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Distribution of ESBL resistance genes in different areas
| Hainan (n = 19) | Hebei (n = 21) | Chongqing (n = 30) | Henan (n = 30) | Tianjin (n = 30) | |
|---|---|---|---|---|---|
| blaCTX-M-1 group | 57.9(11) | 42.9(9) | 83.3(25) | 83.3(25) | 56.7(17) |
| blaCTX-M-9 group | 68.4(13) | 71.4(15) | 53.3(16) | 26.7(8) | 63.3(19) |
| TEM | 63.2(12) | 85.7(18) | 96.7(29) | 83.3(25) | 86.7(26) |
| SHV | 0(0) | 14.3(3) | 30.0(9) | 13.3(4) | 23.3(7) |
| OXA | 10.5(2) | 33.3(7) | 26.7(8) | 16.7(5) | 20.0(6) |
| VEB | 0(0) | 0(0) | 16.7(5) | 0(0) | 6.7(2) |
