Skip to main content
. 2011 Mar 4;84(3):435–442. doi: 10.4269/ajtmh.2011.10-0571

Table 4.

Parameter estimates and adjusted odds ratios for the multivariable logistic regression model predicting residential risk factors for exposure to Y. pestis in areas classified as elevated and low risk

Model covariates Parameter estimate Likelihood ratio test Odds ratios
Estimate SE χ2 df P value aOR 95% CI
Intercept −1.23 0.54 5.17 1 0.02
Water available to rodents −0.26 0.44 0.36 1 0.55 0.77 0.32–1.83
Corn grown or dried within 30 m 1.13 0.46 6.14 1 0.01 3.1 1.28–7.73
Other crops grown or dried within 30 m 0.97 0.51 3.92 1 0.047 2.65 1.01–7.44
Processed commercial foods stored within residence −1.06 0.46 5.42 1 0.02 0.35 0.13–0.85

SE = standard error; aOR = adjusted odds ratio; df = degrees of freedom.