… prevalence of anti-SARS-CoV-2 IgG antibody positivity. … the first to demonstrate a decline
in population prevalence of detectable IgG antibodies following a peak in SARS-CoV-2 infection…

… infection and vaccination. We describe the distribution of … -2), a cross-sectional random
community survey of adults in … in antibody prevalence after the first wave of COVID-19 in …

… a decline in positivity to 4.4% which we attribute to waning antibody levels.[7] … in England
from June through to September 2020 after the first peak of infections, the antibody prevalence …

… Primary endpoints were prevalence and cumulative incidence of antibody positivity,
which … according to local prevalence of infection. The largest of these studies was a cross-sectional …

… positivity in England. Random population samples of … the first peak of infection in
England: Serial cross-sectional studies of 365,000 adults. Lancet Reg Health Eur 4, 100098 (…

… sampled between 14 and 120 days from NAAT positivity), … of the IgA response following
SARS-CoV-2 infection, as well as … that of other wards, consistent with other UK studies 5, 6, 35 . …

… We obtained random cross-sectional samples of adults from the … and distribution of
SARS-CoV-2 infections during the first and … in population antibody positivity following the first wave …

… Further, IgG antibody positivity using self-administered LFIAs … Here we follow up data from
adults who took part in the final … 10 and negativity following vaccination or infection may be a …

… the duration of antibody responses following the maximum observed … The incidence of
coronavirus disease 2019 (COVID-19) in … Our findings contrast with the repeated cross-sectional …

… cross-sectional population samples, we confirmed a consistent pattern in antibody responses
to vaccination, with antibody positivity … previous SARS-CoV-2 infection and higher antibody …