Seroprevalence of antibodies to SARS-CoV-2 in 10 sites in the United States, March 23-May 12, 2020

FP Havers, C Reed, T Lim, JM Montgomery… - JAMA internal …, 2020 - jamanetwork.com
Importance Reported cases of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-
2) infection likely underestimate the prevalence of infection in affected communities. Large-
scale seroprevalence studies provide better estimates of the proportion of the population
previously infected. Objective To estimate prevalence of SARS-CoV-2 antibodies in
convenience samples from several geographic sites in the US. Design, Setting, and
Participants This cross-sectional study performed serologic testing on a convenience …