Research Article

Prevalence of Plasmid-Mediated Quinolone Resistance Genes among Extended-Spectrum β-Lactamase-Producing Klebsiella pneumoniae Human Isolates in Iran

Table 2

Prevalence of the plasmid-mediated quinolone resistance genes among extended-spectrum β-lactamase-producing Klebsiella pneumoniae isolates.

PMQR genesPositive isolates 
(%)
Negative isolates 
(%)
Total (%)

qnrA0 (0%)87 (100%)87 (100%)
qnrB40 (46.0%)47 (54.0%)87 (100%)
qnrS5 (5.7%)82 (94.3%)87 (100%)
aac()-Ib-cr61 (70.1%)26 (29.9%)87 (100%)
qepA0 (0%)87 (100%)87 (100%)