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Table 3 Sensitivities of the molecular assays based on Time-To-Culture positivity for smear negative TB specimens

From: Performance evaluation of three commercial molecular assays for the detection of Mycobacterium tuberculosis from clinical specimens in a high TB-HIV-burden setting

Time-to-CulturePositivity Anyplex™ plus MTB/NTM/DR-TB GenoType MTBDRplus version 2.0 Xpert® MTB/RIF
<20 days (n = 12) 9 (75 %) 9 (75 %) 11 (91.2 %)
≥20 days (n = 14) 3 (21 %) 3 (21 %) 10 (71 %)*
  1. *P < 0.05 when Xpert® is compared to Anyplex™ plus and when Xpert® is compared to MTBDRplus