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ARCHIVED - 2009 - Preliminary Results
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Table 12. Number of antimicrobial classes in resistance patterns of Salmonella isolates from chickens, by serovar; Surveillance of Animal Clinical Isolates, 2009
| Serovar | Number (%) of isolates | Number of isolates by number of antimicrobial classes in the resistance pattern | Number of isolates resistant by antimicrobial class and antimicrobial | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aminoglycosides | β-lactams | Folate pathways inhibitors | Phenicols | Quinolones | Tetracyclines | ||||||||||||||||
| 1 | 2–3 | 4–5 | 6 | AMK | GEN | KAN | STR | AMP | AMC | CRO | FOX | TIO | SSS | SXT | CHL | CIP | NAL | TET | |||
| Enteritidis | 129 (51.4) | 127 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |||||||||
| Heidelberg | 39 (15.5) | 33 | 4 | 1 | 1 | 1 | 1 | 6 | 4 | 5 | 3 | 5 | 1 | 1 | 2 | ||||||
| Kentucky | 31 (12.4) | 5 | 1 | 23 | 2 | 24 | 8 | 7 | 7 | 7 | 7 | 3 | 24 | ||||||||
| Typhimurium | 14 (5.6) | 10 | 1 | 3 | 3 | 4 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | ||||||||
| I Rough:g,m:- | 7 (2.8) | 7 | |||||||||||||||||||
| Less common serovars | 31 (12.4) | 16 | 9 | 4 | 2 | 1 | 5 | 9 | 9 | 9 | 9 | 9 | 5 | 2 | 7 | ||||||
| Total | 251 (100) | 198 | 15 | 28 | 10 | 3 | 35 | 29 | 23 | 24 | 20 | 24 | 11 | 8 | 3 | 38 | |||||
Serovars represented by less than 2% of isolates were classified as “Less common serovars”.
Serovar identity was not available for 2 isolates.
