Although the prevalence of mutations conferring resistance to FQs ( gyrA/gyrB ) and SLIDs ( rrs/eis ) in MDR-TB strains was higher in isolates with an rpoB S450L mutation versus isolates with all other mutations (19 of 73 versus 4 of 29), the difference did not reach statistical significance ( P = 0.182).
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Increasing prevalence of resistance to second-line drugs among multidrug-resistant Mycobacterium tuberculosis isolates in Kuwait.
2
0.1820
0.1820
The sentences
Although XDR-TB was not detected, an increasing trend in the frequency of pre-XDR-TB was evident in Kuwait as the frequency of mutations conferring resistance to FQs or SLIDs was significantly higher among isolates collected during 2013–2019 versus 2006–2012.