Cohort profile: The BiCoVac cohort - a nationwide Danish cohort to assess short and long-term symptoms following COVID-19 vaccination.

ABSTRACT: BiCoVac is a population-based Danish cohort aiming to examine whether Coronavirus disease 2019 (COVID-19) vaccines are associated with non-specific symptoms beyond the specific protection of COVID-19. Data were collected by four questionnaire surveys between May 2021 and July 2022 and the questionnaire distribution was aligned with the Danish COVID-19 vaccination program. All surveys collected self-reported information on symptoms (e.g., headache, nausea, and fatigue). The baseline survey additionally gathered information on lifestyle and health. Survey data were combined with data from the Danish registers including information on COVID-19 vaccination and COVID-19 test results. A total of 911,613 (25% of all Danish citizens aged 16 to 65) were randomly sampled for the cohort and 252,401 i

SUBMITTER: Jensen CB 

PROVIDER: S-EPMC12018486 | biostudies-literature | 2025 Feb

REPOSITORIES: biostudies-literature