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Table 2 Bacteria isolated from cerebrospinal fluid (N = 90)

From: Prevalence and antibiotic resistance of bacteria isolated from the cerebrospinal fluid of neurosurgical patients at Peking Union Medical College Hospital

Organism n (%)
Gram-positive bacteria 51 (56)
 Coagulase-negative staphylococcia 30 (33)
Enterococcus faecalis 8 (8.9)
Staphylococcus aureus 7 (7.8)
 Othersc 6 (6.7)
Gram-negative bacteria 36 (40)
Acinetobacter spp.b 16 (17.8)
Pseudomonas aeruginosa 6 (6.7)
Klebsiella pneumoniae 5 (5.6)
Enterobacter aerogenes 3 (4)
Enterobacter cloacae 2 (2.2)
 Othersd 4 (4.4)
Eumycetes 3 (4)
Candida albicans 2 (2.2)
Cryptococcus neoformans 1 (1.1)
  1. aStaphylococcus epidermidis (n = 9), Staphylococcus haemolyticus (n = 5), Staphylococcus capitis (n = 4), Staphylococcus warneri (n = 3), Staphylococcus hominis (n = 3), Staphylococcus sciuri (n = 1), Staphylococcus saprophyticus (n = 1) and other unidentified coagulase-negative staphylococci (n = 4)
  2. bAcinetobacter baumannii (n = 14). Acinetobacter lwoffii (n = 1), Acinetobacter pittii (n = 1)
  3. cGram-positive organisms: Aerococcus (n = 2), Corynebacterium striatum (n = 2), Streptococcus pneumonia (n = 2)
  4. dGram-negative organisms: Brevundimonas diminuta (n = 1), Escherichia coli (n = 1), Bordetella Moreno-Lopez (n = 1), Serratia marcescens (n = 1)