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Table 2 Microbiological characteristics in the two groups

From: Percutaneous fine-needle aspiration for pyogenic liver abscess (3-6 cm): a two-center retrospective study

  Antibiotics (n = 52) PNA(n = 42)
Blood culture Blood culture Pus culture
Positive 5(20.0%) 11(34.4%) 29(76.3%)
Klebsiella pneumoniae 3 11 24
Streptococcus spp. 1 0 1a
Staphylococcus spp. 1 0 0
Pseudomonas aeruginosa 0 0 2
Escherichia coli 0 0 2
Clostridium difficile 0 0 1a
ESBL-Positive 1 3 9
Negative 20(80.0%) 21(65.6%) 9(23.7%)
Unavailableb 27 10 4
  1. aThere is one patient had polymicrobial infection with Streptococcus spp. and Clostridium difficile in the PNA group.
  2. bUnavailable was defined as blood culture or pus culture was not performed.
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