Table 2.
Estimates of growth rate, lag time and maximum population density of Salmonella Typhimurium inoculated in enteral feeds and prediction calculation by the Pathogen Modeling Program (PMP 7.0).
| Enteral Feed | Lag phase (h) | Growth rate (h-1) | maximum population density (log10 CFU/mL) | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Measured | Predicted | Measured | Predicted | Measured | Predicted | ||||
| 25°C* | 4/25°CH | 25°C* | 4/25°CH | 25°C* | 4/25°CH | ||||
| Soya Diet | 1.79 | 0.92 | 3.3 (2.7-4.0) | 1.38 | 1.35 | 0.6 (0.5-0.6) | 8.68 | 8.57 | 9.1 (7.5-10.5) |
| Ensure | 2.80 | 0.68 | 3.5 (2.6-4.6) | 1.28 | 1.73 | 0.6 (0.5-0.7) | 8.15 | 7.93 | 9.5 (7.8-11.6) |
| NIEF-V | 2.06 | 0.47 | 3.7 (2.6-5.2) | 1.33 | 1.95 | 0.6 (0.5-0.7) | 8.95 | 8.86 | 9.5 (7.4-12.2) |
*
Feeds incubated at 25°C; HFeeds stored at 4°C for 6 h and, then incubated at 25°C.