Skip to main content

Advertisement

Table 2 Sterile sitea bacterial coinfections among adults hospitalized with laboratory-confirmed influenza with and without pneumonia, Emerging Infections Program, 2005–2008 (n = 129)

From: Pneumonia among adults hospitalized with laboratory-confirmed seasonal influenza virus infection—United States, 2005–2008

Pathogen Patients with pneumonia n = 61; no. (%) Patients without pneumonia n = 68; no. (%)
Streptococcus pneumoniae 17 (28) 6 (9)
Group A streptococcus 4 (7) 3 (4)
Haemophilus influenzae 1 (2) 0
Neisseria meningitidis 1 (2) 0
Staphylococcus aureus 28 (46) 30 (44)
MRSA 15 14
MSSA 10 16
Unknown 3 (5) 0
Gram negative rodsb 3 (5) 10 (15)
Other streptococcic 4 (7) 8 (12)
Other pathogensd 2 (3) 5 (7)
Unknown pathogens 1 (2) 6 (9)
  1. Information on the presence of select bacterial infections was available only for patients who had a positive culture
  2. aSterile site infections included the following: 118 (91 %) obtained from blood; 3 (2 %) obtained from CSF; 4 (3 %) obtained from pleural fluid; 4 (3 %) obtained from biopsy tissue
  3. bGram negative rods include: Escherichia coli, Acinetobacter baumanii, Enterobacter cloacae, Klebsiella pneumoniae, Proteus mirabilis and Pseudomonas aeruginosa
  4. cOther streptococcus species include: agalactiae, group G streptococcus, oralis, mitis, parasanguinis, salivarus, viridians group streptococci
  5. dOther pathogens include: Aerococcus viridans, Enterococcus faecium, Propionibacterium acnes, Clostridium perfringens, Corynebacterium striatum, Staphylococcus hominis