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. Author manuscript; available in PMC: 2019 Nov 29.
Published in final edited form as: Vaccine. 2018 Nov 3;36(50):7618–7624. doi: 10.1016/j.vaccine.2018.10.091

Table 1:

Median and 80% upper limit of normal reference values for J8 antibody concentrations, by age group.

Age group (years) Number of subjects Median 80% upper limit of normal
1–4 44 1.2 2.4
5–14 186 3.4 7.3
15–24 50 2.7 7.2
25–34 51 1.8 5.4
35–49 50 1.2 3.4
>50 43 1.1 2.3