Table 6.

Association between mutation in codons 83 and 106 gyrA gene and resistance to Nalidixic acid among E. coli isolates

Resistance pattern		Resistant		Intermediate- resistant		Susceptible		P -value
Mutation		No.	%	No.	%	No.	%
gyrA 83	Yes	93	75.6	3	2.4	27	22	<0.001
	No	45	45	4	4	51	51	<0.001
gyrA 106	Yes	39	86.7	1	2.2	5	11.1	0.001
	No	99	56.6	6	3.4	73	41	0.001
gyrA 83 &106	Yes	31	91.2	0	0	3	8.8	<0.001
	No	107	56.6	7	3.7	75	39.7	<0.001