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Table 2 Microorganisms detected in sepsis patients with PCR-ST alone, blood culture alone or detected with both methods

From: A prospective multicenter evaluation of direct molecular detection of blood stream infection from a clinical perspective

True, probable and possible bacteremia

 

PCR-ST

BC

both

Monomicrobial

  Staphylococcus aureus

3

1

1

 Coagulase negative Staphylococci (CoNS)

2

3

5a

  Staphylococcus spp.

1

0

1

  Enterococcus spp.

1

3

3b

  Streptococcus pneumoniae

1

0

0

  Escherichia coli

1

1

0

  Klebsiella oxytoca

0

0

1

  Candida albicans

1

1

0

Polymicrobialc

5

1

0

Questionable bacteremia

 

PCR-ST

BC

 

Monomicrobial

   

 Coagulase negative Staphylococci

5

20

 

  Staphylococcus spp.

3

0

 

  Propionibacterium spp.

0

2

 

  Streptococcus spp.

4

0

 

  Enterococcus spp.

1

0

 

  Lactococcus lactis

1

0

 

  Rickettsia symbiont

1

0

 

  Corynebacterium spp.

1

0

 

Polymicrobialc

5

0

 
 

PCR-ST

BC

both

Total

36

32

11

  1. Abbreviations: PCR-ST polymerase chain reaction with SepsiTestâ„¢, BC blood culture, spp. species
  2. aone sample contained CoNS in blood culture and CoNS + Corynebacterium in PCR-ST
  3. bone sample contained Enterococcus faecalis in blood culture and Enterococcus + Streptococcus spp in PCR-ST
  4. cfor microorganisms detected in polymicrobial samples, see Table 3
  5. In total 236 samples were analyzed of which 79 were positive in one or both methods. Results are presented by likelihood of bacteremia, true/probable/possible versus questionable bacteremia