Table 3.
Enumeration of Salmonella on swine carcasses
| Sample pointa | % samples with enumerable Salmonella | Frequency of enumeration (log CFU/100 cm2) |
|||||
|---|---|---|---|---|---|---|---|
| −0.8 to −0.1 | 0.0 to 0.9 | 1.0 to 1.9 | 2.0 to 2.9 | 3.0 to 3.9 | 4.0 to 4.9 | ||
| Prescald carcassesb | 37.7 | n/a | n/a | 279 | 176 | 106 | 12 |
| Preeviseration carcassesc | 4.8 | 55 | 15 | 3 | 0 | 0 | 0 |
| Chilled final carcassesc | 0.6 | 6 | 1 | 2 | 0 | 0 | 0 |
a
A total of 1,520 samples were taken from carcasses at each sampling point.
b
The lower limit of detection for prescald carcass samples was 1.4 log CFU/100 cm2.
c
The lower limit of detection for preevisceration and chilled final carcass samples was −0.8 log CFU/100 cm2.