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Table 2 Overall yield of mycobacterial blood cultures for diagnosis of drug-susceptible, multidrug-resistant (MDR) and extensively drug-resistant (XDR) tuberculosis (TB)

From: Blood cultures for the diagnosis of multidrug-resistant and extensively drug-resistant tuberculosis among HIV-infected patients from rural South Africa: a cross-sectional study

  n (%)
Blood culture result (n = 130):  
   M. tuberculosis 41 (32)
   Non-tuberculous mycobacteria 3 (2)
   Cryptococcus sp. 3 (2)
   Othera 5 (4)
   Negative 78 (60)
Drug-susceptibility results among M. tuberculosis isolates (n = 41):  
   XDR-TB 20 (49)
   MDR-TBb 8 (20)
   Drug-susceptible 10 (24)
   Incompletec 3 (7)
  1. a Other bacterial species, possible contaminants.
  2. b All MDR-TB specimens were also resistant to streptomycin.
  3. c M. tuberculosis identified, susceptibility results not available.