Table 3. Odds ratios and 95% CIs of the probability of having anthrax antibodies by fixed effects covariates.

Covariate	Odds ratio (95% CI)
County status: endemic	1.035 (0.523–2.054)
Age class: adult	1.641 (0.903–3.059)
Sex: female	1.398 (0.966–2.026)
Latitude	0.858 (0.737–0.997)
Longitude	0.877 (0.702–1.092)