Table 4 Comparison of gulls and pigeons in terms of harboring E. coli isolates carrying antibiotic resistance genes
Drug group and resistance genes | The number of isolates carrying the resistance gene (%) | χ2 | P-value | ||
|---|---|---|---|---|---|
Gull (n = 50) | Pigeon (n = 50) | ||||
Tetracycline | tet(A) | 23 (46) | 40 (80) | 12.39 | < 0.001 |
tet(B) | 35 (70) | 31 (62) | 0.71 | 0.398 | |
Aminoglycoside | strA/strB | 21 (42) | 3 (6) | 17.76 | < 0.001 |
aphA1 | 18 (36) | 30 (60) | 5.76 | 0.016 | |
Sulfonamides | sul1 | 13 (26) | 3 (6) | 7.44 | 0.006 |
sul2 | 15 (30) | 11 (22) | 0.83 | 0.362 | |
sul3 | 8 (16) | 26 (52) | 14.44 | 0.000 | |