Fig. 2

Seroprevalence (and 95% CI) of C. burnetii infection in abattoir workers by age categories (N = 86). The bars present the prevalence of C. burnetii infection while the error bars represent the 95% confidence intervals of the prevalence.
Seroprevalence (and 95% CI) of C. burnetii infection in abattoir workers by age categories (N = 86). The bars present the prevalence of C. burnetii infection while the error bars represent the 95% confidence intervals of the prevalence.