Table 2

Number and percentage of seropositive BHV-1 herds and cattle by visit type for Dataset A (26,918 samples, 14,243 cattle, 107 herds), and herd BHV-1 antibody seroprevalence for positive herds only.

Visit

Positive herds

Positive cattle

Herd seroprevalence for positive herds


Number

%

Number

%

Median

Mean

Prevalence range


1st routine visit

85

79.4

4,228

46.3

40.0 (51.7)

42.8 (50.9)

0.9 – 95.9

(2.1 – 95.9)

2nd routine visit

74

77.1

3,918

48.4

45.9 (60.2)

43.1 (52.7)

2.7 – 95.9

(2.9 – 95.9)

3rd routine visit/3rd routine and whole herd visit

74

77.9

4,495

50.0

40.4 (59.9)

43.6 (55.1)

2.4 – 99.2

(2.4 – 99.2)

Other non-routine visits

5

38.5

342

49.2

86.6 (73.2)

77.8 (73.4)

43.8 – 100.0

(43.8 – 100.0)

Combined

89

83.0

7,250

51.0

74.0 (74.0)

74.0 (74.0)

73.1 – 75.0

(73.1 – 75.0)


The results for herds where cattle seroconverted are in brackets.

Woodbine et al. BMC Veterinary Research 2009 5:5   doi:10.1186/1746-6148-5-5

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