Table 6.

Intra-assay Pearson correlations for H3N2 vaccine strains.

IgG (μg/ml)	14_D0	14_D21	15_D0	15_D21	16_D0
14_D21	0.66
15_D0	0.57	0.27
15_D21	0.38	0.22	0.49
16_D0	0.66	0.40	0.64	0.48
16_D21	0.56	0.35	0.50	0.53	0.72

N = 59, 24 young and 35 elderly; All values are significantly different from 0, p < 0.05, unless if highlighted in red.