Table 6: Risk factors associated with the frequency of seroreaction against A. phagocytophilum in equidae in the state of Rio de Janeiro estimated by multivariate logistic regression method based on the analysis of data collected from an epidemiological record.

VARIABLES STATISTIC
Number Chi-Square P Value1
Properties 31 87,8745 ˂ 0,0001
Origin 6 16,9456 0,0095

1Values with 95% confidence interval.