Repartition of active prescribing, active non-prescribing, and retired physicians within the groups of SFA members who were not invited to participate in the survey, who were invited but did not respond, and who were invited and participated.

Among 484 physicians invited to participate by email, 302 responded (i.e., 62.4%). Among the 498 active prescribers belonging to the SFA, 296 participated in the survey (i.e., 59.4% of all active prescribers).