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Table 5 Relationship between TMP-SMX status at baseline and antibiotic resistance in NP isolates

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

Antibiotic Total isolates tested Not on TMP-SMX at baseline Resistance (%) On TMP-SMX at baseline Resistance (%) Previously received TMP-SMX Resistance (%) P-value
TMP-SMX 151 31 (86.1%) 93 (91.2%) 9 (69.2%) 0.065
Cloxacillin 44 7 (70%) 27 (87.1) 0 0.002
Cefotaxime 32 7 (53.9%) 9 (50%) 0 0.58