reduce resistance and benefit individual patients. Since the concept of AMS was first
introduced in the 1970s [1], guidelines were issued in 2007 and 2016 by the Infectious
Diseases Society of America (IDSA) and the Society for Healthcare Epidemiology of America
(SHEA)[2],[3]. A previous meta-analysis reported that there were limited data on AMS in the
Asia-Pacific region, including Japan [4]. In August 2017, the Japanese Society of …