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Table 5 Distribution of virus number in diseased (PEC/PEMS) or healthy flocks according to the age of the flocks

From: Cross-sectional survey of selected enteric viruses in Polish turkey flocks between 2008 and 2011

Age

Number of

viruses

flocks

healthy

PEC

PEMS

1 to 4 wks

0

13

2

8

3

1

24

4

10

10

2

31

3

19

9

3

2

0

1

1

5 to 12 wks

0

32

16

10

6

1

23

3

14

6

2

7

2

2

3

3

1

1

0

0

> = 13 wks

0

11

3

8

0

1

5

0

4

1

2

0

0

0

0

3

0

0

0

0