The “Point prevalence survey of healthcare associated infections and antimicrobial use in European acute care hospitals” protocol adopts the following definition of Bloodstream Infection (BSI).
Laboratory-confirmed bloodstream infection (BSI):
Skin contaminants are considered: coagulase-negative staphylococci (including S. epidermidis), Micrococcus spp., Propionibacterium acnes, Bacillus spp., Corynebacterium spp.
Sources of bloodstream infection are considered:
Link to European IC/HH Core Competencies
Area 3. Surveillance and investigation of healthcare associated infection (HAI)
Horan TC, Emori TG. Definitions of keyterms used in the NNIS system. AJIC AM J of Infect Control 1997;25:112-6