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Table 2 Pathogenic NP organisms and TMP-SMX status at baseline

From: High incidence of antimicrobial resistant organisms including extended spectrum beta-lactamase producing Enterobacteriaceae and methicillin-resistant Staphylococcus aureusin nasopharyngeal and blood isolates of HIV-infected children from Cape Town, South Africa

  Total Not on TMP-SMX at baseline On TMP-SMX at baseline Previously received TMP-SMX
†Pathogenic organisms     
S. pneumoniae 48 (26.5%) 9 (5%) 36 (19.9%) 3 (1.7%)
§Gram negative respiratory organism (M. catarrhalis, H. influenzae) 48 (26.5%) 7 (3.2%) 35 (19.3%) 6 (3.3)
S. aureus 44 (24.3%) 10 (5.5%) 31 (17.1%) 3 (1.7%)
Enterobacteriacae 32 (17.7%) 13 (9.9%) 18 (9.9%) 1 (0.5%)
Non-fermenters including Pseudomonas aeruginosa # 5 (2.8%) 4 (2.2%) 1 (0.5%) 0
Acinetobacter species ¶ 4 (2.2%) 3 (1.7%) 1 (0.5%) 0
  1. 10 subjects had 2 organisms and 2 had 3 organisms isolated from a NP swab.
  2. §M. catarrhalis n – 22; H. influenzae – n – 26
  3. TMP-SMX exposure: More than 1 organism per subject
  4. Organisms not included – Coagulase negative staphylococcus – 10; Streptococcus viridans – 2; other commensals – 11; no growth – 10; contaminants – 3
  5. # p = 0.0104 (Fisher's Exact 2-tail test)
  6. ¶p = 0.048 (Fisher's Exact 2-tail test)
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