From: Aspects on Feed Related Prophylactic Measures Aiming to Prevent Post Weaning Diarrhoea in Pigs
Group/Litter | Ratio F4 Pos/Neg | Pigs | Days | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
 |  | At risk | With diarrhea | At risk | With diarrhea | Significance of difference | ||||||
 |  | (n) | (n) | (%) | (n) | (n) | (%) |  |  |  |  |  |
I) Group | Â | Â | Â | Â | Â | Â | Â | B | C | D | E | Â |
   A: Uninfected control | 4/2 | 6 | 0 | 0% | 84 | 0 | 0% | *** | *** | *** | *** |  |
   B: ZnO | 5/1 | 6 | 5 | 83% | 84 | 38 | 45% |  |  |  | ** |  |
   C: Meal feed | 4/2 | 6 | 5 | 83% | 83 | 30 | 36% |  |  |  | * |  |
   D: Infected control | 4/2 | 6 | 6 | 100% | 75 | 37 | 49% |  |  |  | ** |  |
   E: Probiotic | 3/3 | 6 | 6 | 100% | 84 | 20 | 24% |  |  |  |  |  |
II) Litter (exposed pigs) | Â | Â | Â | Â | Â | Â | Â | 2 | 3 | 4 | 5 | 6 |
   1 | 2/2 | 4 | 4 | 100% | 56 | 24 | 43% | * |  |  |  |  |
   2 | 0/4 | 4 | 4 | 100% | 56 | 13 | 23% |  | * |  |  | ** |
   3 | 4/0 | 4 | 4 | 100% | 56 | 25 | 45% |  |  |  |  |  |
   4 | 4/0 | 4 | 4 | 100% | 56 | 18 | 32% |  |  |  |  | * |
   5 | 2/2 | 4 | 3 | 75% | 56 | 20 | 36% |  |  |  |  |  |
   6 | 4/0 | 4 | 4 | 100% | 46 | 25 | 51% |  |  |  |  |  |