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Table 1 Incidence of pathogens isolated from ICU patients by country (%)

From: Emerging resistance among bacterial pathogens in the intensive care unit – a European and North American Surveillance study (2000–2002)

United States Canada Italy Germany France
Organism Incidence (%) Organism Incidence (%) Organism Incidence (%) Organism Incidence (%) Organism Incidence (%)
S. aureus a 20.2 S. aureus a 17.4 P. aeruginosa 22.3 CNS 16.4 S. aureus 1 17.2
CNSb 15.9 CNS 16.1 CNS 18.7 S. aureus a 13.6 CNS 16.7
P. aeruginosa 13.1 E. coli 12.6 S. aureus a 18.1 E. coli 12.3 E. coli 15.5
E. coli 9.2 P. aeruginosa 11.3 E. coli 7.7 P. aeruginosa 10.8 P. aeruginosa 13.8
K. pneumoniae 5.8 Enterococcus spp 7.6 E. faecalis 3.9 Enterococcus spp 7.4 S. pneumoniae 3.3
Enterococcus spp 5.4 K. pneumoniae 5.5 K. pneumoniae 3.5 K. pneumoniae 5.4 E. cloacae 3.3
E. cloacae 4.3 E. cloacae 4.2 Enterococcus spp 3.3 E. cloacae 4.7 E. faecalis 3.0
E. faecalis 3.7 S. marcenscens 2.5 E. cloacae 2.6 E. faecalis 4.3 K. pneumoniae 2.7
S. marcescens 2.7 H. influenzae 2.1 S. marcescens 2.2 P. mirabilis 2.6 P. mirabilis 2.5
A. baumanii 2.6 E. faecalis 2.1 P. mirabilis 1.9 K. oxytoca 2.4 Enterococcus spp 2.3
Enterobacteriaceaec (all species combined) 29.5 Enterobacteriaceae (all species combined) 33.0 Enterobacteriaceae (all species combined) 30.2 Enterobacteriaceae (all species combined) 36.0 Enterobacteriaceae (all species combined) 32.1
Total (n) 26,624 Total (n) 54,445 Total (n) 34,609 Total (n) 48,385 Total (n) 62,459
  1. aProportion of S. aureus testing as MRSA was USA (52.3%), Canada (19.7%), Italy (59.4%), Germany (21.0%), and France (40.6%) bCNS = Coagulase-negative staphylococci cEnterobacteriaceae includes all species of genera occurring at >0.1%