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Table 2 Microorganisms responsible for the central line-associated bloodstream infections during the three study periods

From: Implementation of central line-associated bloodstream infection prevention bundles in a surgical intensive care unit using peer tutoring

Organisms Pre-intervention During intervention Post-intervention
(9 m, n = 12) (6 m, n = 3) (9 m, n = 3)
Gram-positive bacteria
Staphylococcus aureusv 1a · ·
 Coagulase-negative staphylococci 2a · 1
 viridans streptococci 1 · ·
Enterococcus species 4 · ·
Corynebacterium species   1  
Gram-negative bacteria
Acinetobactera baumannii 4a · ·
Pseudomonas aeruginosa 1 · ·
Stenotrophomonas maltophilia 1 · ·
Fungi
Candida albicans · 2 1
Candida parapsilosis · · 1
  1. aTwo cases were polymicrobial with A. baumannii + S. aureus and A. baumannii + coagulase-negative staphylococci, respectively