Funding for this research was provided by:
DARES of the French ministry of labour (2018/037)
Received: 24 January 2020
Accepted: 1 June 2020
First Online: 9 June 2020
Ethics approval and consent to participate
: The survey was approved by French ethics committees (CNIL no 2015–079 and CNIS no 2015X073TV). All people who were included in the sample agreed to participate in the survey and signed the informed consent form.
: Not applicable.
: The authors declare that they have no competing interests. Isabelle Niedhammer is a Section Editor for BMC Public Health but had no role in the editorial process.