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Table 2 Microbiologic culture results from emergency department (ED) patients with community-acquired skin & soft tissue infections

From: All purulence is local – epidemiology and management of skin and soft tissue infections in three urban emergency departments

Culture result Pediatric n = 70% (% pre-treated) Adult n = 241% (% pre-treated)
No Growth 7.4 9.6
(80) (25)
Staphylococcus aureus 72.1 52.6
(20.4) (21.8)
  MRSA 44.3 31.1
  MSSA 27.8 21.5
Group B Streptococcus 1.5 3.8
(0) (12.5)
Group A Streptococcus 7.4 1.4
(0) (0)
Escherichia coli 0 1.9
  (0)
Pseudomonas aeruginosa 0 1.4
  (0)
Klebsiella species 0 0.5
  (0)
Mixed Skin Flora 3 16.8
(0) (11.4)
Other Mixed Floraa 0 2.4
  (20)
Other 8.6 9.6
(33.3) (15)
  1. aIncludes Mixed Oral Flora and Mixed GI Flora.
  2. %Pre-treated depicts the percentage of patients identified as having received prior antibiotic treatment for the infection in question.
  3. MRSA = methicillin-resistant S. aureus, MSSA = methicillin-sensitive S. aureus.