Table 3.
Occurrence of antimicrobial resistance among Streptococcus suis isolated from pigs in different European countries.
| Antimicrobial agent | Year | Country and prevalence of resistance | |||||
| DK | E | F | NL | PL | P | ||
| Erythromycin | 2002 | - | - | 64.6 | - | - | - |
| 2003 | 29.1 | 36.0 | 52.9 | 35.0 | - | - | |
| 2004 | - | 50.0 | 58.1 | - | 30.6 | 75.0 | |
| Gentamicin | 2002 | - | - | 0.0 | - | 28.0 | - |
| 2003 | - | - | 0.0 | - | 0.0 | - | |
| 2004 | - | - | 0.0 | - | 53.2 | 100.0 | |
| Penicillin | 2002 | - | - | 0.0 | - | 10.6 | - |
| 2003 | 0.9 | 0.0 | 0.0 | 0.0 | 7.9 | - | |
| 2004 | - | 0.0 | 0.0 | - | 8.1 | 13.0 | |
| Tetracycline | 2002 | - | - | 57.8a | - | 73.3 | - |
| 2003 | 52.2 | 68.0 | 56.7a | 48.0 | 55.0 | - | |
| 2004 | - | 68.0 | 62.5a | - | 64.0 | 92.0 | |
| Trimethoprim – Sulphonamide | 2002 | - | - | 22.4 | - | 30.0 | - |
| 2003 | 51.5 | 3.0 | 15.5 | 8.0 | 16.6 | - | |
| 2004 | - | 8.0 | 13.3 | - | 14.4 | - | |
-: No data available, a: Doxycycline. DK – Denmark, E – England including Wales; F – France; NL – The Netherlands; PL – Poland; P – Portugal.