Underuse of primary healthcare in France during the COVID-19 epidemic in 2020 according to individual characteristics: a national observational study.

Background: The organization of healthcare systems changed significantly during the COVID-19 pandemic. The impact on the use of primary care during various key periods in 2020 has been little studied.

Methods: Using individual data from the national health database, we compared the numbers of people with at least one consultation, deaths, the total number of consultations for the population of mainland France (64.