Volume 23, Number 10—October 2017
Research
Investigation of Outbreaks of Salmonella enterica Serovar Typhimurium and Its Monophasic Variants Using Whole-Genome Sequencing, Denmark
Pernille Gymoese, Gitte Sørensen, Eva Litrup, John Elmerdal Olsen, Eva Møller Nielsen, and Mia Torpdahl
Table 1
Previously defined outbreaks included in the data collection in an outbreak investigation of Salmonella enterica serovar Typhimurium and its monophasic variants, Denmark*
| Outbreak | No. sequenced strains | Year | Outbreak characteristics | Serovar variant | Food/veterinary isolates linked to outbreak |
|---|---|---|---|---|---|
| A | 6 | 2014 | Same MLVA and resistance profile | Typhimurium | No |
| B | 35 | 2013 | Same MLVA, various resistance profiles | Typhimurium | Yes |
| C | 7 | 2013 | Same MLVA and resistance profile | Typhimurium | No |
| D | 8 | 2013 | Same MLVA, various resistance profiles | Typhimurium | No |
| E | 24 | 2014 | Same MLVA, various resistance profiles | Monophasic | Yes |
| F | 19 | 2014 | Various MLVA, same resistance profile | Monophasic | Yes |
| G | 14 | 2014 | Same MLVA, various resistance profiles | Monophasic | No |
| H | 5 | 2014 | Same MLVA and resistance profile | Monophasic | Yes |
*MLVA, multilocus variable-number tandem-repeat analysis.
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