	p = 0.0006
Late-preterm (LPT)	200 [100–400]	1,600 [400–12,800]	p < 0.0001
Full-term (FT)	200 [100–800]	3,200 [400–12,800]	p < 0.0001
p-value **	p = 0.0145	p = 0.0046

All titers shown as median [min-max].

n.s., not significant.

^* Mann-Whitney U test.

^**Kruskal-Wallis test.