| Isolates | Tet | Amp | Gen | Oflo | Cef |
| E1 | R | 9 | 7 | R | R |
| E2 | R | R | R | R | R |
| E3 | R | R | 6 | R | R |
| E4 | R | R | R | R | R |
| E5 | R | R | R | R | R |