Research Article
Molecular Epidemiology of Salmonella enterica in Poultry in South Africa Using the Farm-to-Fork Approach
Table 3
Number of isolates with varying susceptibility profiles stratified by source.
| | Susceptibility profile | Week 2 | Week 3 | Week 5 | Week 6 | Total | | Resistant | Intermediate | Litter | Faeces | Litter | Litter | Faeces | Carcass rinsate | Wastewater |
| | CXM | FOX | 3 | 7 | 3 | 16 | 17 | 1 | | 47 | | CXM | FOX-CHL | 1 | 2 | 1 | | | | | 4 | | CXM | FOX-NIT | | 1 | 1 | 5 | 9 | | | 16 | | CXM | FOX-NIT-CHL | | 1 | | | | | | 1 | | CXM | FOX-NIT-NA | | | | | 1 | | | 1 | | AZM | CXM-FOX-CHL | | | 2 | | | | | 2 | | AZM | CXM-FOX-NIT-CHL | 1 | | | | | | | 1 | | PEF | CXM-FOX-CHL | | | 1 | | | | | 1 | | PEF | CXM-FOX-NIT-CHL | | | 1 | | | | | 1 | | CXM-FOX | — | | | | 1 | 1 | | | 2 | | CXM-FOX | NIT | | | | 2 | | | | 2 | | CXM-CHL | FOX | | 1 | | | | | | 1 | | CXM-AZM | FOX-CHL | 1 | 3 | | | | | | 4 | | CXM-AZM | FOX-NIT-CHL | | | 1 | | | | | 1 | | CXM-PEF | FOX-CHL | | 3 | | | | | | 3 | | CXM-PEF | FOX-CCHL-AMX | | 1 | | | | | | 1 | | CXM-PEF | FOX-CHL-NA | | 2 | | | | | | 2 | | CXM-PEF | FOX-CHL-NA-AMX | | 1 | | | | | | 1 | | CXM-NIT | FOX-CHL | | 1 | | | | | | 1 | | PEF-AZM | CXM-FOX-CHL | | | 4 | | | | | 4 | | PEF-AZM | CXM-FOX-CHL-NA | | | 2 | | | | | 2 | | PEF-AZM | CXM-FOX-NIT-CHL | | | 1 | | | | | 1 | | CXM-PEF-AZM | FOX-CHL | | 2 | | | | | | 2 | | CXM-PEF-AZM | FOX-NIT-CHL | 1 | 1 | | | | | | 2 | | CXM-PEF-AZM | FOX-NIT-CHL-NA-AMX | | 1 | | | | | | 1 | | CXM-CHL-PEF-AZM | FOX-NA | 1 | 1 | 1 | | | | | 3 | | — | CXM | | | | | | 2 | | 2 | | — | CXM-NIT | | | | 1 | | | | 1 | | — | CXM-FOX | 12 | 2 | 8 | 5 | 2 | 5 | | 34 | | — | CXM-FOX-CHL | | | 3 | | | | | 3 | | — | CXM-FOX-NIT | 10 | | | | | | | 10 | | — | CXM-FOX-NIT-CHL | | | 1 | | | | | 1 | | Susceptible | | | | | 21 | 31 | 52 | | | Total | 30 | 30 | 30 | 30 | 30 | 29 | 31 | 210 |
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CXM: cefuroxime; FOX: cefoxitin; CHL: chloramphenicol; NIT: nitrofurantoin; AZM: azithromycin; PEF: pefloxacin.
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