Table 4.
Mean (SEM) TMABc (total mesophilic aerobic bacteria counts) and Enterobacteriaceae counts expressed as Log10 CFU/cm2 and p-values for comparisons between feed type, cleaning method and bowl material
| n | % |
TMABc [Log10CFU/cm2] |
p-value |
Enterobacteriaceae [Log10CFU/cm2] |
p-value | ||
|---|---|---|---|---|---|---|---|
| Feed type | Dry food | 46 | 51 | 1.42 (0.19) | 0.0397* | -0.77 (0.19) | 0.7507 |
| Wet food | 45 | 49 | 1.99 (0.19) | -0.66 (0.19) | |||
| Cleaning method | Dry wiping | 51 | 56 | 1.45 (0.18) | 0.0672 | -0.94 (0.18) | 0.1002 |
| Hand washing | 40 | 44 | 1.96 (0.20) | -0.49 (0.21) | |||
| Bowl material | Plastic | 46 | 51 | 1.23 (0.19) | < 0.001* | -0.98 (0.20) | 0.0594 |
| Metal | 45 | 49 | 2.18 (0.19) | -0.45 (0.19) |
*Statistical significance: p ≤ 0.05