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Table 2 Results of the multivariate logistic regression model

From: Spatial epidemiology of porcine reproductive and respiratory syndrome in Thailand

Variables

Mean coefficient

Mean SE*

Mean odds ratio (OR)

Adjusted odds ratio

95% confidence interval

Constant

−2.611

0.428

  

No. of human population

0.479

0.253

1.669**

1.024 -2.779

No. of farms having breeding sows

1.750 × 10-2

1.823 × 10-2

1.016

1.004-1.029

Autoregressive term

2.438

0.521

  
  1. *SE stands for standard error.
  2. **The odds of a sub-district being PRRS positive was increased by a factor of 1.669 (95% CI 1.024 to 2.779) for every 10,000 unit increases in the number of human population in a sub-district.
  3. Results of the multivariate logistic regression model (Model I) with 100 bootstraps applied for analyzing PRRS presence/absence at the sub-district level in Thailand.