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Table 3 Antimicrobial resistance among the most relevant aetiologies of community-onset bloodstream infections in community-acquired and healthcare-related episodes

From: Reappraisal of the outcome of healthcare-associated and community-acquired bacteramia: a prospective cohort study

  CA episodes HCA episodes P value
Escherichia coli N = 57 N = 71  
  Amoxicillin-clavulanic acid-resistant 9 (15.7) 9 (12.6) 0.61
  Cefotaxime-resistant1 5 (8.7) 6 (8.4) 0.94
  Ciprofloxacin-resistant 14 (24.5) 26 (36.6) 0.14
  Gentamycin-resistant 2 (3.5) 5 (7.0) 0.46
  Any resistance 15 (26.3) 25 (35.2) 0.33
Klebsiella spp. N = 12 N = 13  
  Amoxicillin-clavulanic acid-resistant 2 (16.6) 4 (30.7) 0.64
  Cefotaxime-resistant1 1 (8.3) 1 (7.6) 1.0
  Ciprofloxacin-resistant 0 1 (7.6) 1.0
  Gentamycin-resistant 0 2 (15.3) 0.48
  Any resistance 2 (16.6) 3 (23.0) 1.0
Pseudomonas aeruginosa N = 1 N = 13  
  Ceftazidime-resistant 0 1 (7.6) -
  Imipenem-resistant 0 2 (15.3) -
  Ciprofloxacin-resistant 0 2 (15.3) -
  Amikacin-resistant 0 0 -
Streptococcus pneumoniae N = 27 N = 11  
  Penicillin-resistant 2 (7.4) 5 (45.4) 0.01
  Erithromycin-resistant 2 (7.4) 1 (9.0) 0.56
  Levofloxacin-resistant 0 1 (9.0) 0.28
  Any resistance 2 (7.4) 5 (45.4) 0.01
Staphylococcus aureus N = 10 N = 22  
  Methicillin-resistant 0 6 (27.2) 0.14
  All isolates N = 1592 N = 2032  
  Any resistance 32 (20.1) 71 (34.9) 0.001
  Multi-drug resistance 10 (6.2) 22 (10.8) 0.18
  1. CA strict community-acquired episodes, HCA healthcare-associated episodes.
  2. 1 all of them were ESBL producers. 2 10 and 11 episodes, respectively, were polymicrobials.