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Table 5 Distribution of pathogens between gas-forming IPA and non-gas forming IPA patients

From: Features and treatment modality of iliopsoas abscess and its outcome: a 6-year hospital-based study

  Gas-forming n = 27 Non-gas forming n = 61
  Blood Pus Blood Pus
GPC 10 (37.0%) 12 (44.4%) 30 (49.2%) 28 (45.9%)
Staphylococcus spp. 6 6 21 20
  MRSA 3 2 7 7
  OSSA 3 3 11 11
  Coagulase-negative Staphylococcus 0 1 3 2
Streptococcus spp. 4 4 8 6
Enterococcus 0 2 1 2
GNB 9 (33.3%) 14 (51.9%) 6 (9.8%) 13 (21.3%)
Escherichia coli 1 5 1 4
Klebsiella pneumoniae 3 4 0 6
Others     
 Anaerobics 3 (11.1%) 9 (33.3%) 4 (6.6%) 6 (9.8%)
 Fungus 0 1 (3.7%) 2 (3.3%) 3 (4.9%)
 TB 0 0 0 1 (1.6%)
 Mixed flora 3 (11.1%) 7 (25.9%) 8 (13.1%) 11 (18.0%)
 MDR isolates 2 (7.4%) 3 (11.1%) 0 3 (4.9%)
  1. GNB, Gram-negative bacilli; GPC, Gram-positive cocci; IPA, iliopsoas abscess; MDR, multiple-drug resistant; MRSA, methicillin-resistant Staphylococcus aureus; OSSA, oxacillin-sensitive Staphylococcus aureus.