Population-based study of the durability of humoral immunity after SARS-CoV-2 infection.

positive coefficient for the covariate “age”; Table 3 , Supplementary Table 3 ): for most assays, this was highly significant (P age <0.001) and significant for S RBD IgG AI (P age =0.008); coefficients for age were positive, but not significant for N Elecsys Ig, S RBD IgM, N NTD IgG AI, N CTD IgG AI, or S ecto IgG AI (P age =0.066, 0.014, 0.012, 0.332, 0.028, respectively).

also in 132,142 other papers