Incidence and risk factors of COVID-19-like symptoms in the French general population during the lockdown period: a multi-cohort study.

ABSTRACT:

Background

Our main objectives were to estimate the incidence of illnesses presumably caused by SARS-CoV-2 infection during the lockdown period and to identify the associated risk factors.

Methods

Participants from 3 adult cohorts in the general population in France were invited to participate in a survey on COVID-19. The main outcome was COVID-19-Like Symptoms (CLS), defined as a sudden onset of cough, fever, dyspnea, ageusia and/or anosmia, that lasted more than 3 days and occurred during the 17 days before the survey. We used delayed-entry Cox models to identify associated factors.

Results

Between April 2, 2020 and May 12, 2020, 279,478 participants were invited, 116,903 validated the questionnaire and 106,848 were included in the analysis. Three thousand thirty-fi

SUBMITTER: Carrat F 

PROVIDER: S-EPMC7875161 | biostudies-literature | 2021 Feb

REPOSITORIES: biostudies-literature