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. 2015 Jun 23;160(9):2197–2207. doi: 10.1007/s00705-015-2494-z

Table 3.

Diarrhea in piglets in the challenge experiment

Group Piglet no. Days after oral challenge
0 1 2 3 4 5
1 1 a ++a ++ ++ +a
2 +++a +++ ++ ++ +
3 +++ +++ +++ +
4 +++ ++ ++ ++
5 + +++ +++ + +
6 +++ +++ ++ +
2 1 +++ ++ +++ +++ +
2 ++ ++ + +
3 +++ +++ ++ ++
4 ++ ++ ++ +
5 +++ +++ ++ + +
6 +++ +++ ++ ++ ++
3 1 +++ ++ ++ +++ +++
2 +++ +++ +++ +++ +++
3 +++ Diedb NDc ND ND
4 1
2
3

a−, no diarrhea; +, mild diarrhea; ++, moderate diarrhea; +++, severe diarrhea

bMortality attributed to PEDV infection confirmed by RT-PCR and necropsy diagnosis

cNot determined due to the death of this piglet