Risk factors and titers of COVID-19 infection in a longitudinal statewide seroepidemiology cohort.

ABSTRACT:

Background

Virginia is a large state in the USA, yet it remains unclear what percentage of the population has had natural COVID-19 infection and whether risk factors for infection have changed over time.

Methods

Using a longitudinal cohort, from December 2021-July 2022 we performed follow up serology and a questionnaire on 784 individuals from across Virginia who had previously participated in a statewide COVID-19 seroepidemiology study in 2020. Children were also invited to participate and an additional 62 children also completed the study. Serology was performed using Roche nucleocapsid and spike serological assays.

Results

The majority of participants were white (78.6%), over 50 years old (60.9%), and reported having received COVID-19 vaccine (93.4%). 28.6% had evi

SUBMITTER: Rogawski McQuade ET 

PROVIDER: S-EPMC10565985 | biostudies-literature | 2023 Oct

REPOSITORIES: biostudies-literature