Table 1

Farms and samples under study: Seroprevalence in different herds
Herd ID Animals in farm* Samples under study Seroprevalence** Weak p24 Reactors ***
n n % % % Und/Low PVL (%)
51 299 146 48.8 87.7 35.9 87.0
52 203 90 44.3 92.3 21.4 76.9
53 280 81 28.9 81.2 36.9 90.9
57 142 57 40.1 89.6 28.8 92.9
58 293 157 53.5 94.3 24.1 78.8
60 332 140 42.1 86.4 29.7 87.5
61 235 92 39.1 96.0 22.9 66.7
62 384 166 43.2 97.7 20.0 78.8
63 277 137 49.4 96.3 19.6 90.5
64 503 186 36.9 90.4 21.7 71.9
67 247 127 51.4 82.1 39.6 86.8
70 273 111 40.6 95.4 21.6 76.2
71 184 112 60.8 99.0 13.6 92.9
72 241 100 41.4 97.0 20.6 70.0
T1 250 50 20.0 66.0 27.9 91.7

*total lactating, **p24 antibodies, *** Reactivity 25-99%, % among total p24 reactors.

GutiƩrrez et al.

GutiĆ©rrez et al. BMC Veterinary Research 2012 8:187   doi:10.1186/1746-6148-8-187

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