Table 1.
Recovery of the blaCTX-M and blaCMY-2 genes from fecal samples collected from swine finishing barns located in five statesa
| State | Barns |
Fecal samples |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| n |
blaCTX-M recovered |
blaCMY-2 recovered |
n |
blaCTX-M recovered |
blaCMY-2 recovered |
|||||
| n | Proportion | n | Proportion | n | Proportion | n | Proportion | |||
| All five states | 50 | 8 | 0.16 | 50 | 1 | 1,495 | 24 | 0.016 | 1,174 | 0.785 |
| Illinois | 10 | 2 | 0.2 | 10 | 1 | 300 | 2 | 0.007 | 291 | 0.97 |
| Kansas | 10 | 0 | 0 | 10 | 1 | 298 | 0 | 0 | 192 | 0.644 |
| Michigan | 8 | 1 | 0.125 | 8 | 1 | 240 | 12 | 0.05 | 178 | 0.742 |
| Minnesota | 2 | 0 | 0 | 2 | 1 | 60 | 0 | 0 | 59 | 0.983 |
| Ohio | 20 | 5 | 0.25 | 20 | 1 | 597 | 10 | 0.017 | 454 | 0.76 |
a
Recovery of the extended-spectrum cephalosporin resistance genes blaCTX-M and blaCMY-2 from 1,495 fecal samples collected from 50 swine finishing barns located in 5 U.S. states.