Fig. 1

Flowchart of BSI episodes and classification of BSI by location of acquisition. Classification based on the first isolate during hospitalization. HABSI: Hospital-acquired bloodstream infection; CABSI: Community-acquired bloodstream infection. a Contaminant episodes included 22 episodes of B. cepacia, 25 episodes of Alcaligenes spp., 7 episodes of viridans group streptococci, 8 episodes of Ralstonia picketii, 6 episodes of Pseudomonas species (P. fluorescens, P. putida and P. stutzeri) 4 episodes of Chryseobacterium spp., 3 episodes of S. maltophilia, 3 episodes of Serratia marcescens, 3 episodes of Ochrobactrum antrhopi, 2 episodes of Sphingomonas paucimobilis, 1 episode of each E. coli, K. pneumonia, Corynebacterium spp. and Chryseomonas luteola