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Table 3 Microbiological and infection characteristics of the patients

From: Procalcitonin, lipopolysaccharide-binding protein, interleukin-6 and C-reactive protein in community-acquired infections and sepsis: a prospective study

Variable Infection without SIRS (n = 32) Sepsis (n = 47) Severe sepsis (n = 27)
Assessment of infection (n)    
   Gram-positive bacteria 6 12 10
   Gram-negative bacteria 7 10 7
   Other bacteria 0 2a 0
   Bacteremia 1 4 7
   Virus 3b 4c 1d
   Chest X-ray-verified pneumoniae 9 13 7
   Radiological evidencef 0 1 0
   Obvious clinical infectiong 7 5 2
Focus of infection (n)    
   Upper respiratory tract infection 1 0 1
   Lower respiratory tract infection 12 25 15
   Endocarditis 1 0 1
   Gastroenteritis 5 1 0
   Pyelonephritis 2 2 1
   Cystitis 0 3 3
   Skin/soft tissue infection 1 4 3
   Bone/joints 2 1 0
   Other 8 11 3
  1. SIRS, systemic inflammatory response syndrome. aMycoplasma pneumoniae (n = 2). bEpstein–Barr virus (n = 1), influenzae A virus (n = 2). cEpstein–Barr virus (n = 2), influenza A virus (n = 2). dPuumala virus (n = 1). eChest X-ray-verified pneumonia with no identified pathogen. fInfection documented by imaging techniques (other than Chest X-ray) with no identified pathogen. gClinical infection (i.e. erysipelas, wound infection).