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Table 1 Lists of Gram-positive anaerobes (GPA) s identified in blood cultures using MALDI-TOF MS (2016–2018) and conventional phenotypic method (2013–2015)

From: Clinical characteristics of bloodstream infection by Parvimonas micra: retrospective case series and literature review

2016–2018

Number (%)

2013–2015

Number (%)

Identified GPA at species level

 

Identified GPA at species level

 

Clostridium perfringens

23 (18.3)

Clostridium perfringens

26 (37.1)

Parvimonas micra

22 (17.5)

Anaerococcus prevotii

6 (8.6)

Eggerthella lenta

12 (9.5)

Clostridium innocuum

2 (2.9)

Clostridium ramosum

5 (4.0)

Eubacterium limosum

2 (2.9)

Bifidobacterium breve

5 (4.0)

Anaerococcus tetradius

1 (1.4)

Actinomyces neuii

4 (3.2)

Clostridium butyricum

1 (1.4)

Lactobacillus rhamnosus

3 (2.4)

Clostridium septicum

1 (1.4)

Actinomyces oris

2 (1.6)

Clostridium sporogenes

1 (1.4)

Brevibacterium ravenspurgense

2 (1.6)

Clostridium subterminale

1 (1.4)

Clostridium clostridioforme

2 (1.6)

Eggerthella lenta

1 (1.4)

Eubacterium limosum

2 (1.6)

Paraclostridium bifermentans

1 (1.4)

Lactobacillus fermentum

2 (1.6)

Parvimonas micra

1 (1.4)

Lactobacillus paracasei

2 (1.6)

  

Actinomyces meyeri

1 (0.7)

  

Actinomyces odontolyticus

1 (0.7)

  

Actinomyces turicensis

1 (0.7)

  

Actinotignum schaalii

1 (0.7)

  

Bifidobacterium adolescentis

1 (0.7)

  

Bifidobacterium dentium

1 (0.7)

  

Bifidobacterium longum

1 (0.7)

  

Brevibacillus brevis

1 (0.7)

  

Clostridioides difficile

1 (0.7)

  

Clostridium bifermentans

1 (0.7)

  

Clostridium butyricum

1 (0.7)

  

Clostridium innocuum

1 (0.7)

  

Clostridium paraputrificum

1 (0.7)

  

Clostridium septicum

1 (0.7)

  

Clostridium symbiosum

1 (0.7)

  

Hungatella hathewayi

1 (0.7)

  

Lactobacillus gasseri

1 (0.7)

  

Lactobacillus salivarius

1 (0.7)

  

Paraclostridium bifermentans

1 (0.7)

  

Unidentified GPA at species level

 

Unidentified GPA at species level

 

 Undetermined anaerobic gram positive cocci

18 (14.3)

Undetermined anaerobic gram positive cocci

14 (20.0)

Clostridium species

2 (1.6)

Undetermined anaerobic gram positive rod

3 (4.3)

 Undetermined anaerobic gram positive rod

1 (0.7)

Propionibacterium species

3 (4.3)

  

Clostridium species

3 (4.3)

  

Peptostreptococcus species

2 (2.9)

  

Lactobacillus species

1 (1.4)

Total

126

Total

70