Analysis of Emergency Department Visits According to Incidence of Covid-19

Analysis of Emergency Department Visits According to Incidence of Covid-19 in French Metropolis : a One-year Multicenter Observational Retrospective Study.

With lockdown, Emergency Departments (ED) visits decrease, principally for visits unrelated with Covid-19. In this study, the investigators aimed to find a correlation between ED visits and incidence rate of Covid-19 in a French metropolis.

All patients older than 18 years were included in 9 ED during 51 weeks. Patients transferred between the centers participating in the study were excluded.

The investigators count the number of visits per weeks, then the number of visits according to :

• reason for consultation Covid-like (cough, fever or dyspnea),
• reason for consultation with accordance to French Emergency Medicine Society (SFMU) reference
• diagnosis with accordance to SFMU reference
• orientation (home, medical unit, chirurgical unit, intensive care unit, psychiatric unit, death)

Pearson's correlation test compare incidence rate per week with this counts and admission rate.

Inclusion Criteria:

• patients over 18 years old

Exclusion Criteria:

• patient who are transferred between centers participating to the study.