Determination of antibiotic resistance patterns and genotypes of Escherichia coli isolated from wild birds

Microbiome

Table 5 The association between phenotypic and genotypic antibiotic resistance profiles of gulls and pigeon origin E. coli isolates

Drug group and resistance genes		Number of isolates carrying the resistance gene		χ²	P-value
Drug group and resistance genes		Resistant^a	Non-resistant^b	χ²	P-value
Tetracycline	tet(A)	44 (84.61%)	19 (39.5%)	21.71	< 0.001
Tetracycline	tet(B)	40 (76.92%)	26 (54.16%)	5.76	0.016
Streptomycin	strA/strB	16 (43.24%)	8 (12.69%)	11.92	0.001
Kanamycin	aphA1	31 (83.73%)	17 (27.42%)	27.68	< 0.001

^aIsolates that are phenotypically resistant to the indicated antibiotic and carry the resistance gene(s)
^bIsolates phenotypically susceptible or intermediately resistant to the indicated antibiotic but carry the resistance gene(s)

ISSN: 2049-2618