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Table 2 Impact of CT occurrence on piglet production, piglet mortality and the splay legs syndrome

From: Congenital infection with atypical porcine pestivirus (APPV) is associated with disease and viral persistence

Farm

WP/S/Y before OCT

WP/S/Y during OCT

Mortality of CT-affected piglets

Splay legs observed in CT-affected piglets

A

25.5–26.5

23.57

Up to 30%

Yes

B

24.5

17.2–19.6

i.d.

No

C

25.6

22.8–24.0

i.d.

Yes

D

26.2

26.0

0.6%

No

E

26.5

23.45–23.86

Up to 25%

Yes

F 2013a (2016)

i.d. (24.1)

i.d. (24.0–24.05)

i.d. (<0.6)

i.d. (no)

G

i.d.

i.d.

i.d.

i.d.

  1. WP/S/Y: weaned piglets per sow and year; OCT: occurrence of congenital tremor; CT: congenital tremor; i.d.: indeterminate, due to inexistent or inconsistent records.
  2. a Material was investigated retrospectively and therefor no accompanying data available.
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Veterinary Research

ISSN: 1297-9716