Table 2

Comparison of reported and seroprevalence-derived expected number of infections

CountrySeroprevalence estimate, % (95% CI)Infections reported 15 days prior to end of blood sample collection (n)Seroprevalence-derived expected number of infectionsSeroprevalence-derived expected number of infections (lower CI)Seroprevalence-derived expected number of infections (upper CI)Ratio of reported infections to seroprevalence-derived number of infections
Spain94.6 (4.3 to 5.0)210 6232 159 1052 018 2942 346 8530.10
Luxembourg121.97 (1.25 to 2.69)355012 097768516 5080.29
Faroe Islands70.6 (0.2 to 1.2)184292975840.63
Belgium114.5 (3.7 to 5.4)60 854515 498423 854618 5980.12