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Table 3 The occurence of the pathogens of the late-onset BSI, diagnosed >72 hours after delivery (2009-2011)

From: Late-onset bloodstream infections of Very-Low-Birth-Weight infants: data from the Polish Neonatology Surveillance Network in 2009–2011

  CVC-BSI [N = 208] PVC-BSI [N = 74] All LO-BSI Fatal cases No./ fatal care rate
No/%
Gram-positive microorganisms 180 81.8 54 72.0 304 77.0  
CNS 143 65.0 41 54.7 247 62.5 6 / 2.4%
Staphylococcus aureus 18 8.2 7 9.3 31 7.8 1 / 3.2%
Enterococcus spp./Streptococcus spp 19 8.6 6 8.0 26 6.6 1 / 3.8%
Gram-negative microorganisms 32 14.5 17 22.7 73 18.5  
Escherichia coli 12 5.5 5 6.7 26 6.6 4 / 15.4%
Klebsiella spp. 11 5.0 9 12.0 27 6.8 3 / 11.1%
Enterobacter spp. 3 1.4 2 2.7 8 2.0  
Enterobacteriaceae other 1 0.5 1 1.3 4 1.0 2 / 50%
Acinetobacter baumanii 0 0.0 1 1.3 3 0.8  
Pseudomonas aeruginosa 5 2.3 0 0.0 5 1.3 4 / 80%
Yeats 8 3,6 3 4.0 15 3.8 1 / 6.7%
Others 0 0.0 1 1.3 3 0.8  
Total* 220 100.0 76 100.0 395 100.0  
  1. Legend:* Total microbial etiological factors is greater than the number of LO-BSI confirmed microbiologically by a mixed culture found in several infections.
  2. LO-BSI – late onset bloodstream infections, CVC-BSI – Central Venous Catheter-Associated BSI, PVC-BSI Peripheral Venous Catheter-Associated BSI; CNS – Coagulase-negative staphylococci.