Characterization of Plasmid-Mediated Quinolone Resistance and Serogroup Distributions of Uropathogenic Escherichia coli among Iranian Kidney Transplant Patients

Table 4

Distribution of qnr genes about quinolone resistance in control-group.

Antibiotic	Pattern	qnrS-positive no. (%)	qnrS-negative no. (%)	value	qnrB-positive no. (%)	qnrB-negative no. (%)	value
Nalidixic acid	R ()	12 (28.6)	30 (71.4)	0.12	9 (21.4)	33 (78.6)	0.51
	S ()	11 (47.8)	12 (52.2)		3 (13)	20 (87)
Ciprofloxacin	R ()	8 (32)	17 (68)	0.65	6 (24)	19 (76)	0.51
	S ()	15 (37.5)	25 (62.5)		6 (15)	34 (85)
Ofloxacin	R ()	11 (34.4)	21 (65.6)	0.86	7 (21.9)	25 (78.1)	0.48
	S ()	12 (36.4)	21 (63.6)		5 (15.2)	28 (84.8)
Norfloxacin	R ()	7 (30.4)	16 (69.6)	0.53	6 (26.1)	17 (73.9)	0.31
	S ()	16 (38.1)	26 (61.9)		6 (14.3)	36 (85.7)

Abbreviations: R: resistant; S: susceptible.