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Table 1 Distribution of organisms isolated from aspirates of 1481 patients with lactational breast abscess at Haidian Maternal and Child Health Hospital, Beijing from January 2014 to February 2017

From: Clinical characteristics of lactational breast abscess caused by methicillin-resistant Staphylococcus aureus: hospital-based study in China

Organism isolateda

Number

Detection rate

No pathogenic bacteria

197

13.3%

Staphylococcus aureus

1222

82.5%

 MSSAb

962

65.0%

 MRSAc

260

17.6%

Staphylococcus epidermidis

20

1.4%

Streptococcus mitis

8

0.5%

Streptococcus sanguinis

5

0.3%

Staphylococcus intermedia

4

0.3%

Streptococcus salivarius

4

0.3%

Streptococcus pyogenes

3

0.2%

a-hemolytic streptococcus

2

0.1%

Streptococcus agalactiae

2

0.1%

Staphylococcus haemolyticus

2

0.1%

Candida albicans

1

0.07%

Escherichia coli

1

0.07%

Klebsiella pneumoniae

1

0.07%

Streptococcus pneumoniae

1

0.07%

Enterococcus faecalis

1

0.07%

Streptococcus pharyngitis

1

0.07%

Staphylococcus cephalus

1

0.07%

Pseudomonas aeruginosa

1

0.07%

Staphylococcus sciuri

1

0.07%

Lactococcus Lactis

1

0.07%

Acinetobacter lwoffii

1

0.07%

  1. a. Some aspirates from patients had more than one organism isolated, but only the pathogenic bacteria are reported (Staphylococcus epidermidis only reported if no other organism isolated)
  2. b. MSSA methicillin-susceptible Staphylococcus aureus
  3. c. MRSA methicillin-resistant Staphylococcus aureus