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Table 5 A linear regression model of BVDV sero prevalence with Neospora canium within herd prevalence, the number of animals dead per year, and calves per cow per year as predictors which fit

From: Prevalence of Bovine Viral Diarrhoea Virus (BVDV), Bovine Herpes Virus 1 (BHV 1), Leptospirosis and Neosporosis, and associated risk factors in 161 Irish beef herds

  Coef. Std. Err. t P > t 95% Conf. interval
Neospora within herd sero prevalence 0.807 0.402 2.01 0.048 0.008 1.606
Overall mortality 1.550 0.561 2.76 0.007 0.435 2.665
Calves per cow per year −30.431 13.401 −2.27 0.026 −57.059 −3.804
Intercept 93.377 12.341 7.57 0.000 68.856 117.898
  1. Number of observations =93
  2. F (3,89) = 4.50
  3. Prob >F = 0.0055
  4. R-square = 0.1317
  5. Adj R- squared = 0.1025
  6. Root MSE = 23.47