Table 5.
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 pairwise interactions
| n | % |
TMABc [Log10CFU/cm2] |
p-value |
Enterobacteriaceae [Log10CFU/cm2] |
p-value | ||
|---|---|---|---|---|---|---|---|
| Food type & cleaning method | Dry food & dry wiping | 26 | 29 | 1.02 (0.25) | 0.3270 | -1.06 (0.25) | 0.6331 |
| Dry food & hand washing | 20 | 22 | 1.81 (0.29) | -0.48 (0.29) | |||
| Wet food & dry wiping | 25 | 27 | 1.87 (0.26) | -0.82 (0.26) | |||
| Wet food & hand washing | 20 | 22 | 2.11 (0.29) | -0.50 (0.29) | |||
| Food type & bowl material | Dry food & plastic | 22 | 24 | 0.98 (0.28) | 0.7875 | -1.10 (0.28) | 0.7163 |
| Dry food & metal | 24 | 26 | 1.85 (0.26) | -0.44 (0.26) | |||
| Wet food & plastic | 24 | 26 | 1.48 (0.26) | -0.87 (0.27) | |||
| Wet food & metal | 21 | 23 | 2.49 (0.28) | -0.46 (0.28) | |||
| Cleaning method & bowl material | Dry wiping & plastic | 25 | 28 | 1.23 (0.24) | 0.0646 | -1.13 (0.24) | 0.6094 |
| Dry wiping & metal | 23 | 25 | 1.67 (0.27) | -0.74 (0.27) | |||
| Hand washing & plastic | 21 | 23 | 1.23 (0.30) | -0.83 (0.31) | |||
| Hand washing & metal | 22 | 24 | 2.68 (0.27) | -0.15 (0.28) |
Statistical significance: p ≤ 0.05