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. 2023 Jun 3;22:101330. doi: 10.1016/j.cegh.2023.101330

Table 6.

Correlation between IgG spike protein and vaccines variables.

No. of vaccines (N = 172) No. of Pfizer-BioNTech's vaccines (N = 91) Time from last vaccination (N = 172)
IgG spike protein(r) .378 .445 −.260
p <.001 <.001 .001