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Table 2 Microorganisms identified in patients admitted with hemodialysis-associated pneumonia

From: Proposed risk factors for infection with multidrug-resistant pathogens in hemodialysis patients hospitalized with pneumonia

Microorganismsa

No. of patients (%)

Identified microorganismsb

Gram-positive bacteria

53 (50.4%)

Streptococcus pneumoniae

10 (9.5%)

Staphylococcus aureus

17 (16.1%)

  MSSA

7 (6.6%)

  MRSA

10 (9.5%)

Gram-negative bacteria

 

Pseudomonas aeruginosa

7 (6.6%)

Haemophilus influenza

0 (0%)

Klebsiella pneumoniae

11 (10.4%)

  ESBL (+)

3 (2.8%)

  ESBL (−)

8 (7.6%)

Acinetobacter baumannii

6 (5.7%)

Stenotrophomonas maltophilia

1 (0.9%)

Mycoplasma pneumonia

2 (1.9%)

 Other gram-negative speciesc

5 (4.7%)

Polymicrobial pathogens

8 (7.6%)

Multidrug-resistant pathogensd

24 (22.8%)

  1. Data are presented as number (%)
  2. HDAP: hemodialysis-associated pneumonia; MSSA: methicillin-sensitive Staphylococcus aureus; MRSA: methicillin-resistant Staphylococcus aureus
  3. aAllowed for overlap
  4. bOne or more pathogens may be listed
  5. cOther gram-negative species include Escherichia coli, Enterobacter species, Serratia marcescens, and Legionella pneumophilia
  6. dMultidrug-resistant pathogens include Methicillin-resistant Staphylococcus aureus (MRSA), Pseudomonas species, Acinetobacter species, Stenotrophomonas maltophilia, and extended-spectrum β-lactamase (ESBL)-producing Enterobacteriaceae