Table 2 ASF antibody-positive and -negative wild boar samples, averaged prevalences and 95% confidence intervals (calculated using R) for the study areas (N = study area North, N1 = first half of the study period (12 months), N2 = second half of the study period (13 months); S = study area South, S1 = first 12 months of the study period, S2 = second 13 months of the study period).

From: Development of African swine fever epidemic among wild boar in Estonia - two different areas in the epidemiological focus

Area

Number of samples

Number of negative samples

Number of positive samples

Averaged prevalence within the study period (%)

95% CI (%)

N

1,142

1,098

44

3.9

2.8–5.1

N1

338

313

25

7.4

4.8–10.7

N2

804

785

19

2.4

1.4–3.7

S

5,164

4,977

187

3.6

3.1–4.2

S1

2,315

2,281

34

1.5

1.0–2.0

S2

2,849

2,696

153

5.4

4.6–6.3

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