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Table 1 Serological results of 3885 dog serum samples from Sweden tested for the presence of circulating antigens of Angiostrongylus vasorum and of specific antibodies to A. vasorum

From: Canine angiostrongylosis in Sweden: a nationwide seroepidemiological survey by enzyme-linked immunosorbent assays and a summary of five-year diagnostic activity (2011–2015)

 

Positive samples (n)

%

95% confidence intervals

Antibody-positive

38

0.98

0.69–1.34

Antibody-positive only

34

0.88

0.61–1.22

Antigen positive

24

0.62

0.40–0.92

Antigen positive only

20

0.51

0.31–0.79

Antibody and antigen positive

4

0.10

0.03–0.26