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Table 1 Prevalences of antibodies against BTV-8 in four species of wild ruminants from Switzerland, 2009-2011

From: Survey of bluetongue virus infection in free-ranging wild ruminants in Switzerland

  

Sampling units

 
  

Jura

Jura

North

North

Centre

Centre

South

South

South

Total

  

South

North

West

East

West

East

West

Centre

East

 

Roe deer

Seroprevalence

0

0

0

0

0

1.4

0

0

0

0.2

 

(95% CI)

(0–13.7)

(0–5.3)

(0–6)

(0–4.5)

(0–9.5)

(0–7.5)

(0–8)

(0–20.6)

(0–9.7)

(0.01-1.3)

 

positive / tested

0 /25

0 / 68

0 / 60

0 / 81

0 /37

1 / 72

0 / 44

0 / 16

0 / 36

1 / 439

Red deer

Seroprevalence

29.2

-

-

1

0

0

0

0

0

1.7

 

(95% CI)

(12.6-51.1)

  

(0–5.3)

(0–7.4)

(0–8.4)

(0–6.5)

(0–4.5)

(0–2.8)

(0.7-3.3)

 

positive / tested

7 / 24

-

-

1 /103

0 / 48

0 / 42

0 / 55

0 / 80

0 / 128

8 / 480

Chamois

Seroprevalence

0

0

0

0

0

1.5

0

0

0

0.2

 

(95% CI)

(0–13.2)

(0–5.8)

(0–36.9)

(0–4.9)

(0–12.8)

(0.04-8.3)

(0–6.5)

(0–9.5)

(0–3)

(0.01-1.2)

 

positive / tested

0 / 26

0 / 62

0 / 8

0 / 73

0 / 27

1 / 65

0 / 55

0 / 37

0 / 120

1 / 473

Ibex

Seroprevalence

-

-

-

0

0

0

0

0

0

0

 

(95% CI)

   

(0–6.1)

(0–4.5)

(0–7.4)

(0–3.9)

(0–33.6)

(0–1.7)

(0–0.7)

 

positive / tested

-

-

-

0 / 59

0 / 81

0 / 48

0 / 92

0 / 9

0 / 217

0 / 506

Total

Seroprevalence

9.3

0

0

0.3

0

0.9

0

0

0

0.5

 

(95% CI)

(3.8-18.3)

(0–2.8)

(0–5.3)

(0.01-1.8)

(0–1.9)

(0.1-3.1)

(0–1.5)

(0–2.6)

(0–0.7)

(0.3-1)

 

positive / tested

7 / 75

0 / 130

0 / 68

1 / 316

0 / 193

2 / 227

0 / 246

0 / 142

0 / 501

10 / 1,898

  1. Samples are classified according to the nine sampling units. Confidence intervals (95% CI) are indicated in parentheses.