Table I.
Sample-level prevalence of Salmonella in poultry hatcheries, from fluff samples submitted through the Ontario Hatchery and Supply Flock Policy between 1998 and 2008
| Poultry type | Number of hatcheries | Number (and percentage) of samples submitted | Number of Salmonella isolates | Poultry type-specific sample-level prevalence (%) | 95% confidence interval |
|---|---|---|---|---|---|
| Broiler-breeders | 14 | 17 886 (63) | 1564 | 8.7 | 8.3–9.2 |
| Layer-breeders | 10 | 5750 (20) | 181 | 3.1 | 2.7–3.6 |
| Turkey-breeders | 4 | 3082 (11) | 406 | 13.2 | 12.0–14.4 |
| Other-breeder birdsa | 23 | 1551 (6) | 185 | 11.9 | 10.4–13.6 |
| Total | 51 | 28 269 | 2336 | 8.3 | 7.9–8.6 |
a
Other-breeder birds include ducks, geese, quail, partridges, and pheasants.