Fig. 2

Main characteristics of selected studies about factors associated with antibiotic use (n = 57)
DCE, Discrete Choice Experiment; UK, United Kingdom; USA, United States of America.
* One study included data from the USA and from Canada and one study included data from the USA and the Netherlands.
†Last year of data collection.
‡ All in all, 32 studies investigated resident-level factors, 32 facility-level factors, and 8 prescriber-level factors.