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Table 3 Diagnostic testsa and associated results

From: Clinical and microbiological characteristics of purulent and non-purulent cellulitis in hospitalized Taiwanese adults in the era of community-associated methicillin-resistant Staphylococcus aureus

  All (n = 465) Non-purulent group (n = 369) Purulent group (n = 96) P-value
Diagnostic testa performed (%) 432 (92.9) 338 (91.6) 94 (97.9) 0.032
Wound culture (%) 155 (33.3) 67 (18.2) 88 (91.7) <0.001
 Positive prevalence (%) 110 (71) 32 (47.8) 78 (88.6) <0.001
Blood culture (%) 351 (75.5) 291 (78.9) 60 (62.5) 0.001
 Positive prevalence (%) 33 (9.4) 24 (8.2) 9 (15) 0.103
ASOT (%) 210 (45.2) 192 (52.0) 18 (18.8) <0.001
 Positive prevalence (%) 84 (40.0) 82 (42.8) 2 (11.1) 0.031
  One set 72 (34.3) 70 (36.5) 2 (11.1)  
  Paired 12 (5.7) 12 (6.3) 0 (0.0)  
Puncture biopsy (%) 1 (0.2) 1 (0.3) 0 (0.0) 1.000
 Positive prevalence (%) 0 0 0  
  1. Data are number (%) of patients, unless otherwise indicated
  2. ASOT antistreptolysin O titer
  3. aIt means blood culture, wound culture, ASOT, and puncture biopsy