Multivariable logistic regression models of leptospirosis seropositivity in American Samoa, 2010.

<p>Model A based on environmental risk factors. Model B based on a combination of individual-level and environmental risk factors.</p>a<p>Compared to females.</p>b<p>Compared to people who had never heard of leptospirosis.</p>c<p>Continuous variable. Odds ratio reflects increase in risk for each extra piggery within 250 m and at a higher altitude than the house.</p><p>Statistically significant odds ratios highlighted in bold.