SARS-CoV-2 seroprevalence study in Lambayeque, Peru. June-July 2020.

Background: Estimating the cumulative prevalence of SARS-COV-2 will help to understand the epidemic, contagion, and immunity to COVID-19 in vulnerable populations. The objective is to determine the extent of infection in the general population and the cumulative incidence by age group.

Methods: It was carried out with a longitudinal analytical study, in the population of the Lambayeque region, located in the north of Peru.