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. 2020 Feb 15;5(1):27. doi: 10.3390/tropicalmed5010027

Table 2.

Test results of individual and pooled Ultra testing in Cambodia.

Xpert MTB/RIF Ultra Result Individual Results n = 584 Pooled Results n = 153
Negative (N) 493 84.4% 80 52.3%
MTB with rifampicin resistance detected (RR) 3 0.5% 0 0%
MTB with no rifampicin resistance detected (T) 74 12.7% 59 38.6%
MTB with low rifampicin resistance detected (Ti) 1 0.2% 3 1.9%
MTB trace detected (TT) 13 2.2% 11 7.2%

MTB = Mycobacterium tuberculosis.