Table 3.

Spearman correlation between neutralization and anti-S IgG titre at T12.

	Rs MNT-BA/Anti-S IgG*	P VALUE	Rs MNT-B/Anti-S IgG*	P VALUE
Overall	0.465	0	0.468	0
Male	0.363	0.045	0.275	0.134
Female	0.507	0.001	0.535	0
>65 years	0.381	0.026	0.3	0.085
≤65 years	0.672	0	0.713	0
Anti-N IgG POS	0.585	0	0.533	0.001
Anti-N IgG NEG	0.361	0.031	0.368	0.027

*Spearman’s rank correlation coefficient of the correlation between microneutralization titers (MNT) and Anti-S IgG at T12.