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ARCHIVED - 2009 - Preliminary Results
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Table 8. Number of antimicrobial classes in resistance patterns of Salmonella isolates from cattle, 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 | |||
| Typhimurium var. 5- | 47 (38.8) | 1 | 7 | 39 | 30 | 28 | 46 | 7 | 7 | 7 | 7 | 39 | 1 | 16 | 39 | ||||||
| Typhimurium | 31 (25.6) | 10 | 2 | 19 | 15 | 18 | 20 | 1 | 1 | 1 | 1 | 20 | 7 | 18 | 21 | ||||||
| Heidelberg | 7 (5.8) | 4 | 1 | 2 | 3 | 2 | 2 | ||||||||||||||
| I 6,14,18:-:- | 5 (4.1) | 5 | |||||||||||||||||||
| Kentucky | 4 (3.3) | 4 | |||||||||||||||||||
| Cerro | 3 (2.5) | 3 | |||||||||||||||||||
| Oranienburg | 3 (2.5) | 3 | |||||||||||||||||||
| Less common serovars | 21 (17.4) | 15 | 2 | 3 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 1 | 4 | ||||||
| Total | 121 (100) | 45 | 10 | 7 | 59 | 47 | 48 | 71 | 10 | 10 | 10 | 10 | 66 | 10 | 35 | 64 | |||||
Serovars represented by less than 2% of isolates were classified as “Less common serovars”.
Serovar identity was not available for 1 isolate.
