Fig. 5: Comparison of unadjusted, age- and sex-adjusted seroprevalences as well as corrected seroprevalences.

a Comparison of results obtained with Roche-Ig, Abbott-IgG and Euroimmun-IgG assays. b Sex- and age-adjusted seroprevalence data of males and females. c Seroprevalences of males and females corrected for sensitivity and specificity. For correction, validation data from PEI were used (Table 1)16. 95% confidence intervals are shown in Supplementary Table 6.